(2)
Make sure that the special precaution on the door damper and emergency operation cylinder is completed (Ref. TASK 52-22-00-860-003).
(3)
Make sure that the access platform in position below the applicable door.
(4)
Remove the door frame lining as required (Ref. TASK 25-23-47-000-004), (Ref. TASK 25-23-47-000-009) or (Ref. TASK 25-23-47-000-010).
(5)
Carefully disconnect the VELCRO-tapes and remove the the insulation blankets from the door frame as required.
4. Procedure
_________ Subtask 52-22-31-020-054
A. Removal of the Upper and Lower Support-Arm Hinge Fittings
(Ref. Fig. 408/TASK 52-22-31-991-005)
(1)
Remove the lower support-arm hinge fitting (73) (referred to as hinge fitting) as follows:
(a)
Hold the hinge fitting (73) and remove the nuts (71) and the bolts (71).
(b)
Remove the hinge fitting (73) and the shim (72) from the door frame.
(2)
Remove the upper support-arm hinge fitting (77) (referred to as hinge fitting) as follows:
(a)
Hold the hinge fitting (77) and remove the nuts (75) and the bolts (78).
(b)
Remove the hinge fitting (77) and the shim (76) from the door frame.
1EFF : 301-399, 1 52-22-31Page 444 1 1 May 01/04 1 1 1CES 1
Upper and Lower Support Arm Fitting
Figure 408/TASK 52-22-31-991-005
1EFF : 301-399, 1 52-22-31 Page 445
1 1 May 01/04
1 1
1CES 1
TASK 52-22-31-400-005
Installation of the Support-Arm Hinge Fittings
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific wooden or plastic scraper
No specific access platform 3.20 m (10 ft. 6 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 09-005 USA MIL-S-81733 CLASS C CORROSION INHIBITIVE INTERFAY SEALANT (Ref. 20-31-00)
Material No. 09-016 USA MIL-PRF-81733D TYPE II CLASS B CORROSION INHIBITING FILLET CONSISTENCY (Ref. 20-31-00)
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
25-23-47-000-004 Removal of the Door Frame Linings of the LH FWD Emergency Exit Door, zone 231 25-23-47-000-009 Removal of the Door Frame Linings of the RH FWD Emergency Exit Door, zone 232 25-23-47-000-010 Removal of the Door Frame Linings of the LH/RH AFT Emergency Exit Doors, zones 251/252. 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
1EFF : 301-399, 1 52-22-31Page 446 1 1 May 01/04 1 1 1CES 1 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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 52-22-12-400-001 Installation of the Support Arm of the Emergency Exit Door 52-22-31-991-005 Fig. 408
3. Job Set-up
__________
Subtask 52-22-31-860-054
A. Aircraft Maintenance Configuration
(1)
Make sure that the applicable emergency exit door (referred to as door) is opened as required (Ref. TASK 52-22-00-010-001).
(2)
Make sure that the special precaution on the door damper and emergency operation cylinder is completed (Ref. TASK 52-22-00-860-003).
(3)
Make sure that the access platform is in position below the partly opened door.
(4)
Make sure that the applicable door frame linning is removed as required (Ref. TASK 25-23-47-000-004), (Ref. TASK 25-23-47-000-009) or (Ref. TASK 25-23-47-000-010). (referrd to as door).
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