TM-9-2320-272-23-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 1 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-1 - Page 1257 of 1313
CONTROL PANEL LIGHTS WORK, SYSTEM FAILS TO INFLATE OR DEFLATE - Continued
STEP
3.
ARE AIR LINES BETWEEN WET TANK AND PNEUMATIC CONTROLLER RESTRICTED?
a.
Refer to point to point schematics.
T1069DAA
Pneumatic
Controller
(Cali)
Wet
Tank
Figure 3.
Air Lines.
WARNING
•
Release all air pressure before loosening or removing air system component(s).
Failure to comply may result in injury or death to personnel.
•
Eyeshields must be worn when releasing compressed air. Failure to comply may
result in injury or death to personnel.
b.
Disconnect air line at both ends.
c.
Check air line for restrictions.
CONDITION/INDICATION
ARE AIR LINES BETWEEN WET TANK AND PNEUMATIC CONTROLLER RESTRICTED?
DECISION
YES - Clear restriction, then reconnect air line (Volume 5, WP
0805). Go to Step (11) to verify problem is solved.
NO - Go to Step (4).
TM 9-2320-272-23-1
0149
0149-4
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