Lubrication of Trimmable Horizontal Stabilizer Bearings and Attachment Fittings with Grease Mat. No. 04-037 (or Grease Mat. No. 03GBC1)

TASK 12-22-53-640-002-A
Lubrication of Trimmable Horizontal Stabilizer Bearings and Attachment Fittings with Grease Mat. No. 04-037 (or Grease Mat. No. 03GBC1)

WARNING: MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING GEAR. THIS WILL PREVENT UNWANTED MOVEMENT OF THE LANDING GEAR, AND THUS POSSIBLE INJURY TO PERSONS AND DAMAGE TO THE AIRCRAFT AND/OR EQUIPMENT.

WARNING: MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS SURFACES ARE CLEAR. MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

WARNING: MAKE SURE THAT THE CONTROLS AGREE WITH THE POSITION OF THE ITEMS THEY OPERATE BEFORE YOU PRESSURIZE A HYDRAULIC SYSTEM. UNWANTED MOVEMENT OF HYDRAULICALLY OPERATED ITEMS CAN CAUSE SERIOUS INJURY AND/OR DAMAGE.

WARNING: MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING NOTICES ARE IN POSITION.

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:

THE FLIGHT CONTROLS
THE FLIGHT CONTROL SURFACES
THE LANDING GEAR AND THE RELATED DOORS
COMPONENTS THAT MOVE.

MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAN CAUSE DAMAGE TO THE EQUIPMENT.

ZONE: 310

1. Reason for the Job
Refer to the MPD TASK: 274000-07
LUBRICATE THS BEARINGS AND ATTACHMENT FITTINGS WITH GREASE MAT. NO. 04-037
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE
No specific	AR	WARNING NOTICE(S)

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.03GBC1)	Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
310	FUSLG TAIL SECTION AFT OF AFT PRESS BHD
314AR

D. Referenced Information

REFERENCE	DESIGNATION
TASK 27-00-00-080-001-A	Removal of the Pitch-Trim Control Locking Tool (98D27403500000)
TASK 27-00-00-480-001-A	Installation of the Pitch-Trim Control Locking Tool (98D27403500000)
TASK 29-10-00-864-001-A	Depressurize the Green Hydraulic System
TASK 29-10-00-864-002-A	Depressurize the Yellow Hydraulic System
TASK 29-10-00-864-003-A	Depressurize the Blue Hydraulic System
TASK 52-41-23-010-801-A	Opening of Access Door 314AR
TASK 52-41-23-410-801-A	Closing of Access Door 314AR
Lubrication of the Attach and Hinge fittings of the Horizontal Stabilizer

3. Job Set-up
Subtask 12-22-53-860-051-A

A. Aircraft Configuration
(1) Make sure that the hydraulic systems are depressurized (Ref. AMM TASK 29-10-00-864-001), (Ref. AMM TASK 29-10-00-864-002), (Ref. AMM TASK 29-10-00-864-003).
(2) Install the WARNING NOTICE(S) to prevent pressurization.
(3) Make sure that the pitch-trim control wheels are at zero.
(4) Install the pitch-trim control locking tools on the pitch-trim control wheels (Ref. AMM TASK 27-00-00-480-001).

Subtask 12-22-53-941-052-A

B. Get Access
(1) Put an ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position at the zone 310.

Subtask 12-22-53-010-051-A

C. Open Access
(1) Put the WARNING NOTICE(S) in position in the cockpit to prevent the operation of the flight controls.
(2) Open access door 314AR (Ref. AMM TASK 52-41-23-010-801).

4. Procedure
Subtask 12-22-53-640-051-A

A. Lubricate the attach and hinge fittings with Synthetic Oil base Grease-General Purpose Lithium Thickened Low Temp. - (Material No.03GBC1) .

Lubrication of the Attach and Hinge fittings of the Horizontal Stabilizer

5. Close-up
Subtask 12-22-53-410-051-A

A. Close access door 314AR (Ref. AMM TASK 52-41-23-410-801).

Subtask 12-22-53-942-051-A

B. Put the aircraft back to its initial configuration.
(1) Remove the pitch-trim control locking tools from the pitch-trim control wheels (Ref. AMM TASK 27-00-00-080-001).
(2) Remove the WARNING NOTICE(S).
(3) Remove the access platform(s).
(4) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.03.31 22:57:02 UTC