W DOC AIRBUS | AMM A320F

Lubrication of Cargo Door

TASK 12-22-52-640-002-A
Lubrication of Cargo Door

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
ZONE: 825
ZONE: 826
1. Reason for the Job
Refer to the MPD TASK: 523000-01
LUBRICATION OF CARGO DOOR
2. Job Set-up Information
 A. Fixtures, Tools, Test and Support Equipment
REFERENCE
QTY
DESIGNATION
No specific
1
ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE
No specific
1
BRUSH - BRISTLED, MEDIUM
 B. Consumable Materials
REFERENCE
DESIGNATION
(Material No.03BDB9)
Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. -
(Material No.03GBC1)
Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. -
(Material No.03HBD9)
Synthetic Ester base Grease-General Purpose Low Temp -
(Material No.03JCA9)
Silicone base Grease-Mechanisms and Seals - -
(Material No.12ABB1)
Corrosion Preventive Compound-Water Displacing Hard Film -
(Material No.12ABC1)
Corrosion Preventive Compound_Water Displacing Soft Film -
(Material No.14SBA1)
Textile-Lint free Cotton -
 C. Work Zones and Access Panels
ZONE/ACCESS
ZONE DESCRIPTION
825
FORWARD CARGO COMPARTMENT DOOR
826
AFT CARGO COMPARTMENT DOOR
825AR, 826AR
826BR, 826CR
 D. Referenced Information
REFERENCE
DESIGNATION
TASK 52-30-00-860-001-A
Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 52-30-00-860-002-A
Close the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 52-31-13-000-001-A
Removal of the Lining and the Insulation
TASK 52-31-13-400-001-A
Installation of the Lining and the Insulation
TASK 52-31-14-000-801-A
Removal of the FWD Cargo-Compartment Door Access-Panel
TASK 52-31-14-400-801-A
Installation of the FWD Cargo-Compartment Door Access-Panel
TASK 52-31-32-000-001-A
Removal of the Lock Fitting Components
TASK 52-31-32-400-001-A
Installation of the Lock Fitting Components
TASK 52-32-13-000-001-A
Removal of the Lining and Insulation
TASK 52-32-13-400-001-A
Installation of the Lining and Insulation
TASK 52-32-14-000-801-A
Removal of the Aft Cargo-Compartment-Door Access-Panels
TASK 52-32-14-400-801-A
Installation of the Aft Cargo-Compartment-Door Access-Panels
TASK 52-32-33-000-001-A
Removal of the Door Fairings and Access Panels
TASK 52-32-33-400-001-A
Installation of the Door Fairings and Access Panels
TASK 12-22-00-00
LUBRICATION - DESCRIPTION AND OPERATION
F Lubrication of the Switch Mechanism and the Piano Hinges at the Forward Cargo-Compartment Door
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Eccentric Bush Rollers ** ON A/C NOT FOR ALL
F Lubrication of the Vent Door Mechanism ** ON A/C NOT FOR ALL
F Lubrication of the Latching Unit
F Lubrication of the Interlock Mechanism ** ON A/C NOT FOR ALL
F Lubrication of the Drift Pin Mechanism ** ON A/C NOT FOR ALL
F Lubrication of the Sequence Shaft Assembly ** ON A/C NOT FOR ALL
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Vent Door Mechanism ** ON A/C NOT FOR ALL
F Lubrication of the Interlock Mechanism ** ON A/C NOT FOR ALL
F Lubrication of the Drift Pin Mechanism ** ON A/C NOT FOR ALL
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Eccentric Bush Rollers ** ON A/C NOT FOR ALL
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
3. Job Set-up
Subtask 12-22-52-010-051-A ** ON A/C NOT FOR ALL
A. Get Access
   (1) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position below the applicable closed cargo-compartment door (referred to as cargo door).
   (2) Remove access panel 825AR from the forward cargo door (Ref. AMM TASK 52-31-14-000-801).
   (3) Remove access panel 826AR from the aft cargo door (Ref. AMM TASK 52-32-14-000-801).
