Restoration of the Aircraft after Flight with One MLG Door Assembly Missing or One MLG Fixed Fairing Assembly Missing or One Secondary Hinged Fairing Missing
TASK 32-12-00-440-001-A
Restoration of the Aircraft after Flight with One MLG Door Assembly Missing or One MLG Fixed Fairing Assembly Missing or One Secondary Hinged Fairing Missing
CDL 52-14
Main Landing Gear Door (732, 742) (Flight with gear down)
CDL 52-15
Main Landing Gear Door (733, 743) (Flight with gear down)
CDL 52-16
Main Landing Gear Door (734, 744) (Flight with gear down)
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Work Zones and Access Panels
D. Expendable Parts
E. Referenced Information
3. Job Set-up
Subtask 32-12-00-941-064-A
(Ref. AMM TASK 29-00-00-910-002)
(1) Put the SAFETY BARRIER(S) in position.
(2) On the panel 400VU:
(4) Make sure that the safety device is installed on the applicable MLG (Ref. AMM TASK 32-00-00-481-001).
Subtask 32-12-00-860-063-A
Subtask 32-12-00-420-065-A
Subtask 32-12-00-860-064-A
[Rev.10 from 2021]
2026.04.01 00:41:08 UTC
Restoration of the Aircraft after Flight with One MLG Door Assembly Missing or One MLG Fixed Fairing Assembly Missing or One Secondary Hinged Fairing Missing
WARNING:
MAKE SURE THAT THE SAFETY DEVICES AND THE WARNING NOTICES ARE IN POSITION BEFORE YOU START A TASK ON OR NEAR:
- THE FLIGHT CONTROLS
- THE FLIGHT CONTROL SURFACES
- THE LANDING GEAR AND RELATED DOORS
- COMPONENTS THAT MOVE.
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
1. Reason for the JobCDL 52-14
Main Landing Gear Door (732, 742) (Flight with gear down)
CDL 52-15
Main Landing Gear Door (733, 743) (Flight with gear down)
CDL 52-16
Main Landing Gear Door (734, 744) (Flight with gear down)
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.02ABA1) | Phosphate Ester Hydraulic Fluid-General Power - - |
| (Material No.04JMD9) | Top Coat Polyurethane-- Decorative Furnishing |
| (Material No.06AAB1) | Polysulfide Sealant-General Purpose Fillet - |
| (Material No.06AAC5) | Polysulfide Sealant-General Purpose Interfay Landing Gear |
| (Material No.06LDG6) | Non Hardening Jointing Putty-High Temp. Area - Hydraulic |
| (Material No.14QFB1) | Wire-Locking Dia: 0.8 mm CRES Nickel Alloy - |
| ZONE/ACCESS | ZONE DESCRIPTION |
|---|---|
| 824 |
| FIG.ITEM | DESIGNATION | IPC-CSN |
|---|---|---|
| 51 | COTTER PIN | AIPC 32-11-11-80-090 |
| 51 | COTTER PIN | AIPC 32-11-85-80-090 |
| 1 | COTTER PIN | AIPC 32-12-03-01-130 |
| 1 | COTTER PIN | AIPC 32-12-83-01-130 |
| 69 | COTTER PIN | AIPC 57-26-05-36-030 |
| 69 | COTTER PIN | AIPC 57-26-85-36-120 |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 12-22-32-640-001-A | Lubrication of Main Landing Gear and Doors |
| TASK 20-28-00-912-802-A | Electrical Bonding - General Maintenance Procedure |
| TASK 24-41-00-861-002-A | Energize the Aircraft Electrical Circuits from the External Power |
| TASK 24-41-00-861-002-A-01 | Energize the Aircraft Electrical Circuits from the APU |
| TASK 24-41-00-861-002-A-02 | Energize the Aircraft Electrical Circuits from Engine 1(2) |
| TASK 24-41-00-862-002-A | De-energize the Aircraft Electrical Circuits Supplied from the External Power |
| TASK 24-41-00-862-002-A-01 | De-energize the Aircraft Electrical Circuits Supplied from the APU |
| TASK 24-41-00-862-002-A-02 | De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2) |
| TASK 29-00-00-910-002-A | Safety Procedures of the Hydraulic System |
| TASK 29-10-00-864-001-A | Depressurize the Green Hydraulic System |
| TASK 32-00-00-481-001-A | Installation of the Safety Devices on the Landing Gears |
| TASK 32-00-00-860-001-A | Flight Configuration Precautions with Electrical Power |
