TM-5-2330-378-14-P
SEMITRAILER, LOWBED: 40 TON CONSTRUCTION EQUIPMENT TRANSPORTER M870 AND M870A1
TECHNICAL MANUAL; OPERATOR'S, UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
JUNE 1999
TM-5-2330-378-14-P - Page 69 of 524
TM 5-2330-398-14&P
3-4. TROUBLESHOOTINGCHART(continued).
b. BRAKES (1) BRAKES WILL NOT APPLY OR WILL NOT RELEASE.
A.
Check to see if air supply from truck tractor is
turned on.
Is air supply turned on?
APO
Fu
m on air supply.
Verify problem is solved.
B. Check air pressure on truck tractor.
Is air pressure
on truck tractor low?
Build up air pressure to normal level (refer to
r to
V
operator's
manual for truck tractor)
Verify
problem
is solved.
C. Check air-line connection at gladhands.
GLADHANDS
Are air lines properly
connected
(emergency
to
emergency and service to service)?
F
Reconnect air lines properly (para 2-8). Ve
pr
pr oblem is solved.
D. Check for dirty packing in gladhands.
CKING
Is packing dirty?
Clean packing (para 3-7).
solved.
continued
on next page
3-7
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