TM 55-2210-224-34
Table 3-1. INTERMEDIATE DIRECT SUPPORT AND INTERMEDIATE GENERAL SUPPORT
TROUBLESHOOTING (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
16. AUTOMATIC BRAKE CYLINDER PRESSURE FAILS TO APPLY OR APPLIES AND RELEASES.
Step 1. Check for leaks in piping or fittings between 6-NFR distributing valve and No
. 24 double check valve.
Locate leakage and tighten or replace piping and/or fittings.
Step 2. Check for leaks in piping or fittings between 6-NFR distributing valve and port 2 of H-5 relay air valve.
Locate leakage and tighten or replace piping and/or fittings.
Step 3. Check for leaks in piping or fittings between 6-NFR distributing valve port 2 and pipe 12 check valve.
Locate leakage and tighten or replace piping and/or fittings.
17. BRAKE PIPE PRESSURE DOES NOT RECOVER AFTER AN EMERGENCY BRAKE APPLICATION.
Check for leaks in piping or fittings of pipe 12 from A-1 charging cutoff pilot valve.
Locate leakage and tighten or replace piping and/or fittings.
18. THERE IS LOSS OF
MAIN RESERVOIR PRESSURE FROM BRAKE PIPE-INITIATED EMERGENCY.
Check for leaks in piping or fittings of pipe 53 from A-1 charging cutoff pilot valve.
Locate leakage and tighten or replace piping and/or fittings.
19. THERE IS NO INDEPENDENT BRAKE APPLICATION.
Check for leaks in piping or fittings of pipe 20 from independent brake valve.
Locate leakage and tighten or replace piping and/or fittings.
20. THERE IS NO INDEPENDENT RELEASE OF AN AUTOMATIC BRAKE APPLICATION.
Check for leaks in piping or fittings of pipe 13 from independent brake valve.
Locate leakage and tighten or replace piping and/or fittings.
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