Door Damper and Emergency Operation Cylinder
Figure 401/TASK 52-22-14-991-001
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(3)
Operate the filler valve (23) to make sure that the pressure accumulator of the door damper is bleed.
(4)
Remove the door damper (1) from the guide arm fitting (7) as follows:
(a)
Remove and discard the cotter pin (6).
(b)
Remove the nut (5) and the washer (4) from the bolt (10).
(c)
Hold the door damper (1) and remove the bolt (10), the washer (9) and the safety plates (2).
(5)
Remove the piston end of the door damper (1) from the yoke assembly
(18)
as follows:
(a)
Remove and discard the cotter pin (14).
(b)
Remove the nut (15) and the washer (16) from the bolt (20).
(c)
Hold the piston end of the door damper (1) and carefully remove the bolt (20), the washer (19) and the spacer (17).
(6)
Remove the door damper (1).
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Installation of the Door Damper and Emergency Operation Cylinder
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific sharp pencil
No specific access platform 3.2 m (10 ft. 6 in.)
B. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
6 cotter pin 52-22-02 03 -190 14 cotter pin 52-22-02 03 -090 66 tab washer 52-22-22 06 -170
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
52-22-00-010-001 Opening of the Emergency Exit Doors from the Passenger Compartment 52-22-00-410-001 Closing of the Emergency Exit Doors from the Passenger Compartment
52-22-00-614-002 Charging of the Door Damper and Emergency Operation Cylinders (1600WM, 1601WM, 1602WM, 1603WM) at the Emergency Exit Doors
52-22-00-860-003 Special Precaution before Maintenance on the Door Damper and Emergency Operation Cylinder 52-22-00-860-004 Special Precaution after Maintenance on the Door Damper and Emergency Operation Cylinder 52-22-14-991-001 Fig. 401
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52-22-14-991-003 Fig. 402
3. Job Set-up
__________ Subtask 52-22-14-860-050
A. Aircraft Maintenance Configuration
(1)
Make sure that the applicable emergency exit door (referred to as door) is partly opened as required (Ref. TASK 52-22-00-010-001).
(2)
Make sure that the access platform is in position below the partly opened door.
(3)
Make sure that the special precaution procedure for the door damper and emergency operation cylinder is completed (Ref. TASK 52-22-00-860-003).
Subtask 52-22-14-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU COM/CIDS/DEU B/ESS 153RH G03
4. Procedure
_________
(Ref. Fig. 401/TASK 52-22-14-991-001) Subtask 52-22-14-910-050
A. Preparation for Installation
(1)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(2)
Examine the bushes (3) and (8) of the support arm fitting (7) for damage.
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(3)
Make sure that the bushes of the yoke assembly (18) and the telescopic rod assembly (21) are in the correct condition.
(4)
Clean the component interface and/or the adjacent area.
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