| TASK 32-00-00-860-001-A-01 | Flight Configuration Precautions without Electrical Power |
| TASK 32-00-00-860-002-A | Ground Configuration after Flight Configuration with Electrical Power |
| TASK 32-00-00-860-002-A-01 | Ground Configuration after Flight Configuration without Electrical Power |
| TASK 32-12-11-400-001-A | Installation of the Door Assembly - Main |
| TASK 32-12-13-400-001-A | Installation of a Replacement Secondary Hinged Fairing |
| TASK 32-12-14-000-001-A | Removal of the MLG Fixed Fairing Assembly |
| TASK 32-12-14-400-002-A | Installation of a Replacement MLG Fixed-Fairing Assembly |
| TASK 32-31-00-710-002-A | Operational Test of the Landing Gear Doors (With False Targets) |
| TASK 32-31-00-710-002-A-01 | Operational Test of the Landing Gear Doors (Without False Targets) |
| TASK 32-31-35-400-001-A | Installation of the MLG Door Actuating-Cylinder |
| TASK 32-31-38-400-001-A | Installation of the MLG Door Swivel-Joint Assembly |
| TASK 51-75-13-916-002-A | Repair to a layer of Corrosion Preventive Compound |
| TASK 57-26-21-400-001-A | Installation of the Secondary-Hinged-Fairing Attachment |
Subtask 32-12-00-941-064-A
WARNING:
OBEY THE HYDRAULIC SAFETY PROCEDURES.
A. Safety Precautions(Ref. AMM TASK 29-00-00-910-002)
(1) Put the SAFETY BARRIER(S) in position.
(2) On the panel 400VU:
- Make sure that the landing-gear control-lever 6GA is in the DOWN position
- Put a WARNING NOTICE(S) in position to tell persons not to operate the landing gear.
(4) Make sure that the safety device is installed on the applicable MLG (Ref. AMM TASK 32-00-00-481-001).
B. Aircraft Maintenance Configuration
(2) Depressurize the Green hydraulic system
(Ref. AMM TASK 29-10-00-864-001).
Subtask 32-12-00-869-060-A WARNING:
MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT. UNWANTED ELECTRICAL POWER CAN BE DANGEROUS.
(1) Energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-861-002). (2) Depressurize the Green hydraulic system
(Ref. AMM TASK 29-10-00-864-001).
C. Flight Configuration Precautions
(1) Do the precautions for flight configuration (Ref. AMM TASK 32-00-00-860-001) before you open the LGCIU circuit breakers.
Subtask 32-12-00-865-063-A (1) Do the precautions for flight configuration (Ref. AMM TASK 32-00-00-860-001) before you open the LGCIU circuit breakers.
D. Open, safety and tag this(these) circuit breaker(s):
Subtask 32-12-00-010-058-A | PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C ALL | |||
| 49VU | L/G/LGCIU/SYS1/NORM | 1GA | C09 |
| ** ON A/C NOT FOR ALL | |||
| 49VU | HYDRAULIC/G HYD/PUMP ENG1/CTL | 1701GK | H12 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/CTL | 1701GK | R35 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/MONG | 1702GK | R34 |
| 121VU | LGCIU/BAT SPLY/SYS2 | 59GA | R33 |
| 121VU | LGCIU/BAT SPLY/SYS1 | 58GA | R32 |
| ** ON A/C ALL | |||
| 121VU | HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY | 4GG | M36 |
| 121VU | HYDRAULIC/BRAKING AND STEERING/SYS2/CTL | 3GG | M35 |
| 121VU | HYDRAULIC/BRAKING AND STEERING/SYS1/CTL | 1GG | M34 |
| 121VU | HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY | 2GG | M33 |
| 121VU | HYDRAULIC/Y HYD/PUMP ENG2/MONG | 3700GD | Q37 |
| 121VU | HYDRAULIC/Y HYD/PUMP ENG2/CTL | 3701GD | Q36 |
| 121VU | HYDRAULIC/LGCIU/SYS2 | 2GA | Q35 |
| 121VU | HYDRAULIC/LGCIU/SYS1/GRND SPLY | 52GA | Q34 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/MONG | 1702GK | R33 |
| 121VU | LGCIU/BAT SPLY/SYS2 | 59GA | R32 |
| 121VU | LGCIU/BAT SPLY/SYS1 | 58GA | R31 |
E. Get Access
(1) Put the ACCESS PLATFORM 2M (6 FT) in position below the applicable zone 128.