   (4) Open the applicable cargo door and safety it with the actuator safety locks (Ref. AMM TASK 52-30-00-860-001).
   (5) Remove the door lining and the applicable insulation to get access to the drift pins of the applicable cargo door (Ref. AMM TASK 52-31-13-000-001) or (Ref. AMM TASK 52-32-13-000-001).
Subtask 12-22-52-010-051-C ** ON A/C NOT FOR ALL
A. Get Access
   (1) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position below the applicable closed cargo-compartment door (referred to as cargo door).
   (2) Remove access panel 825AR from the forward cargo door (Ref. AMM TASK 52-31-14-000-801).
   (3) Remove access panels 826AR and 826BR and door fairing 826CR from the aft cargo door (Ref. AMM TASK 52-32-33-000-001).
   (4) Open the applicable cargo door and safety it with the actuator safety locks (Ref. AMM TASK 52-30-00-860-001).
   (5) Remove the door lining and the applicable insulation to get access to the drift pins of the applicable cargo door (Ref. AMM TASK 52-31-13-000-001) or (Ref. AMM TASK 52-32-13-000-001).
Subtask 12-22-52-865-051-A
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:
PANELDESIGNATIONFINLOCATION
** ON A/C NOT FOR ALL
121VUHYDRAULIC/HYD POWER/Y3803GXN30
** ON A/C NOT FOR ALL
121VUHYDRAULIC/HYD POWER/Y3803GXN31
** ON A/C ALL
122VUDOORS/CARGO1MJT12
123VUY HYD/ELEC/PUMP3802GXAB06
123VUY HYD/ELEC/ELEC PUMP/NORM3801GXAB03
4. Procedure
Subtask 12-22-52-640-051-A ** ON A/C NOT FOR ALL
A. Lubrication of the Cargo Door
F Lubrication of the Switch Mechanism and the Piano Hinges at the Forward Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Eccentric Bush Rollers ** ON A/C NOT FOR ALL
   (1) If necessary, clean the applicable surface(s) with the Textile-Lint free Cotton - (Material No.14SBA1) before lubrication.
   (2) Lubricate the piano hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (3) Lubricate the switch mechanism as follows:
     (a) Lubricate the bearings of the target lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearings of the link assembly with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (4) Lubricate the vent door mechanism as follows:
F Lubrication of the Vent Door Mechanism ** ON A/C NOT FOR ALL
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
     (a) Lubricate the top and bottom vent-door hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (5) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (6) Lubricate the locking mechanism as follows:
F Lubrication of the Latching Unit ** ON A/C NOT FOR ALL
     (a) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the locking hooks with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (c) Use the BRUSH - BRISTLED, MEDIUM and Silicone base Grease-Mechanisms and Seals - - (Material No.03JCA9) to lubricate the eccentric bush rollers.
       1 After you lubricated the eccentric bush rollers, manually turn them.
       2 Replace the eccentric bush rollers that you cannot turn (Ref. AMM TASK 52-31-32-000-001) and (Ref. AMM TASK 52-31-32-400-001).
     (d) Lubricate the bellcrank of each latching unit with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (e) Lubricate the bearings of the bellcrank links with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (7) Lubricate the interlock mechanism as follows:
F Lubrication of the Interlock Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the bearing of the interlock lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the roller of the interlock lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the mating surface of the spring sleeve with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (8) Lubricate the drift pin mechanism as follows:
F Lubrication of the Drift Pin Mechanism ** ON A/C NOT FOR ALL
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
     (a) Lubricate the drift pins with Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) .
     (b) Lubricate the bearing of the bellcrank lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the bearing of the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (9) Lubricate the sequence shaft assembly as follows:
F Lubrication of the Sequence Shaft Assembly ** ON A/C NOT FOR ALL
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
     (a) Lubricate the bearing of the input bellcrank shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearing of the sequence shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (10) Remove the unwanted lubricant with the Textile-Lint free Cotton - (Material No.14SBA1) .
