TM 9-2320-269-20-1
ORGANIZATIONAL TROUBLESHOOTING - CONTINUED
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
AIR SYSTEM AND BRAKES - CONTINUED
BRAKES RESPOND SLOWLY OR NOT AT ALL - CONTINUED
Step 7. Check brake valves (7) for leakage - Continued
c. If soap bubble larger than 1-inch (2.54 cm) forms in less than 3 seconds at exhaust port (8),
replace as needed using applicable maintenance procedure (page 2-477).
d. Have assistant depress brake pedal (6), and hold down.
e. Coat valves (7) with soap solution, and check for leakage.
f. If soap bubble larger than 1-inch (2.54 cm) forms in less than 2 seconds at exhaust port (8),
replace as needed using applicable maintenance procedure, or notify Direct Support
Maintenance.
g. If soap bubbles form at any other part of valve (7), tighten or replace
2-107
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