TM-9-2350-261-10

CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1

OPERATOR'S MANUAL

TM-9-2350-261-10 - Page 419 of 761

TM 9-2350-261-10

TROUBLESHOOTING TABLE — Continued

0074 00

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

2.

Hard running in hot weather.

Follow the precautions for

drivinginextremeheat

(WP 0062 00). When engine

overheats, stop carrier and run

engine at 1000 to 1200 RPM until

coolant temperature drops below

230F(110 C).

3.

Check to see if coolant level is low.

Add coolant as needed

(WP 0088 00). Check for coolant

leaks. If you find any leaks, notify

unit maintenance.

4.

Check to see if radiator cap is sealed right.

Make sure cap is on straight and

tight (WP 0088 00). If cap is

damaged or seal is broken, notify

unit maintenance.

5.

Check to see if there is enough air moving

through intake grill and radiator.

Remove any debris from intake

grill, exhaust grill, and radiator

fins.

6.

Check to see if coolant fan is working

properly.

Look for loose or broken fan

belts (WP 0075 00). If any belt is

broken, worn, or loose, notify unit

maintenance.

7.

Check to see if engine oil level is low.

Add oil as needed (WP 0075 00).

8.

Check coolant fan drive system.

Stop engine (WP 0029 00).

Remove top rear power plant

access panel (WP 0049 00).

Pull on coolant fan drive belt

to see if coolant fan will turn

(WP 0075 00). If coolant fan does

not turn, coolant fan drive system

is broken. Do not operate carrier.

Notify unit maintenance.

7.

ENGINE OIL LOW PRESS

WARNING LIGHT COMES

ON

1.

Check to see if engine oil level is low.

CAUTION

Operating carrier with an ENGINE

OIL LOW PRESS warning light on can

damage engine. If ENGINE OIL LOW

PRESS warning light does not go off

within 10 seconds after engine starts,

stop engine.

Add oil as needed (WP 0075 00).

2.

Check to see if engine is overheating.

See ENGINE OVERHEATS

(page 0074 00-1).

0074 00-3/4 blank