UNEVEN OR ERRATIC SERVICE BRAKES ON TANDEM AXLE WHEELS CONTINUED

TM9-2320-270-20-1

TROUBLESHOOTING - CONTINUED

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

63. UNEVEN OR ERRATIC SERVICE BRAKES ON TANDEM AXLE WHEELS CONTINUED.

Check hose no. 536 from air reservoir (1) to rear axle relay valve (2) for

Step 7.

damage or leaks by listening for hissing or using soap solution and watching

for hubbies (page 4-1).

If hose is damaged or leaking, repair or replace hose (page 4-609).

Check pilot hose from brake treadle valve (3) to rear axle relay valve for

Step 8.

damage or leaks by listening for hissing or using soap solution and watching

for bubbles (page 4-1).

a. if hose is damaged or leaking, repair or replace (page 4-609).

b. If brakes still operate unevenly or erratically, notify direct support

maintenance.

3-150