S 844-008
(5)
Turn the collar (20) to approximately 110 degrees to the rightside.
S 034-009
(6)
Remove the left attach bolt of the steering cylinder.
(a)
Remove the bolt bushings of the steering collar.
S 024-010
(7)
Remove the forward (10) and the aft (17) steering collar halves.
(a)
Remove the aft steering collar half (17) in the aft direction.
(b)
Turn the collar half around the oleo and remove the collar half (10) of the forward steering.
S 024-038
(8) Remove the forward and the aft bearing halves (9 and 15).
TASK 32-51-61-404-011
3. Steering Collar Installation (Fig. 401)
____________________________
A. Consumable Materials
(1) G01395 Compound - Corrosion Inhibiting, BMS 3-27, Mastinox 6856K
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-51-61
ALL ú ú 01 Page 404 ú Jul 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
(2)
D00633 Grease - BMS 3-33
(3)
D00013 Grease - MIL-PRF-23827
B.
References
(1)
AMM 12-21-21/301, Nose Landing Gear Lubrication
(2)
AMM 32-21-31/401, Nose Landing Gear Torsion Links
(3)
AMM 32-51-00/501, Nose Wheel Steering System
C.
Procedure
S 164-035
WARNING: USE NITRILE GLOVES FOR SKIN PROTECTION AGAINST BMS 3-27
_______ (MASTINOX 6856K). IF MASTINOX GETS ON YOUR SKIN, IMMEDIATELY REMOVE IT WITH WATER. IF THIS MATERIAL GETS IN YOUR EYES, IMMEDIATELY FLUSH YOUR EYES WITH WATER AND GET MEDICAL AID. THIS MATERIAL CONTAINS VERY POISONOUS AND FLAMMABLE AGENTS WHICH CAN CAUSE INJURIES TO PERSONS.
CAUTION: REMOVE UNWANTED MASTINOX FROM SURFACES WHICH WILL BE
_______ LUBRICATED. IF YOU APPLY MASTINOX TO JOINTS THAT TURN, FAILURE OF THE LANDING GEAR TO EXTEND OR RETRACT CAN OCCUR.
(1) Fully clean all the mating surfaces between the outer cylinder and the bearing halves, and the steering collars.
NOTE:____ Apply a layer of Mastinox 6856K to parts which are not lubricated with grease after installation (AMM 12-21-21/301).
NOTE: Apply a layer of MIL-PRF-23827, or the preferred grease BMS
____ 3-33 to parts which are lubricated with grease after installation (AMM 12-20-00/301).
S 434-013
(2) Install the forward and the aft bearing halves (9 and 15).
NOTE:____The bearings are matched pairs. The serial numbers and or part number on the forward and the aft bearing must be located together.
S 424-014
(3)
Install the steering collars.
(a)
Make sure the steering collars (10 and 17) you will install are sets of pairs.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-51-61
ALL ú ú 02 Page 405 ú Jul 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
(b) Do a fit check of bolt bushings (8 and 11) with the steering collar.
NOTE:____ If bolt bushings are oversize, refer to OHM 32-21-48 for repair information.
(c) (d) Make sure the shims with laminations and that you bond to the aft collar are intact.Set the forward (10) and the aft (17) steering collar halves on the shock strut (13).
WARNING:_______ USE NITRILE GLOVES FOR SKIN PROTECTION AGAINST BMS 3-27
(MASTINOX 6856K). IF MASTINOX GETS ON YOUR SKIN,
IMMEDIATELY REMOVE IT WITH WATER. IF THIS MATERIAL GETS
IN YOUR EYES, IMMEDIATELY FLUSH YOUR EYES WITH WATER AND
GET MEDICAL AID. THIS MATERIAL CONTAINS VERY POISONOUS
AND FLAMMABLE AGENTS WHICH CAN CAUSE INJURIES TO PERSONS.
CAUTION:_______ REMOVE UNWANTED MASTINOX FROM SURFACES WHICH WILL BE
LUBRICATED. IF YOU APPLY MASTINOX TO JOINTS THAT TURN,
FAILURE OF THE LANDING GEAR TO EXTEND OR RETRACT CAN
OCCUR.
(e)
Apply a layer of the compound to the lower flanged bushing (8) (AMM 12-21-21/301).
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 起落架 LANDING GEAR 3(141)
