TM-9-2330-335-14-P
SEMITRAILER, TACTICAL, BREAKBULK/CONTAINER TRANSPORTER, 22-1/2 TON, RESET M871R, M871A1R AND M871A2R
TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE MANUAL (INCLUDES REPAIR PARTS AND SPECIAL TOOLS LIST)
SEPTEMBER 2008
TM-9-2330-335-14-P - Page 81 of 640
0009-3
TM 9-2330-335-14&P
0009
BRAKES - CONTINUED
4.
BRAKES WILL NOT RELEASE - CONTINUED.
Step 3.
Check pressure gage in towing vehicle for a minimum of 90 psi (621 kPa).
a.
If pressure is low, build up air pressure to normal level.
b.
If pressure is low and will not build up, notify Organizational Maintenance.
c.
If pressure is normal, go to step 3.
Step 4.
Check air line connections at gladhands.
a.
If air lines are not properly connected (Emergency to Emergency, Service to Service), reconnect
gladhands.
b.
If air lines are connected properly, go to step 4.
Step 5.
Check for dirty or damaged packing in gladhands.
a.
If packing is dirty, clean packing (WP 0019).
b.
If packing is leaking or missing, notify Organizational Maintenance.
c.
If packing is clean and not damaged, go to step 5.
Step 6.
Inspect air line connections for leaks.
a.
If leaks are evident, notify Organizational Maintenance.
b.
If no leaks are evident, go to step 6.
Step 7.
Check drain cock on each reservoir if stuck open.
a.
If either drain cock is stuck open, notify Organizational Maintenance.
b.
If drain cocks are working properly, notify Organizational Maintenance.
5.
GRABBING BRAKES.
WARNING
Wear protective goggles when opening drain cock and avoid the air stream. Failure to comply could result in
injury to personnel.
Check for moisture in air reservoir by opening each drain cock (WP 0018).
a.
If moisture is present, allow to drain.
b.
If reservoirs are dry and malfunction is not corrected, notify Organizational Maintenance.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
0.
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