Subtask 12-22-52-640-051-H ** ON A/C NOT FOR ALL
A. Lubrication of the Cargo Door
F Lubrication of the Switch Mechanism and the Piano Hinges at the Forward Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Eccentric Bush Rollers ** ON A/C NOT FOR ALL
   (1) If necessary, clean the applicable surface(s) with the Textile-Lint free Cotton - (Material No.14SBA1) before lubrication.
   (2) Lubricate the piano hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (3) Lubricate the switch mechanism as follows:
     (a) Lubricate the bearings of the target lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearings of the link assembly with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
   (4) Lubricate the vent door mechanism as follows:
F Lubrication of the Vent Door Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the top and bottom vent-door hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (5) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (6) Lubricate the locking mechanism as follows:
F Lubrication of the Latching Unit ** ON A/C NOT FOR ALL
     (a) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the locking hooks with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (c) Use the BRUSH - BRISTLED, MEDIUM and Silicone base Grease-Mechanisms and Seals - - (Material No.03JCA9) to lubricate the eccentric bush rollers.
       1 After you lubricated the eccentric bush rollers, manually turn them.
       2 Replace the eccentric bush rollers that you cannot turn (Ref. AMM TASK 52-31-32-000-001) and (Ref. AMM TASK 52-31-32-400-001).
     (d) Lubricate the bellcrank of each latching unit with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (e) Lubricate the bearings of the bellcrank links with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (7) Lubricate the interlock mechanism as follows:
F Lubrication of the Interlock Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the bearings of the interlock lever and the roller lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearings of the interlock link with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the mating surface of the spring sleeve with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
   (8) Lubricate the drift pin mechanism as follows:
F Lubrication of the Drift Pin Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the drift pins with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (b) Lubricate the bearing of the bellcrank lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the bearing of the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (9) Remove the unwanted lubricant with the Textile-Lint free Cotton - (Material No.14SBA1) .
   (10) Apply the storage preservation as follows:
     (a) Apply Corrosion Preventive Compound_Water Displacing Soft Film - (Material No.12ABC1) on the locking and safety shafts.
     (b) Apply Corrosion Preventive Compound_Water Displacing Soft Film - (Material No.12ABC1) on the inner side of the access panels and on the lower section of the door structure.
     (c) Make sure that you do not apply Corrosion Preventive Compound_Water Displacing Soft Film - (Material No.12ABC1) on the ball bearings of the door mechanism.
Subtask 12-22-52-640-051-I ** ON A/C NOT FOR ALL
A. Lubrication of the Cargo Door
F Lubrication of the Switch Mechanism and the Piano Hinges at the Forward Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Eccentric Bush Rollers ** ON A/C NOT FOR ALL
   (1) If necessary, clean the applicable surface(s) with the Textile-Lint free Cotton - (Material No.14SBA1) before lubrication.
   (2) Lubricate the piano hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (3) Lubricate the switch mechanism as follows:
     (a) Lubricate the bearings of the target lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearings of the link assembly with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
   (4) Lubricate the vent door mechanism as follows:
F Lubrication of the Vent Door Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the top and bottom vent-door hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (5) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (6) Lubricate the locking mechanism as follows:
F Lubrication of the Latching Unit ** ON A/C NOT FOR ALL
     (a) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the locking hooks with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (c) Use the BRUSH - BRISTLED, MEDIUM and Silicone base Grease-Mechanisms and Seals - - (Material No.03JCA9) to lubricate the eccentric bush rollers.
       1 After you lubricated the eccentric bush rollers, manually turn them.
       2 Replace the eccentric bush rollers that you cannot turn (Ref. AMM TASK 52-31-32-000-001) and (Ref. AMM TASK 52-31-32-400-001).
     (d) Lubricate the bellcrank of each latching unit with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (e) Lubricate the bearings of the bellcrank links with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (7) Lubricate the interlock mechanism as follows:
F Lubrication of the Interlock Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the bearings of the interlock lever and the roller lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearings of the interlock link with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the mating surface of the spring sleeve with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
   (8) Lubricate the drift pin mechanism as follows:
F Lubrication of the Drift Pin Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the drift pins with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (b) Lubricate the bearing of the bellcrank lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the bearing of the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (9) Remove the unwanted lubricant with the Textile-Lint free Cotton - (Material No.14SBA1) .
