EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
05-51-67
ALL ú ú 01 Page 212 ú Nov 12/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
H52366
A 737-300/400/500MAINTENANCE MANUAL
PROBLEM
3 PROBABLE CAUSE
REMEDYISOLATION PROCEDURE
Moderate lateral
Vibration present vibration in
(Cont) fuselage. Flaps Check for free-play Loose or worn Repair or replaceUp.
in rudder.
rudder hinge (AMM 27-21-00/401,
(Cont)
bearings and/or AMM 27-21-11/401). fittings Loose or worn rudder Replace bearings. PCU rod end bearings
Check for abnormal
Rotor out-of-balance Balance rotor. vibration in APU
or worn or defective Replace bearings. shaft bearings
Moderate Check for free-play
Loose or worn tab Repair or replace vibration in
rod ends loose or worn parts wing root area.
in aileron tab.
(AMM 27-09-91/401). Flaps up.
Loose or worn tab Repair or replace hinge bearings loose or worn parts and/or fittings (AMM 27-11-34/401).
Loose or worn Repair or replace in aileron.
1 Check for free-play aileron hinge loose or worn bearings and/or parts fittings and/or (AMM 27-11-11/401). hinge bolts
Loose or worn Repair or replace aileron balance loose or worn panel hinges, hinge parts fittings, and/or (AMM 27-11-31). bolts
Loose or worn Repair or replace aileron PCU rod end loose or worn bearings, cables, parts. and/or fittings
Check aileron cable
Cable tension below Tension cable tension
requirement (AMM 27-11-00/401).
Vibration Symptom and Maintenance Action - In-flight Vibration
Figure 201 (Sheet 9)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
05-51-67
ALL ú ú 01 Page 213 ú Nov 12/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
H52712
A 737-300/400/500MAINTENANCE MANUAL
PROBLEM 3 ISOLATION PROCEDURE PROBABLE CAUSE
REMEDY
Moderate Flaps up. wing root area. vibration in of aileron. Check weight and cg weights. balance adjust accounted for repaint not properly Repair and/or re-balance aileron. Remove and weigh ____NOTE Remove and aileron tab.
operation. continued safe tolerance for within balance Aileron must be
Visual inspection of area wing and wing root panels wing trailing edge Mis-adjusted upper Adjust panels.
fairing edge flap track outboard trailing Loose or damaged Repair or replace.
edge on aft flap defective trailing Delaminated or Repair or replace.
air exhaust louvers Mis-adjusted ram Adjust louvers.
air inlet door seals Separation or ram (AMM 21-52-21). Repair or replace
and wing doors landing gear strut Mis-adjusted main 501). and AMM 32-13-21/ (AMM 32-13-11/501 Adjust doors
extended. area. Flaps in wing root High vibration flap assemblies. in trailing edge Check for free-play rollers. flap carriage bolts on hinged Loose attachment bearings Wear of the foreflap sequencing carriage (AMM 27-51-47/401). Re-torque bolts (AMM 27-51-07/401). Replace bearings
assembly bearing and drum mechanism cam roller segment actuation inboard flap aft Worn or defective Item 95). (IPC 57-51-19-02, Replace bearing
Vibration Symptom and Maintenance Action - In-flight Vibration
Figure 201 (Sheet 10)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
05-51-67
ALL ú ú 01 Page 214 ú Nov 12/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
H57480
A 737-300/400/500MAINTENANCE MANUAL
PROBLEM
ISOLATION PROCEDURE PROBABLE CAUSE
REMEDY
(Cont) extended. area. Flaps in wing root High vibration Visual inspection of flaps and wing. assemblies. (Cont) in trailing edge flap Check for free-play panels. trailing edge Adjustment of wing Worn or defective mechanism aft flap drive and IPC 57-30-00-15A). (AMM 27-51-34/501 Adjust panels and 2305). Items 95,100,220, Repair or replace (IPC 57-51-19-02,
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：737-300 400 500 AMM 飞机维护手册 TIME LIMITS/MAINTENANCE CHE(68)
