TASK 52-11-00-810-826
Vibrations and Noise in the FWD Passenger/Crew Door Area
1. Possible Causes
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- VALVE-OUTFLOW (10HL)
- cover plate
- seal
2. Job Set-up Information
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A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
05-50-00-810-801 Identification of the Cause of In-Flight Airframe
Vibrations and/or Noises
21-31-00-810-807 Outflow Valve Fault (05), (11), (24), (25), (26),
(29), (60)
52-11-00-810-811 Seal of the L FWD Passenger/Crew Door Defective
52-11-00-810-812 Seal of the R FWD Passenger/Crew Door Defective
52-13-00-810-811 Seal of the L Aft Passenger/Crew Door Defective
52-13-00-810-812 Seal of the R Aft Passenger/Crew Door Defective
AMM 52-10-00-220-007 Check of the Preload of the Cover Plate
AMM 52-11-00-820-001 Adjustment of the FWD Passenger/Crew Door
AMM 52-13-00-820-001 Adjustment of the AFT Passenger/Crew Door
3. Fault Confirmation
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A. Make sure that the identification of the cause of the vibrations is correct (Ref. TASK 05-50-00-810-801).
4. Fault Isolation
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A. If there are vibrations and noise at one Passenger/Crew Door:
- do a check of the cover plate of the Passenger/Crew Door (Ref. AMM TASK 52-10-00-220-007).
(1) If the fault disappears when pressure differential increases:
- do the trouble shooting procedure of the VALVE-OUTFLOW (10HL) (Ref. TASK 21-31-00-810-807).
- do the trouble shooting procedure of the related seal: For the FWD left passenger/crew door (Ref. TASK 52-11-00-810-811). For the FWD right passenger/crew door (Ref. TASK 52-11-00-810-812). For the AFT left passenger/crew door (Ref. TASK 52-13-00-810-811). For the AFT right passenger/crew door (Ref. TASK 52-13-00-810-812).
- do the adjustment of the FWD passenger/crew door (Ref. AMM TASK 52-11-00-820-001) or
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞52-11-00∞∞∞∞∞∞∞∞∞∞Page 256
Nov 01/03 CES
- do the adjustment of the AFT passenger/crew door (Ref. AMM TASK 52-13-00-820-001).
(2) If there is an air noise only:
- do the trouble shooting procedure of the related seal: For the FWD left passenger/crew door (Ref. TASK 52-11-00-810-811). For the FWD right passenger/crew door (Ref. TASK 52-11-00-810-812). For the AFT left passenger/crew door (Ref. TASK 52-13-00-810-811). For the AFT right passenger/crew door (Ref. TASK 52-13-00-810-812).
- do the adjustment of the FWD passenger/crew door (Ref. AMM TASK 52-11-00-820-001) or
- do the adjustment of the AFT passenger/crew door (Ref. AMM TASK 52-13-00-820-001).
AFT PASSENGER/CREW DOOR - FAULT ISOLATION PROCEDURES
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TASK 52-13-00-810-801
The SLIDE ARMED indicator light of the aft right passenger/crew door is
inoperative on ground
1. Possible Causes
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- IND LT-SLIDE ARMED, AFT R DOOR (3WN2)