UNEVEN OR ERRATIC SERVICE BRAKES ON PUSHER AXLE

TM9-2320-270-20-1

TROUBLESHOOTING - CONTINUED

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

65. UNEVEN OR ERRATIC SERVICE BRAKES ON PUSHER AXLE - CONTINUED.

Check pilot hose from treadle valve (1) to tandem axle relay valve (2), and from

Step 7.

tandem axle relay valve to pusher axle relay valve (3) for damage or leaks by

listening for hissing or using soap solution and watching for bubbles

a. If either pilot hose is damaged or leaking, repair or replace

(page 4-609).

b. If brakes are still uneven or erratic, notify direct support

maintenance.

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