   (10) Apply the storage preservation as follows:
     (a) Apply Corrosion Preventive Compound-Water Displacing Hard Film - (Material No.12ABB1) on the locking and safety shafts.
     (b) Apply Corrosion Preventive Compound-Water Displacing Hard Film - (Material No.12ABB1) on the inner side of the access panels and on the lower section of the door structure.
     (c) Make sure that you do not apply Corrosion Preventive Compound-Water Displacing Hard Film - (Material No.12ABB1) on the ball bearings of the door mechanism.
Subtask 12-22-52-640-051-J ** ON A/C NOT FOR ALL
A. Lubrication of the Cargo Door
F Lubrication of the Switch Mechanism and the Piano Hinges at the Forward Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Eccentric Bush Rollers ** ON A/C NOT FOR ALL
F Lubrication of the Eccentric Bush Rollers ** ON A/C NOT FOR ALL
   (1) If necessary, clean the applicable surface(s) with the Textile-Lint free Cotton - (Material No.14SBA1) before lubrication.
   (2) Lubricate the piano hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (3) Lubricate the switch mechanism as follows:
     (a) Lubricate the bearings of the target lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearings of the link assembly with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
   (4) Lubricate the vent door mechanism as follows:
F Lubrication of the Vent Door Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the top and bottom vent-door hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (5) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (6) Lubricate the locking mechanism as follows:
F Lubrication of the Latching Unit ** ON A/C NOT FOR ALL
     (a) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the locking hooks with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (c) Use the BRUSH - BRISTLED, MEDIUM and Silicone base Grease-Mechanisms and Seals - - (Material No.03JCA9) to lubricate the eccentric bush rollers.
       1 After you lubricated the eccentric bush rollers, manually turn them.
       2 Replace the eccentric bush rollers that you cannot turn (Ref. AMM TASK 52-31-32-000-001) and (Ref. AMM TASK 52-31-32-400-001).
     (d) Lubricate the bellcrank of each latching unit with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (e) Lubricate the bearings of the bellcrank links with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (7) Lubricate the interlock mechanism as follows:
F Lubrication of the Interlock Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the bearings of the interlock lever and the roller lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearings of the interlock link with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the mating surface of the spring sleeve with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
   (8) Lubricate the drift pin mechanism as follows:
F Lubrication of the Drift Pin Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the drift pins with Synthetic Ester base Grease-General Purpose Low Temp - (Material No.03HBD9) or Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (b) Lubricate the bearing of the bellcrank lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the bearing of the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
   (9) Lubricate the sequence shaft assembly as follows:
F Lubrication of the Sequence Shaft Assembly ** ON A/C NOT FOR ALL
     (a) Lubricate the bearing of the input bellcrank shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearing of the sequence shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (10) Remove the unwanted lubricant with the Textile-Lint free Cotton - (Material No.14SBA1) .
Subtask 12-22-52-640-051-L ** ON A/C NOT FOR ALL
A. Lubrication of the Cargo Door
F Lubrication of the Switch Mechanism and the Piano Hinges at the Forward Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Switch Mechanism and the Piano Hinges of the Aft Cargo-Compartment Door ** ON A/C NOT FOR ALL
F Lubrication of the Eccentric Bush Rollers ** ON A/C NOT FOR ALL
   (1) If necessary, clean the applicable surface(s) with the Textile-Lint free Cotton - (Material No.14SBA1) before lubrication.
