Lubrication of Bulk Cargo Compartment Door Handle and Hinge Arm Bearings

TASK 12-22-52-640-007-A
Lubrication of Bulk Cargo Compartment Door Handle and Hinge Arm Bearings

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

ZONE: 827

1. Reason for the Job
Refer to the MPD TASK: 523300-01
LUBRICATION OF BULK CARGO COMPARTMENT DOOR HANDLE AND HINGE ARM BEARINGS

NOTE: This task is not applicable for deactivated bulk cargo door.

2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
No specific	1	BRUSH - BRISTLED
No specific	1	CAN - OIL

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.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
827	BULK CARGO COMPARTMENT DOOR

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 12-22-00-00	LUBRICATION - DESCRIPTION AND OPERATION
External Door Handle of the Bulk Cargo-Compartment Door
Lubrication of the Hinge Arms Bearings

3. Job Set-up
Subtask 12-22-52-010-057-A ** ON A/C NOT FOR ALL

A. Get Access
(1) Get access to external door handle as follows:
(a) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position below the closed BULK cargo-compartment door (referred to as Bulk door).
(b) Push the button of the external door handle so that it moves from its recess.

NOTE: Do not move the external door handle in the UNLOCK position at this time.

(2) Open the AFT cargo-compartment door (Ref. AMM TASK 52-30-00-860-001) to get access to the hinge arms of the closed Bulk door.

4. Procedure
Subtask 12-22-52-640-056-A ** ON A/C NOT FOR ALL

A. Lubrication Procedure
(1) Use the BRUSH - BRISTLED to lubricate the external door handle as follows:

External Door Handle of the Bulk Cargo-Compartment Door ** ON A/C NOT FOR ALL

(a) Apply 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) on the shaft of the external door handle. Refer to the lubricant grease specification and lubrication requirements (Ref. AMM D/O 12-22-00-00).
(b) Remove the unwanted grease with the Textile-Lint free Cotton - (Material No.14SBA1) .
(2) Use the CAN - OIL to lubricate the hinge arm bearings as follows:

Lubrication of the Hinge Arms Bearings ** ON A/C NOT FOR ALL

(a) Apply Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) on the top bearing of the hinge arms.
(b) Apply Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) on the center bearing of the hinge arms.

Subtask 12-22-52-640-056-C ** ON A/C NOT FOR ALL

A. Lubrication Procedure
(1) Use the BRUSH - BRISTLED to lubricate the external door handle as follows:

External Door Handle of the Bulk Cargo-Compartment Door ** ON A/C NOT FOR ALL

(a) Apply Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) on the shaft of the external door handle.
(b) Remove the unwanted grease with the Textile-Lint free Cotton - (Material No.14SBA1) .
(2) Use the CAN - OIL to lubricate the hinge arm bearings as follows:

Lubrication of the Hinge Arms Bearings ** ON A/C NOT FOR ALL

5. Close-up
Subtask 12-22-52-410-056-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) Push the external door handle into its recess so that it is flush with the door contour.
(3) Remove the access platform(s).

[Rev.10 from 2021] 2026.03.31 22:56:54 UTC