TM-5-3805-254-20-1

TRUCK, DUMP, 20 TON, 6X4, ON-OFF HIGHWAY 71,000 GVW, IHC MODEL F-5070 (CCE)

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL VOLUME 1 OF 2

JANUARY 1988

TM-5-3805-254-20-1 - Page 189 of 790

TM 5-3805-254-20-1

ORGANIZATIONAL TROUBLESHOOTING - CONTINUED

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

16. ENGINE LACKS POWER - CONTINUED.

Step 7.

Turn radiator cap (1) counterclockwise and take off.

Check that engine coolant level is within 1 inch (25.4

mm) below top of top tank.

a.

If engine coolant is low, fill radiator to proper level (page 2-628).

b.

If engine coolant is at proper level, go to step 8.

Step 8.

Check water pump (2) for worn or leaking condition.

a.

If water pump (2) is worn or leaking, water pump (2) must be replaced.

Notify Direct Support Maintenance.

b.

If water pump (2) is not worn or leaking, go to step 9.

Step 9.

Remove and test thermostat (page 2-633).

a.

If thermostat is defective, replace (page 2-633).

b.

If thermostat is not defective, notify Direct Support Maintenance.

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