   (2) Lubricate the piano hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (3) Lubricate the switch mechanism as follows:
     (a) Lubricate the bearings of the target lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearings of the link assembly with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (4) Lubricate the vent door mechanism as follows:
F Lubrication of the Vent Door Mechanism ** ON A/C NOT FOR ALL
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
     (a) Lubricate the top and bottom vent-door hinges with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (5) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (6) Lubricate the locking mechanism as follows:
F Lubrication of the Latching Unit ** ON A/C NOT FOR ALL
     (a) Lubricate the bearings of the locking shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the locking hooks with Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (c) Use the BRUSH - BRISTLED, MEDIUM and Silicone base Grease-Mechanisms and Seals - - (Material No.03JCA9) to lubricate the eccentric bush rollers.
       1 After you lubricated the eccentric bush rollers, manually turn them.
       2 Replace the eccentric bush rollers that you cannot turn (Ref. AMM TASK 52-31-32-000-001) and (Ref. AMM TASK 52-31-32-400-001).
     (d) Lubricate the bellcrank of each latching unit with Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) . Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
     (e) Lubricate the bearings of the bellcrank links with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (7) Lubricate the interlock mechanism as follows:
F Lubrication of the Interlock Mechanism ** ON A/C NOT FOR ALL
     (a) Lubricate the bearing of the interlock lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the roller of the interlock lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the mating surface of the spring sleeve with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (8) Lubricate the drift pin mechanism as follows:
F Lubrication of the Drift Pin Mechanism ** ON A/C NOT FOR ALL
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
     (a) Lubricate the drift pins with Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) .
     (b) Lubricate the bearing of the bellcrank lever with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (c) Lubricate the bearing of the bellcrank shafts with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (9) Lubricate the sequence shaft assembly as follows:
F Lubrication of the Sequence Shaft Assembly ** ON A/C NOT FOR ALL
CAUTION: DO NOT LUBRICATE THE PTFE-BEARINGS OF THE BELLCRANKS. AN ACCIDENTAL LUBRICATION CAN CAUSE THE PTFE-BEARINGS TO BECOME UNSERVICEABLE.
     (a) Lubricate the bearing of the input bellcrank shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
     (b) Lubricate the bearing of the sequence shaft with Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) .
   (10) Remove the unwanted lubricant with the Textile-Lint free Cotton - (Material No.14SBA1) .
5. Close-up
Subtask 12-22-52-410-051-A ** ON A/C NOT FOR ALL
A. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Install the removed door lining and insulation on the applicable cargo door (Ref. AMM TASK 52-31-13-400-001) or (Ref. AMM TASK 52-32-13-400-001).
   (3) Close the applicable cargo door (Ref. AMM TASK 52-30-00-860-002).
   (4) Install access panel 825AR on the forward cargo door (Ref. AMM TASK 52-31-14-400-801).
   (5) Install access panel 826AR on the aft cargo door (Ref. AMM TASK 52-32-14-400-801).
   (6) Remove the access platform(s).
Subtask 12-22-52-410-051-C ** ON A/C NOT FOR ALL
A. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Install the removed door lining and insulation on the applicable cargo door (Ref. AMM TASK 52-31-13-400-001) or (Ref. AMM TASK 52-32-13-400-001).
   (3) Close the applicable cargo door (Ref. AMM TASK 52-30-00-860-002).
   (4) Install access panel 825AR on the forward cargo door (Ref. AMM TASK 52-31-14-400-801).
   (5) Install access panels 826AR and 826BR and door fairing 826CR on the aft cargo door (Ref. AMM TASK 52-32-33-400-001).
   (6) Remove the access platform(s).
Subtask 12-22-52-865-050-A
B. Make sure that this(these) circuit breaker(s) is(are) closed:
PANELDESIGNATIONFINLOCATION
** ON A/C NOT FOR ALL
121VUHYDRAULIC/HYD POWER/Y3803GXN30
** ON A/C NOT FOR ALL
121VUHYDRAULIC/HYD POWER/Y3803GXN31
** ON A/C ALL
122VUDOORS/CARGO1MJT12
123VUY HYD/ELEC/PUMP3802GXAB06
123VUY HYD/ELEC/ELEC PUMP/NORM3801GXAB03
[Rev.10 from 2021] 2026.03.31 22:56:51 UTC
"Aviabrain" 2025