R **ON A/C ALL
R 3. Job Set-up__________
R Subtask 52-11-31-861-051
R A. Aircraft Maintenance Configuration
R (1) Energize the ground service network
R (Ref. TASK 24-42-00-861-001).
R Subtask 52-11-31-010-058
R B. Get Access
R WARNING : DO NOT OPEN THE PASSENGER/CREW DOOR IF THE WIND SPEED IS MORE_______
R THAN 65 KNOTS.
R WARNING : BEFORE YOU START WORK ON THE DOOR, MAKE SURE THAT:_______
R - THE EMERGENCY CONTROL HANDLE IS IN THE DISARMED POSITION WITH
R THE SAFETY PIN INSTALLED.
R - THE PERCUSSION LEVER OF THE DOOR-DAMPER AND
R EMERGENCY-OPERATION CYLINDER IS IN THE DISARMED POSITION WITH
R THE SAFETY PIN INSTALLED.
R WARNING : STOP THE OPENING PROCEDURE IF THE RED WARNING LIGHT FLASHES._______
R RESIDUAL PRESSURE COULD CAUSE THE DOOR TO OPEN WITH A SUDDEN
R FORCE AND INJURE PERSONS AND/OR DAMAGE THE AIRCRAFT.
R (1) Put the access platform in position at the zone 831 (841).
R (2) Open the fwd passenger/crew door 831 (841) (Ref. TASK 52-10-00-010-
R 001).
R (3) Obey the special precautions before you start work on the door
R (Ref. TASK 52-10-00-860-001).
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU EIS/SLIDES/ARM AND WARN/FLT 15WN P11 121VU EIS/SLIDES/ARM AND WARN/GND 13WN P10 121VU EIS/SDAC1 AND 2/DOOR/DET/PAX 48WV P05
Subtask 52-11-31-010-059
D. Removal of Components
(1)
Remove the door lining panels (Ref. TASK 25-23-46-000-001):
(a)
For the left door:
831EZ, 831DZ, 831CZ.
(b)
For the right door:
841EZ, 841DZ, 841CZ.
(2)
Remove the door insulation blankets.
4. Procedure
_________ R **ON A/C 001-049, 051-056,
Subtask 52-11-31-020-060
A. Removal of the Roller and Proximity Switch Mechanism
(Ref. Fig. 412/TASK 52-11-31-991-015)
(1)
Remove the two nuts (28), the two bolts (24) and the two washers (25).
(2)
Disconnect the electrical connector of the proximity switch (26).
(3)
Put blanking caps on the disconnected electrical connectors.
(4)
Remove the fitting (27) and the proximity switch (26).
(5)
Remove and discard the cotter pin (15).
(6)
Remove the nut (14).
1EFF : ALL 1 52-11-31Page 445 1 1 May 01/05 1 1 1CES 1
Roller and Proximity Switch Mechanism
Figure 412/TASK 52-11-31-991-015
R 1EFF : 001-049, 051-056, 1 52-11-31Page 446 1 1 May 01/05 1 1 1CES 1
(7)
Remove the bolt (8) and the washer (9).
(8)
Remove the spacer (13), the washers (10) and (12) and the roller (11).
(9)
Remove the nut (4), the bolt (16) and the washer (17).
(10)
Remove the lever (6) and the shouldered bushes (5) and (18).
(11)
Remove the spacer (19).
(12)
Remove the bellcrank (30) and the spring (29).
(13)
Remove the bolt (23) and the washer (22).
(14)
Remove and discard the cotter pin (1).
(15)
Remove the washer (3) and the pin (2).
(16)
Remove and discard the rivet (7), the trunnion (21) and the spring (20).
R **ON A/C 057-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 52-11-31-020-060-A
A. Removal of the Roller and Proximity Switch Mechanism
(Ref. Fig. 412A/TASK 52-11-31-991-015-A)
(1)
Remove the two nuts (28), the two bolts (24) and the two washers (25).
(2)
Disconnect the electrical connector of the proximity switch (26).
(3)
Put blanking caps on the disconnected electrical connectors.
(4)
Remove the fitting (27) and the proximity switch (26).
(5)
Remove and discard the cotter pin (15).
(6)
Remove the nut (14) and the bolt (8).
(7)
Remove the bushes (13) and (9) and the washer (10).
(8)
Remove the eccentric yoke (12) and the roller (11).
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