ORGANIZATIONAL TROUBLESHOOTING - CONTINUED
TEST OR INSPECTION
7. ENGINE OIL PRESSURE LOW (INDICATOR LIGHT ON) CONTINUED
Remove and inspect engine oil filter element (page 2-168). Check for obstructions and damage.
a. If oil filter element was not obstructed or damaged, install engine oil filter element (page 2-168).
Notify Direct Support Maintenance.
b. If engine oil filter element was obstructed or damaged, replace it (page 2-168).
8. ENGINE COOLANT TEMPERATURE TOO HIGH (GAGE READS IN OVERHEAT RANGE)
Be careful when removing radiator cap. If engine is hot, escaping steam could burn you. Use a rag to
cover radiator cap to protect your hand. Unscrew cap just enough to allow any built-up steam to
escape. When all pressure has been relieved, unscrew cap the rest of the way, and take it off of
Unscrew and remove radiator filler opening cap (1). Using flashlight, look into radiator (2). Check
for rust, dirt, and lubricating oil in coolant.
a. If coolant is clean, replace radiator filler cap (1).
b. If coolant contains rust and dirt, clean cooling system (page 2-351).
c. If coolant contains lubricating oil, replace radiator filler cap (1) and notify Direct Support
Remove ENGINE WATER TEMP. indicator (page 2-545). Using soldering torch kit, 1-quart of
water In 1/2-gallon metal container, place bulb (3) in water. Heat water until it is boiling and check
temperature indicator (4) for reading near upper end of green operating range, about 2120F
a. If temperature indicator (4) reads properly, install ENGINE WATER TEMP. indicator (page 2-
545), go to step 3.