(2) Open the access door 824.
(3) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below the applicable zone 733(743).
4. Procedure(1) Put the ACCESS PLATFORM 2M (6 FT) in position below the applicable zone 128.
(2) Open the access door 824.
(3) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below the applicable zone 733(743).
Subtask 32-12-00-420-065-A
A. Installation of the MLG Door Assembly and Attaching Parts
(2) Do an inspection of the component interfaces and/or the adjacent area.
(3) Make sure that the parts retained from the removed components are clean and in the correct condition.
(4) Remove the PLUG - BLANKING from the elbow connectors (19).
(6) Put the flexible hoses (13) in position and connect the connectors (18) to the elbow connectors (19).
(7) Tighten the connectors (18) and TORQUE to between 3.2 and 2.9 m.daN (23.60 and 21.39 lbf.ft )
.
(8) Apply corrosion protection to the connectors (18) and (19) and the adjacent areas (Ref. AMM TASK 51-75-13-916-002).
(9) Make a mark on the connectors (18) and (19) with Top Coat Polyurethane-- Decorative Furnishing (Material No.04JMD9) .
(10) Put the clamps (16) in position on the flexible hoses (13) and install the bolts (14), the washers (15) and the nuts (17).
(12) Install the applicable MLG door swivel-joint assembly (Ref. AMM TASK 32-31-38-400-001).
(13) Install the applicable MLG door actuating cylinder (Ref. AMM TASK 32-31-35-400-001).
(14) Install the bonding straps (5), the bolts (6), the washers (3) and the nuts (2) to the hinge attachment points (4) (Ref. AMM TASK 20-28-00-912-802).
(15) Safety the nuts (2) with the new AIPC 32-12-03-01-130 COTTER PIN (1) or the new AIPC 32-12-83-01-130 COTTER PIN (1).
(17) Install the applicable MLG door assembly (Ref. AMM TASK 32-12-11-400-001).
Subtask 32-12-00-640-050-A CAUTION:
DO NOT CAUSE DAMAGE TO THE SURFACES. THE COMPONENTS ARE MADE OF CARBONFIBER REINFORCED PLASTIC.
(1) Clean the component interfaces and/or the adjacent area. (2) Do an inspection of the component interfaces and/or the adjacent area.
(3) Make sure that the parts retained from the removed components are clean and in the correct condition.
(4) Remove the PLUG - BLANKING from the elbow connectors (19).
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
(5) Apply Phosphate Ester Hydraulic Fluid-General Power - - (Material No.02ABA1) to the threads of the elbow connectors (18). (6) Put the flexible hoses (13) in position and connect the connectors (18) to the elbow connectors (19).
(7) Tighten the connectors (18) and TORQUE to between 3.2 and 2.9 m.daN (23.60 and 21.39 lbf.ft )
. (8) Apply corrosion protection to the connectors (18) and (19) and the adjacent areas (Ref. AMM TASK 51-75-13-916-002).
(9) Make a mark on the connectors (18) and (19) with Top Coat Polyurethane-- Decorative Furnishing (Material No.04JMD9) .
(10) Put the clamps (16) in position on the flexible hoses (13) and install the bolts (14), the washers (15) and the nuts (17).
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
(11) Apply Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) to the heads of the bolts (14) and the nuts (17). (12) Install the applicable MLG door swivel-joint assembly (Ref. AMM TASK 32-31-38-400-001).
(13) Install the applicable MLG door actuating cylinder (Ref. AMM TASK 32-31-35-400-001).
(14) Install the bonding straps (5), the bolts (6), the washers (3) and the nuts (2) to the hinge attachment points (4) (Ref. AMM TASK 20-28-00-912-802).
(15) Safety the nuts (2) with the new AIPC 32-12-03-01-130 COTTER PIN (1) or the new AIPC 32-12-83-01-130 COTTER PIN (1).
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
(16) Apply Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) to the heads of the bolts (6) and the nuts (2). (17) Install the applicable MLG door assembly (Ref. AMM TASK 32-12-11-400-001).
B. Lubrication
(1) Lubricate the applicable door hinge connection points (Ref. AMM TASK 12-22-32-640-001).
