REAR BRAKES OVERHEAT (cont) - TM-9-2320-366-20-21215

TM 9-2320-366-20-2

WARNING

Spring brake chambers are very powerful.

Cage spring brakes before removing

chambers. Failure to comply may result

in injury to personnel.

(1) Disconnect and tag air lines to spring brake

chambers at wheel.

(2) Cage spring brakes on rear wheels (para 11-6).

(3) Unscrew brake chamber(s) from hub and

remove wedge assembly from wheel (para

11-5).

(4) Inspect wedge spring for damage.

(5) Inspect rollers for flattening or damage.

(6) Manually check operation of wedge

assembly in plunger chamber.

(7) Install wedge assembly and brake chambers

(para 11-5).

(8) Install wheel brake components and adjust

brakes (para 11-3).

(1) Install wheels (TM 9-2320-366-10-1).

(2) Rotate affected wheel and listen for loose or

damaged wheel bearings. If wheel makes

grinding sound during rotation, adjust or replace

wheel bearings (para 10-2).

(3) Grasp wheel on opposite sides, top and bottom,

and pull in and out. If wheel has excessive play

on the axle, adjust or replace wheel bearings

(para 10-2).

(4) If wheel bearings are good, replace brake

chamber(s) (para 11-8).

(5) Check wheel hub oil level (Appendix H). If oil

level is low, replace wheel bearings (para 10-2).

(6) Set parking brake (TM 9-2320-366-10-1).

(7) Remove trestle stands and lower wheels to

ground.

2-1941