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 302 of 1313
ENGINE CRANKS BUT DOES NOT START - Continued
WARNING
Ether is extremely flammable. Do not perform ether start system testing procedures near
fire. Failure to comply may result in injury or death to personnel.
a.
Disconnect tubing at ether valve (Volume 2, WP
0263).
T0369DAA
Clamp
Ether
Cylinder
Ether Supply
Tube
Ether
Valve
Ether Cylinder
Relief Tube
Ether Valve
Bracket
Ground
Wire
Bracket
Connector
Figure 17.
Ether Start System.
b.
Watch for a small amount of ether being released by ether valve while pressing ether start switch.
CONDITION/INDICATION
DOES ETHER VALVE OPERATE PROPERLY?
DECISION
YES - Go to Step (18).
NO -
Perform Engine Cranks But Will Not Start In Cold Weather troubleshooting (WP
0021).
TM 9-2320-272-23-1
0007
0007-17
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