Subtask 32-12-00-710-054-A (1) Lubricate the applicable door hinge connection points (Ref. AMM TASK 12-22-32-640-001).
C. Operational Test
(1) Do an operational test of the main landing gear doors (Ref. AMM TASK 32-31-00-710-002).
Subtask 32-12-00-420-062-A (1) Do an operational test of the main landing gear doors (Ref. AMM TASK 32-31-00-710-002).
D. Installation of the Secondary Hinged Fairing and Attachments
(2) Clean the component interfaces and/or the adjacent area.
(3) Do an inspection of the component interfaces and/or the adjacent area.
(4) Make sure that the parts retained from the removed components are clean and in the correct condition.
(5) Put the actuating rod (74) between the lugs of the transfer block (80).
(6) Install the threaded insert (81), the spacer (76), the pin (77), the washer (78) and the bolt (79) to the transfer block (80).
(7) Install the nut (75), the bonding strap (84), the washer (82) and the bolt (83) to the transfer block (80) (Ref. AMM TASK 20-28-00-912-802).
(9) Install the packer (72), the shim (71), the hinged fairing mounting plate (66), the washer (70) and loosely install the nut (68).
(10) Install the screws (67) and loosely install the nuts (73).
(11) Hold the mounting plate (66) in the position identified before removal.
(12) Tighten the nuts (73) and the nut (68).
(13) Safety the nut (68) with a new AIPC 57-26-05-36-030 COTTER PIN (69) or AIPC 57-26-85-36-120 COTTER PIN (69).
(15) Install the applicable secondary-hinged-fairing attachment (Ref. AMM TASK 57-26-21-400-001).
(16) Install the applicable secondary hinged fairing (Ref. AMM TASK 32-12-13-400-001).
Subtask 32-12-00-420-063-A ** ON A/C NOT FOR ALL CAUTION:
DO NOT CAUSE DAMAGE TO THE SURFACES. THE COMPONENTS ARE MADE OF CARBONFIBER REINFORCED PLASTIC.
(1) Remove the applicable fixed fairing assembly (Ref. AMM TASK 32-12-14-000-001). (2) Clean the component interfaces and/or the adjacent area.
(3) Do an inspection of the component interfaces and/or the adjacent area.
(4) Make sure that the parts retained from the removed components are clean and in the correct condition.
(5) Put the actuating rod (74) between the lugs of the transfer block (80).
(6) Install the threaded insert (81), the spacer (76), the pin (77), the washer (78) and the bolt (79) to the transfer block (80).
(7) Install the nut (75), the bonding strap (84), the washer (82) and the bolt (83) to the transfer block (80) (Ref. AMM TASK 20-28-00-912-802).
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
(8) Apply Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) to the heads of the bolts (79) and (83) and the nut (75). (9) Install the packer (72), the shim (71), the hinged fairing mounting plate (66), the washer (70) and loosely install the nut (68).
(10) Install the screws (67) and loosely install the nuts (73).
(11) Hold the mounting plate (66) in the position identified before removal.
(12) Tighten the nuts (73) and the nut (68).
(13) Safety the nut (68) with a new AIPC 57-26-05-36-030 COTTER PIN (69) or AIPC 57-26-85-36-120 COTTER PIN (69).
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
(14) Apply Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) to the heads of the screws (67) and the nuts (68) and (73). (15) Install the applicable secondary-hinged-fairing attachment (Ref. AMM TASK 57-26-21-400-001).
(16) Install the applicable secondary hinged fairing (Ref. AMM TASK 32-12-13-400-001).
E. Installation of the MLG Fixed Fairing Assembly and Attachments
(2) Do an inspection of the component interfaces and/or the adjacent area.
(3) Make sure that the parts retained from the removed components are clean and in the correct condition.
(4) Remove and discard the cotter pin (51) from the nut (50).
(5) Remove the nut (50), the washer (49) and the bolt (48) from the bracket (46).
(6) Install the bonding strap (47), the bolt (48), the washer (49) and the nut (50) (Ref. AMM TASK 20-28-00-912-802).
(7) Safety the nut (50) with a new AIPC 32-11-11-80-090 COTTER PIN (51).
(10) Remove the bolt (56) and the washer (55) from the bracket (52).
(11) Install the bonding strap (54), the washer (55) and the bolt (56) (Ref. AMM TASK 20-28-00-912-802).
