Lubrication of the Ram Air Turbine (RAT) Door Hinges

TASK 12-22-29-600-001-A
Lubrication of the Ram Air Turbine (RAT) Door Hinges

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Consumable Materials

REFERENCE	DESIGNATION
(Material No.03BDB9)	Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. -
(Material No.12ABE2)	Corrosion Preventive Compound-Water Displacing Oily Film System

B. Referenced Information

REFERENCE	DESIGNATION
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)
Lubrication of the Ram Air Turbine (RAT) Door Hinges

3. Job Set-up
Subtask 12-22-29-860-050-A

A. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(2) Extend the Ram Air Turbine (RAT) (Ref. AMM D/O 29-22-00-86).

4. Procedure
Subtask 12-22-29-600-050-A

A. Lubrication of the RAT Door Hinges
(1) Lubricate the RAT door hinges with the Mineral base Lubricating Oil-General & Water-displacing Preservative Low Temp. - (Material No.03BDB9) or the Corrosion Preventive Compound-Water Displacing Oily Film System (Material No.12ABE2) .

5. Close-up
Subtask 12-22-29-010-051-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.

Subtask 12-22-29-860-051-A

B. Aircraft Maintenance Configuration
(1) Retract the RAT (Ref. AMM D/O 29-22-00-86).
(2) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.04.02 06:10:28 UTC