(3)
Install a TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER (98D27803500001) on the flap/slat control panel.
(4)
On panel 191DB, put a warning notice in position to tell persons not to pressurize the bleed air system.
Subtask 30-11-00-865-067
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 5CV B06 49VU ANTI ICE/WING/CTL 2DL C02 49VU ANTI ICE/WING/MONG 1DL C01 121VU APU/APU/CTL 2KD L42 121VU FLIGHT CONTROLS/SLT/CTL/SYS2 7CV R21
Subtask 30-11-00-010-060
C. Get Access
R (1) Put the access platform in position below zone 622.
R (2) Remove the access panel 622WB (Ref. TASK 57-41-37-000-008).
4. Procedure
_________
Subtask 30-11-00-440-057
A. Replace the Wing Anti-Ice Control-Valve
(1) If you know that the deactivated wing anti-ice control valve is defective, replace the defective valve (Ref. TASK 30-11-51-000-001) (Ref. TASK 30-11-51-400-001).
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
Subtask 30-11-00-440-056
B. Trouble Shoot the Wing Anti-Ice Control-Valve WARNING : CUT, REMOVE AND DISCARD THE LOCKWIRE AS YOU DO THE TASK. LOOSE
_______
LOCKWIRE CAN CUT OR BLIND YOU.
(1) If you do not know the cause of the defect, do these subsequent steps:
(a)
Remove and discard the lockwire from the bolt (1).
(b)
Remove the bolt (1) from the indicator (2).
(c)
Install the bolt (1) in the stowage position.
(d)
Safety the bolt (1) with MISCELLANEOUS (Material No. 19-010).
(e)
Slowly operate the indicator (2) with your hand to make sure that it moves freely.
R **ON A/C 301-399,
R Subtask 30-11-00-440-056-A
R B. Trouble Shoot the Wing-Anti-Ice Control-Valve
R WARNING : CUT, REMOVE AND DISCARD THE LOCKWIRE AS YOU DO THE TASK. LOOSE_______
R LOCKWIRE CAN CUT OR BLIND YOU.
R (1) If you do not know the cause of the defect, do these subsequent
R steps:
R (a) Remove and discard the lockwire from the locking plate (6).
R (b) Move the locking plate (6) to its central position.
R (c) Slowly operate the rod (5) with your hand to make sure that it
R moves freely.
R (d) Safety the locking plate (6) with MISCELLANEOUS (Material No. 19-
R 010).
R **ON A/C ALL
Subtask 30-11-00-865-068
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit
breaker(s):
1DL, 2DL, 2KD.
Subtask 30-11-00-810-052
D. Fault Isolation
(1) Do the trouble-shooting of the wing anti-ice control valve (Ref. TSM
30 PB 101) and do the necessary repair procedure.
5. Close-up
________
Subtask 30-11-00-860-067
R A. Aircraft Configuration
R R (1) Remove the placard that told the aircraft crew that the wing anti-ice control valve was deactivated in the OPEN position.
(2) Make an applicable entry in the aircraft log.
Subtask 30-11-00-410-058
B. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
R (2) Install the access panel 622WB (Ref. TASK 57-41-37-400-008).
Subtask 30-11-00-865-069
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 5CV, 7CV.
Subtask 30-11-00-942-061
D. Removal of Equipment
(1) Remove the safety barriers.
(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.
TASK 30-11-00-040-002
Wing Anti Ice Fault LT - Valve Deactivation
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.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
1. Reason for the Job
__________________
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