DRAFT
TM 5-4210-249-13&P-2
FIELD LEVEL MAINTENANCE
PUMP COOLER OPEN INDICATOR DOES NOT ILLUMINATE (CAB)
INITIAL SETUP:
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Tools and Special Tools
References (continued)
Lead Set, Test (WP 0622, Item 21)
WP 0114
Tool Kit, General Mechanic's: Automotive
WP 0311
(WP 0622, Item 27)
WP 0313
WP 0443
References
Equipment Conditions
TM 9-2320-325-14&P
WP 0004
Water pump engine OFF (WP 0022)
WP 0007
Engine OFF (TM 9-2320-347-10)
WP 0019
Wheels chocked (TM 9-2320-347-10)
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MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
PUMP COOLER OPEN INDICATOR DOES NOT ILLUMINATE (CAB)
TFFT2484
NOTE
Step 1 will ensure that pump cooler system is operating properly or if fault exists in bulb,
indicator, or wires leading to indicator.
Step 1.
Open pump operator's panel cover (WP 0019). Turn battery disconnect switch to ON
position (WP 0007). Put cab PUMP COOLER switch to on position (WP 0004). Check
if pump operator's panel PUMP COOLER indicator illuminates (WP 0004).
If pump operator's panel PUMP COOLER indicator does not illuminate,
troubleshoot Pump Cooler Valve Does Not Operate Properly (WP 0114).
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