(12) Safety the bolts (53) and (56) with14QFB1 Wire-Locking Dia: 0.8 mm CRES Nickel Alloy - .
(14) Install the fixed fairing assembly (Ref. AMM TASK 32-12-14-400-002).
Subtask 32-12-00-420-063-B ** ON A/C NOT FOR ALL CAUTION:
DO NOT CAUSE DAMAGE TO THE SURFACES. THE COMPONENTS ARE MADE OF CARBONFIBER REINFORCED PLASTIC.
(1) Clean the component interfaces and/or the adjacent area. (2) Do an inspection of the component interfaces and/or the adjacent area.
(3) Make sure that the parts retained from the removed components are clean and in the correct condition.
(4) Remove and discard the cotter pin (51) from the nut (50).
(5) Remove the nut (50), the washer (49) and the bolt (48) from the bracket (46).
(6) Install the bonding strap (47), the bolt (48), the washer (49) and the nut (50) (Ref. AMM TASK 20-28-00-912-802).
(7) Safety the nut (50) with a new AIPC 32-11-11-80-090 COTTER PIN (51).
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
(8) Apply Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) to the head of the bolt (48) and the nut (50). WARNING:
USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
(9) Remove and discard the lockwire from the bolts (53) and (56). (10) Remove the bolt (56) and the washer (55) from the bracket (52).
(11) Install the bonding strap (54), the washer (55) and the bolt (56) (Ref. AMM TASK 20-28-00-912-802).
(12) Safety the bolts (53) and (56) with
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
(13) Apply Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) to the heads of the bolts (53) and (56). (14) Install the fixed fairing assembly (Ref. AMM TASK 32-12-14-400-002).
E. Installation of the MLG Fixed Fairing Assembly and Attachments
(2) Do an inspection of the component interfaces and/or the adjacent area.
(3) Make sure that the parts retained from the removed components are clean and in the correct condition.
(4) Remove and discard the cotter pin (51) from the nut (50).
(5) Remove the nut (50), the washer (49) and the bolt (48) from the bracket (46).
(6) Apply Non Hardening Jointing Putty-High Temp. Area - Hydraulic (Material No.06LDG6) to the shank and the threads of the bolt (48).
(7) Install the bonding strap (47), the bolt (48), the washer (49) and the nut (50) (Ref. AMM TASK 20-28-00-912-802).
(8) TORQUE the nut (50) to between 1.8 and 0.9 m.daN (159.29 and 79.65 lbf.in )
.
(9) Safety the nut (50) with a new AIPC 32-11-11-80-090 COTTER PIN (51) or AIPC 32-11-85-80-090 COTTER PIN (51).
(10) Apply Polysulfide Sealant-General Purpose Interfay Landing Gear (Material No.06AAC5) to the nut (50), the washer (49) and the head of the bolt (48).
(11) Remove and discard the14QFB1 Wire-Locking Dia: 0.8 mm CRES Nickel Alloy - from the bolts (53) and (56).
(12) Remove the bolt (56) and the washer (55) from the bracket (52).
(13) Apply Non Hardening Jointing Putty-High Temp. Area - Hydraulic (Material No.06LDG6) to the shank and the threads of the bolt (56).
(14) Install the bonding strap (54), the washer (55) and the bolt (56) (Ref. AMM TASK 20-28-00-912-802).
(15) TORQUE the bolt (56) to between 2.9 and 2.7 m.daN (21.39 and 19.91 lbf.ft )
.
(16) Safety the bolts (53) and (56) with14QFB1 Wire-Locking Dia: 0.8 mm CRES Nickel Alloy - .
(17) Apply Polysulfide Sealant-General Purpose Interfay Landing Gear (Material No.06AAC5) to:
Subtask 32-12-00-420-063-C ** ON A/C NOT FOR ALL WARNING:
USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
CAUTION:
DO NOT CAUSE DAMAGE TO THE SURFACES. THE COMPONENTS ARE MADE OF CARBONFIBER REINFORCED PLASTIC.
(1) Clean the component interfaces and/or the adjacent area. (2) Do an inspection of the component interfaces and/or the adjacent area.
(3) Make sure that the parts retained from the removed components are clean and in the correct condition.
(4) Remove and discard the cotter pin (51) from the nut (50).
(5) Remove the nut (50), the washer (49) and the bolt (48) from the bracket (46).
