0008
TM 1-1740-221-13&P&P
ENGINE TROUBLESHOOTING - (CONTINUED)
CONDITION/INDICATION
Is fan belt in place and fan working?
DECISION
YES Proceed to Step 3.
NO Replace fan belt (WP 0041).
BRANCH 3.
3.
Check engine oil level (WP 0033).
CONDITION/INDICATION
Is engine oil level low?
DECISION
YES Fill engine oil crankcase to proper lubricating level (WP 0033).
NO Proceed to Step 4.
BRANCH 4.
4.
Check radiator cooling in condition (WP 0052).
CONDITION/INDICATION
Radiator ins clogged, damaged, leaking or dirty?
DECISION
YES Clean or replace radiator (WP 0052).
NO Proceed to Step 5.
BRANCH 5.
5.
Check that engine radiator cap installed (WP 0053).
CONDITION/INDICATION
Is radiator cap installed properly?
DECISION
YES Proceed to Step 6.
NO Replace or install radiator cap (WP 0051).
BRANCH 6.
6.
Inspect cooling system thermostat (WP 0056).
CONDITION/INDICATION
Thermostat stuck closed, corroded or defective?
000812
