TM9-2330-372-14&P
TABLE 4-2 ORGANIZATIONAL TROUBLESHOOTING TABLE-continued
Malfunction
Test or Inspection
Corrective Action
Step 6.
6. SLOW BRAKE APPLICATION OR SLOW RELEASE.
Step 1.
Check for low air pressure (leakage at connections, air lines or valves).
a. If air lines/connections are leaking, repair or replace as needed (para. 4-22).
b. If emergency relay valve is leaking, replace defective valve (para. 4-27).
c. If air lines/connections and valves are not leaking, proceed to step 2.
Step 2.
Check for restrictions in air lines and hoses.
a. If air lines or hoses are restricted, replace as required.
b. If air lines or hoses are not restricted, proceed to step 3.
Step 3.
Check for damaged or broken brake shoe springs.
b. If any spring is not defective, proceed to step 4.
Step 4.
Check for air brake chamber operation.
a. If one air brake chamber operates slowly, repair or replace defective brake chamber (para. 4-
b. If all air brake chambers operate slowly, replace emergency relay valve (para. 4-27).
7. GRABBING BRAKES.
Step 1.
Check brake adjustment
b. If brakes are not out of adjustment, proceed to step 2.
4-8