**ON A/C 001-003, 051-052,
32-11-17-991-001 Fig. 401
R **ON A/C 004-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
32-11-17-991-001-A Fig. 401A
**ON A/C ALL
3. Job Set-up
__________
Subtask 32-11-17-941-051
A. Safety Precautions
(1)
Put the safety barriers in position.
(2)
Make sure that the ground safety locks are installed on the landing gear (Ref. TASK 32-00-00-481-001).
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(3)
On the panel 400VU:
-make sure that the landing-gear control-lever 6GA is in the down position
-put a warning notice in position to tell persons not to operate the landing gear.
(4)
Put a warning notice on the ground service connections to tell persons not to pressurize the Green and Yellow hydraulic systems.
Subtask 32-11-17-860-053
B. Aircraft Maintenance Configuration
(1)
Disconnect the isolation coupling of the PTU (Ref. TASK 29-23-00-860-001).
(2)
Make sure that the Yellow and Green hydraulic systems are depressurized (Ref. TASK 29-00-00-864-001).
Subtask 32-11-17-582-050
C. Lift the Aircraft
(1) Lift the aircraft on jacks (Ref. TASK 07-11-00-581-001). Subtask 32-11-17-869-052
D. Flight Configuration Precautions
(1)
If the electrical power is not necessary for other maintenance tasks, de-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002). Then, it is not necessary to operate the LGCIU circuit breakers.
(2)
If the electrical power is necessary, do the precautions for flight configuration (Ref. TASK 32-00-00-860-001) before you open the LGCIU circuit breakers.
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Subtask 32-11-17-865-050
E. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU L/G/LGCIU/SYS1/NORM 1GA C09 121VU HYDRAULIC/LGCIU/SYS2 2GA Q35 121VU HYDRAULIC/LGCIU/SYS1/GRND SPLY 52GA Q34
Subtask 32-11-17-010-052
F. Get Access
(1) Put the access platform in position below the applicable MLG lockstay, at zone 731 or 741.
4. Procedure
_________
**ON A/C 001-003, 051-052,
(Ref. Fig. 401/TASK 32-11-17-991-001) R **ON A/C 004-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
(Ref. Fig. 401A/TASK 32-11-17-991-001-A)
**ON A/C 001-003, 051-052,
Subtask 32-11-17-020-050 R A. Removal of the MLG Lock Stay CAUTION : SAFETY THE SIDE-STAY TO PREVENT ITS MOVEMENT WHEN YOU REMOVE
_______ THE LOCK-STAY. THE SIDE-STAY WEIGHS 54.8kg (120.8lb).
(1)
Disconnect the lock springs at the top attachments (Ref. TASK 32-11-19-000-003).
(2)
Disconnect the connector of the electrical cable (47) from the proximity sensor (19) and remove the bolts (50) and the clips (49). Move the electrical cable (47) away from the bracket (46) and safety in this position.
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(3)
Put blanking caps on the disconnected electrical connectors.
(4)
Remove the cotter pin (40), the nut (39) and the washer (38). Discard the cotter pin (40).
(5)
Remove the pin (43) and the washer (42). Move the lock-stay actuating-cylinder eye-end away from the lock stay and remove the washers (41).
(6)
Move the lock-stay actuating-cylinder away from the lock stay and safety in this position.
(7)
Remove the cotter pin (33), the nut (34) and the washer (32). Discard the cotter pin (33).
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