DRAFT
TM 5-4210-249-13&P-1
0093
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT04567
Step 2.
Remove passenger side crew cab access panel (WP 0499). Remove pump house
panel O (WP 0540). Perform water pump engine cooling system pressure check
(WP 0478). Check if thermostat housing and upper coolant tube are free from leaks or
damage.
If thermostat housing and upper coolant tube are not free from leaks or
damage, replace damaged thermostat housing or upper coolant tube
(WP 0249).
Step 3.
Remove pump house panel U (WP 0540). With cooling system pressure tester still
installed and pressurized (WP 0478), check coolant hose and tubes for leaks or
damage.
If coolant hose or tubes are not free from leaks or damage, tighten or
replace leaking or damaged hose or tubes (WP 0476).
0093-2