(6) Apply Non Hardening Jointing Putty-High Temp. Area - Hydraulic (Material No.06LDG6) to the shank and the threads of the bolt (48).
(7) Install the bonding strap (47), the bolt (48), the washer (49) and the nut (50) (Ref. AMM TASK 20-28-00-912-802).
(8) TORQUE the nut (50) to between 1.8 and 0.9 m.daN (159.29 and 79.65 lbf.in )
. (9) Safety the nut (50) with a new AIPC 32-11-11-80-090 COTTER PIN (51) or AIPC 32-11-85-80-090 COTTER PIN (51).
(10) Apply Polysulfide Sealant-General Purpose Interfay Landing Gear (Material No.06AAC5) to the nut (50), the washer (49) and the head of the bolt (48).
(11) Remove and discard the
(12) Remove the bolt (56) and the washer (55) from the bracket (52).
(13) Apply Non Hardening Jointing Putty-High Temp. Area - Hydraulic (Material No.06LDG6) to the shank and the threads of the bolt (56).
(14) Install the bonding strap (54), the washer (55) and the bolt (56) (Ref. AMM TASK 20-28-00-912-802).
(15) TORQUE the bolt (56) to between 2.9 and 2.7 m.daN (21.39 and 19.91 lbf.ft )
. (16) Safety the bolts (53) and (56) with
(17) Apply Polysulfide Sealant-General Purpose Interfay Landing Gear (Material No.06AAC5) to:
- The head of the bolts (53) and (56)
- The washer (55).
E. Installation of the MLG Fixed Fairing Assembly and Attachments
(2) Do an inspection of the component interfaces and/or the adjacent area.
(3) Make sure that the parts retained from the removed components are clean and in the correct condition.
(4) Remove and discard the cotter pin (51) from the nut (50).
(5) Remove the nut (50), the washer (49) and the bolt (48) from the bracket (46).
(6) Apply Non Hardening Jointing Putty-High Temp. Area - Hydraulic (Material No.06LDG6) to the shank and the threads of the bolt (48).
(7) Install the bonding strap (47), the bolt (48), the washer (49) and the nut (50) (Ref. AMM TASK 20-28-00-912-802).
(8) TORQUE the nut (50) to between 1.8 and 0.9 m.daN (159.29 and 79.65 lbf.in )
.
(9) Safety the nut (50) with a new AIPC 32-11-11-80-090 COTTER PIN (51) or AIPC 32-11-85-80-090 COTTER PIN (51).
(10) Apply Polysulfide Sealant-General Purpose Interfay Landing Gear (Material No.06AAC5) to the nut (50), the washer (49) and the head of the bolt (48).
(11) Remove and discard the14QFB1 Wire-Locking Dia: 0.8 mm CRES Nickel Alloy - from the bolts (53) and (56).
(12) Remove the bolt (56) and the washer (55) from the bracket (52).
(13) Apply Non Hardening Jointing Putty-High Temp. Area - Hydraulic (Material No.06LDG6) to the shank and the threads of the bolt (56).
(14) Install the bonding strap (54), the washer (55) and the bolt (56) (Ref. AMM TASK 20-28-00-912-802).
(15) TORQUE the bolt (56) to between 2.9 and 2.7 m.daN (21.39 and 19.91 lbf.ft )
.
(16) Safety the bolts (53) and (56) with14QFB1 Wire-Locking Dia: 0.8 mm CRES Nickel Alloy - .
(17) Apply Polysulfide Sealant-General Purpose Interfay Landing Gear (Material No.06AAC5) to:
Subtask 32-12-00-980-051-A WARNING:
USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
CAUTION:
DO NOT CAUSE DAMAGE TO THE SURFACES. THE COMPONENTS ARE MADE OF CARBONFIBER REINFORCED PLASTIC.
(1) Clean the component interfaces and/or the adjacent area. (2) Do an inspection of the component interfaces and/or the adjacent area.
(3) Make sure that the parts retained from the removed components are clean and in the correct condition.
(4) Remove and discard the cotter pin (51) from the nut (50).
(5) Remove the nut (50), the washer (49) and the bolt (48) from the bracket (46).
(6) Apply Non Hardening Jointing Putty-High Temp. Area - Hydraulic (Material No.06LDG6) to the shank and the threads of the bolt (48).
(7) Install the bonding strap (47), the bolt (48), the washer (49) and the nut (50) (Ref. AMM TASK 20-28-00-912-802).
