Nose Gear Doors - Ground Doors Opening

TASK 32-22-00-010-001-A
Nose Gear Doors - Ground Doors Opening

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 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.

1. Reason for the Job
To open the nose gear doors to get access to or to remove the equipment installed in the nose gear well (zones 123).
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	WARNING NOTICE(S)
98D32203502000	2	SAFETY PIN - NLG DOOR

B. Referenced Information

REFERENCE	DESIGNATION
Ground Door Opening/Closing

3. Job Set-up
Subtask 32-22-00-867-050-A

A. Aircraft Maintenance Configuration
(1) In the cockpit, on the center pedestal, make sure that : the free-fall control handle is in the normal position.
(2) Make sure that the LANDING GEAR CONTROL LEVER is set to DOWN.

Subtask 32-22-00-941-050-A

B. Safety Precaution
(1) Put the WARNING NOTICE(S) in position to tell persons not to operate the nose landing gear.
(2) Put the safety barriers in position to prevent access to the travel ranges of the nose gear door.

NOTE: You can open the door on the ground with :
- the Green reservoir and the Green hydraulic system depressurized
- the Green reservoir and the Green hydraulic system pressurized.

4. Procedure
Subtask 32-22-00-010-051-A

A. Open the NLG doors

WARNING: FOR SAFETY STAND AFT OF THE GEAR LEG WHEN YOU OPERATE THE GROUND OPENING CONTROL OF THE DOOR. CAREFULLY READ THE PLACARD ON THE LEG DOOR BEFORE YOU OPEN THE NOSE GEAR DOORS.

(1) Remove the quick release pin from the pusher of the ground door-opening handle.
(2) Push the pusher and move the ground door-opening handle from the closed position to the opening position.
(3) Release the pusher and make sure that the ground door-opening handle is locked in the opening position.
(4) Make sure that the NLG door uplock releases and that the nose gear doors start to open.

NOTE: It is possible that the nose gear doors do not open fully because of their weight. You must help them manually at the end of the travel.

(5) Install the quick release pin in the pusher of the ground door-opening handle to prevent its operation.

Subtask 32-22-00-481-050-A

B. Lock the NLG doors in the open position
(1) Install the 98D32203502000 SAFETY PIN - NLG DOOR in the rigging holes of the left and right nose gear doors.

5. Close-up
Subtask 32-22-00-942-050-A

A. Removal of Equipment
(1) Remove the safety barriers.
(2) Remove the warning notices.
(3) Make sure that the work area is clean and clear of tools and other items.

[Rev.10 from 2021] 2026.04.01 00:42:56 UTC