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 SUSPENSION - DOOR - INSPECTION/CHECK
____________________________________
 TASK 52-11-12-220-001
 Detailed Visual Inspection of the Door Suspension Mechanism
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s) No specific access platform 3.50 m (11 ft. 6 in.)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from
 the External Power 52-10-00-010-001 Opening of the Passenger/Crew Door 52-10-00-410-001 Closing of the Passenger/Crew Door 52-10-00-860-001 Special Precautions before Work on the Passenger/Crew
 Door 52-10-00-860-002 Special Precautions after Work on the Passenger/Crew
 Door 52-10-00-915-001 Replacement of the Bushes 52-11-12-000-001 Removal of the Door Support Arm, the Door Buffer, the
 Door Unlocking Handle and the Door Stay Mechanism
 52-11-12-400-001  Installation of the Door Support Arm, the Door Buffer, the Door Unlocking Handle and the Door Stay Mechanism
 52-11-12-991-011 Fig. 601 52-11-12-991-012 Fig. 602
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 3. Job Set-up
__________
 Subtask 52-11-12-861-051
 A. Energize the ground service network
 (Ref. TASK 24-42-00-861-001)

 Subtask 52-11-12-010-059
 B. Get Access
 WARNING : BEFORE YOU START WORK ON THE DOOR, MAKE SURE THAT:
_______
 -
THE EMERGENCY CONTROL HANDLE IS IN THE DISARMED POSITION WITH THE SAFETY PIN INSTALLED.

 -
THE PERCUSSION LEVER OF THE DOOR-DAMPER AND EMERGENCY-OPERATION CYLINDER IS IN THE DISARMED POSITION WITH THE SAFETY PIN INSTALLED.

 WARNING : DO NOT OPEN THE PASSENGER/CREW DOOR IF THE WIND SPEED IS MORE
_______
 THAN 65 KNOTS.

 WARNING : STOP THE OPENING PROCEDURE IF THE RED WARNING LIGHT FLASHES.
_______ RESIDUAL PRESSURE COULD CAUSE THE DOOR TO OPEN WITH A SUDDEN FORCE AND INJURE PERSONS AND/OR DAMAGE THE AIRCRAFT.
 (1)
 Put the access platform in position at the applicable FWD passenger/crew door 831 or 841.

 (2)
 Open the applicable FWD passenger/crew door 831 or 841 (Ref. TASK 52-10-00-010-001).

 (3)
 Obey the special precautions before you start work on the door (Ref. TASK 52-10-00-860-001)

 Subtask 52-11-12-865-058
 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
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 Subtask 52-11-12-020-057

 D. Removal of the Door Suspension Mechanism
 (Ref. TASK 52-11-12-000-001)

 (1)
 Remove the door stay mechanism, if not removed.

 (2)
 Remove the support arm, if not removed.

 4. Procedure
_________
 Subtask 52-11-12-220-053
 A. Inspection of the Support Arm
 (Ref. Fig. 601/TASK 52-11-12-991-011)

 (1)
 Do a detailed visual inspection of the bushes and the part of the support arms.

 (2)
 Make sure that the dimensions are correct.

 -------------------------------------------------------------------------------| FIG. | ORIGINAL MANUFACTURING LIMITS | IN-SERVICE WEAR LIMITS | | DETAIL |---------------------------------------|----------------------------| | AND | DIMENSION | ASSEMBLY CLEARANCE| DIMENSION LIMITS | MAX. | | ITEM | MM (IN.) | MM (IN.) | MM (IN.) | ALLOW. | | NO. |-------------------|-------------------|---------|---------| CLEAR. | | | MIN. | MAX. | MIN. | MAX. | MIN. | MAX. |MM (IN.)| |--------|---------|---------|---------|---------|---------|---------|--------| | CC | | | | | | | | | OD1 | 15.880 | 15.893 | | | 15.867 | | | | | (0.6251)| (0.6257)| | | (0.6246)| | | | | | | 0.000 | 0.038 | | | 0.078 | | | | | (0.0000)| (0.0015)| | |(0.0030)| | ID2 | 15.893 | 15.918 | | | | 15.944 | | | | (0.6257)| (0.6266)| | | | (0.6277)| | -------------------------------------------------------------------------------| DD | | | | | | | | | OD3 | 12.704 | 12.715 | | | 12.691 | | | | | (0.5001)| (0.5006)| | | (0.4996)| | | | | | | 0.000 | 0.037 | | | 0.0074 | | | | | (0.0000)| (0.014)| | |(0.0029)| | ID4 | 12.715 | 12.741 | | | | 12.765 | | | | (0.5006)| (0.5016)| | | | (0.5025)| | -------------------------------------------------------------------------------
　
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