(8) TORQUE the nut (50) to between 1.8 and 0.9 m.daN (159.29 and 79.65 lbf.in )
. (9) Safety the nut (50) with a new AIPC 32-11-11-80-090 COTTER PIN (51) or AIPC 32-11-85-80-090 COTTER PIN (51).
(10) Apply Polysulfide Sealant-General Purpose Interfay Landing Gear (Material No.06AAC5) to the nut (50), the washer (49) and the head of the bolt (48).
(11) Remove and discard the
(12) Remove the bolt (56) and the washer (55) from the bracket (52).
(13) Apply Non Hardening Jointing Putty-High Temp. Area - Hydraulic (Material No.06LDG6) to the shank and the threads of the bolt (56).
(14) Install the bonding strap (54), the washer (55) and the bolt (56) (Ref. AMM TASK 20-28-00-912-802).
(15) TORQUE the bolt (56) to between 2.9 and 2.7 m.daN (21.39 and 19.91 lbf.ft )
. (16) Safety the bolts (53) and (56) with
(17) Apply Polysulfide Sealant-General Purpose Interfay Landing Gear (Material No.06AAC5) to:
- The head of the bolts (53) and (56)
- The washer (55).
F. Manual Operation
(a) Set the L/G DOWN VMO/MMO SELECTION switch 22FP to NORM.
(b) Lock the safety cover and secure it with14QFB1 Wire-Locking Dia: 0.8 mm CRES Nickel Alloy - .
Subtask 32-12-00-865-065-A WARNING:
USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.
(1) In the avionics compartment on the panel 188VU: (a) Set the L/G DOWN VMO/MMO SELECTION switch 22FP to NORM.
(b) Lock the safety cover and secure it with
G. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
5. Close-up| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C ALL | |||
| 49VU | L/G/LGCIU/SYS1/NORM | 1GA | C09 |
| ** ON A/C NOT FOR ALL | |||
| 49VU | HYDRAULIC/G HYD/PUMP ENG1/CTL | 1701GK | H12 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/CTL | 1701GK | R35 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/MONG | 1702GK | R34 |
| 121VU | LGCIU/BAT SPLY/SYS2 | 59GA | R33 |
| 121VU | LGCIU/BAT SPLY/SYS1 | 58GA | R32 |
| ** ON A/C ALL | |||
| 121VU | HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY | 4GG | M36 |
| 121VU | HYDRAULIC/BRAKING AND STEERING/SYS2/CTL | 3GG | M35 |
| 121VU | HYDRAULIC/BRAKING AND STEERING/SYS1/CTL | 1GG | M34 |
| 121VU | HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY | 2GG | M33 |
| 121VU | HYDRAULIC/Y HYD/PUMP ENG2/MONG | 3700GD | Q37 |
| 121VU | HYDRAULIC/Y HYD/PUMP ENG2/CTL | 3701GD | Q36 |
| 121VU | HYDRAULIC/LGCIU/SYS2 | 2GA | Q35 |
| 121VU | HYDRAULIC/LGCIU/SYS1/GRND SPLY | 52GA | Q34 |
| ** ON A/C NOT FOR ALL | |||
| 121VU | HYDRAULIC/G HYD/PUMP ENG1/MONG | 1702GK | R33 |
| 121VU | LGCIU/BAT SPLY/SYS2 | 59GA | R32 |
| 121VU | LGCIU/BAT SPLY/SYS1 | 58GA | R31 |
Subtask 32-12-00-860-064-A
A. Aircraft Maintenance Configuration
(1) Close the access door 824.
(2) Put the aircraft back to the ground configuration (Ref. AMM TASK 32-00-00-860-002).
(3) Depressurize the Green hydraulic system
(Ref. AMM TASK 29-10-00-864-001).
(4) De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).
Subtask 32-12-00-942-060-A (1) Close the access door 824.
(2) Put the aircraft back to the ground configuration (Ref. AMM TASK 32-00-00-860-002).
(3) Depressurize the Green hydraulic system
(Ref. AMM TASK 29-10-00-864-001).
(4) De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).
B. Removal of Equipment
(1) Remove the access platform(s).
(2) Remove the WARNING NOTICE(S).
(3) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(1) Remove the access platform(s).
(2) Remove the WARNING NOTICE(S).
(3) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
Bonding Straps to MLG Door Hinge Attachment Points - Removal/Installation