32-21-00
 ALL  ú ú 01 Page 410 ú Nov 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (8)  S 434-037Install the spring pin (14) in each of the lockpin (15).
 (9)  S 434-038Install the lockwire on each of the spring pin (14).
 S 624-141

 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 COULD OCCUR.
 (10)
 Apply BMS 3-27 (Mastinox 6856K) to the trunnion pin (20) and to the faces of lockwashers (11) (AMM 12-21-21/301).

 S 434-041

 (11)
 Install the lockwashers (11) and the jamnuts (12).

 S 434-042

 (12)
 Tighten the jamnuts (12) on each trunnion pin to 500 - 600 pound-inch lube torque.

 (a)  
Make sure there is no clearance between the spherical bearing and the trunnion bearing flange after you tighten the jamnuts (12).

 S 434-043
 (13)
 Install the lockwire from the lockwashers (11) to the jamnuts (12).

 S 434-044

 (14)
 Set the safety sensor conduit on the shock strut.

 S 434-098

 (15)
 Install the mounting clamps for the safety sensor conduit.

 S 434-045

 (16)
 Install the safety sensor on the mounting clamps (AMM 32-09-02/401).

 S 434-046

 (17)
 Install the electrical connector for the taxi light on the inboard side of the right bulkhead on the nose wheel well, above the trunnion (4).

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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 ALL  ú ú 01 Page 411 ú Jul 15/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 434-099
 (18)
 Install the lockwire on the electrical connector.

 S 434-100

 (19)
 Put the steering cables (NWSA, NWSB) through the left trunnion pin, the ring (25), the inboard side of the left trunnion pin nut (19), and through their cable pulley brackets to the steering collar (33).

 S 434-101

 (20)
 Install the cable guards or pulleys which you removed when you disconnected the cables.

 S 434-102

 (21)
 Put the steering cable terminals (NWSA, NWSB) in their recesses in the grooves on the aft side of the steering collar (33).

 S 434-103

 (22)
 AIRPLANES WITH SPRING PINS; Install the spring pins (32) in the holes on the steering collar (33).

 (a)
Install the lockwire (30) on the spring pins (32).

 S 434-104
 (23)
 AIRPLANES WITH COTTER PINS; Install the cotter pins (35) in the hole on the steering collar (33).

 S 434-105

 (24)
 Connect the steering cables to their turnbuckles.

 S 824-106

 (25)
 Adjust the tensions of the steering cables (AMM 32-51-00/501).

 S 434-107

 (26)
 Install the locking clips on the turnbuckles.

 S 434-048

 (27)
 Assemble the pressure seal (24) segments around the steering cables (NWSA, NWSB) at the inboard end of the left trunnion pin (20).

 (28)
 Set each half of the pressure seal retainer (27, 28).

 (29)
 Install the eyebolt (26) with the nut (29).

 (30)
 Tighten the nut (29) sufficiently to clamp the seal segments.

 S 844-076
 S 434-070
 S 434-108
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-21-00
 ALL  ú ú 02 Page 412 ú Jul 12/00
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