(2)
 Open the FWD Passenger/Crew door 831 (841). (Ref. TASK 52-10-00-010-001)

 Subtask 52-11-12-020-053
 B. Removal of Component
 (1)
 Remove the FWD passenger/crew door (Ref. TASK 52-11-11-000-001).

 (2)
 Remove the Door and Emergency-Operation Cylinder (Ref. TASK 52-11-14-000-001).

 4. Procedure
_________
 Subtask 52-11-12-020-054

 A. Removal of the Door Support Arm
 (Ref. Fig. 401/TASK 52-11-12-991-001)

 (1)
 Remove the screws (12) and the washers (13) from the supports. Do not remove the bonding leads (11).

 (2)
 Remove the door support arm (1) as follows:

 (a)
 Remove and discard the cotter pins (2).

 (b)
 Release the lockwasher (7).

 (c)
 Remove the nuts (3) and the washers (4).

 (d)
 Hold the door support arm (1).

R (e) Remove the bolts (8) and (15), the lockwasher (7) and the bushes R (5) and (16).
 (f) Discard the lockwasher (7).
 1EFF : ALL 1 52-11-12Page 402 1 1 May 01/01 1 1 1CES 1

R  Support Arm on the Door Frame Side Figure 401/TASK 52-11-12-991-001
 1EFF : 1 1 1CES  ALL  1 111 52-11-12 Page 403 May 01/01

 (g) Remove the door support arm (1). NOTE : If necessary, remove the components from the support arm.
____
 (3)
 Remove the bush (9), the adjustment washer (10) then the bush (6). Subtask 52-11-12-020-055

 B. Removal of the Door Buffer and the Door Unlocking Pushbutton Switches (Ref. Fig. 402/TASK 52-11-12-991-002)
 (1)
 Remove the nuts (27) and the screws (25).

 (2)
 Remove the door buffer (26).

 (3)
 Remove the nuts (24), the washers (22) and the screws (21).

 (4)
 Remove the fitting (20).

 (5)
 Remove the pushbutton switch (23) from the support arm. Subtask 52-11-12-020-051

 C.
 Not Applicable Subtask 52-11-12-020-056

 D. Removal of the Door Stay Mechanism
 (Ref. Fig. 403/TASK 52-11-12-991-003)

 (1)
 Remove and discard the four cotter pins.

 (2)
 Remove the 4 nuts (41) and the washers (42) from the pins (44).

 (3)
 Remove the door stay mechanism (43).

 1EFF : ALL 1 52-11-12Page 404 1 1 Feb 01/98 1 1 1CES 1

 Door Buffer and Door Unlocking Handle
 Figure 402/TASK 52-11-12-991-002
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1  1  Feb 01/98
 1  1
 1CES  1

 Door Stay Mechanism
 Figure 403/TASK 52-11-12-991-003
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 1CES  1

 TASK 52-11-12-400-001
 Installation of the Door Support Arm, the Door Buffer, the Door Unlocking
 Handle and the Door Stay Mechanism

 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE  QTY DESIGNATION
 -------------------------------------------------------------------------------
R No specific  Torque Wrench : range 0.00 to 1.20 m.daN
R (0.00 to 9.00 lbf.ft) No specific Torque Wrench : range 0.20 to 3.60 m.daN
 (2.00 to 26.00 lbf.ft)
 B. Consumable Materials
 -------------------------------------------------------------------------------
REFERENCE  DESIGNATION
 -------------------------------------------------------------------------------
Material No. 04-004  USA MIL-PRF-23827 TYPE I
 SYNTH.ESTER BASED GREASE HIGH PRESSURE
 (Ref. 20-31-00)

 Material No. 06-008  AI TNA 007-10006
 LUBRICANT (Ref. 20-31-00)

 C. Expendable Parts
 -------------------------------------------------------------------------------
FIG.ITEM |DESIGNATION  |IPC-CSN
 -------------------------------------------------------------------------------
2 cotter pin 52-11-01 04C-320 2 cotter pin 52-11-01 04G-320 7 lockwasher 52-11-01 04C-370 7 lockwasher 52-11-01 04G-370 40 cotter pin 52-11-01 06 -010 57 cotter pin 52-11-01 05B-040 57 cotter pin 52-11-01 05D-040
 1EFF : ALL 1 52-11-12Page 407 1 1 May 01/05 1 1 1CES 1 D. Referenced Information
　
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