TM-5-5420-202-10

LAUNCHER, M48A5 TANK CHASSIS

OPERATOR'S MANUAL

DECEMBER 2009

TM-5-5420-202-10 - Page 245 of 535

TM 5-5420-202-10

0040

SYMPTOM

MALFUNCTION

CORRECTIVE ACTION

NOTE

Indicator windows that measure

restriction in degrees are not reset

until f lter element has been cleaned

or replaced.

STEP 7. Check engine air intakes inside crew

compartment or through top deck grille doors for

obstruction (WP 0029).

STEP 8. Remove any foreign material obstructing air

intakes and start engine (WP 0015).

STEP 9. If engine does not run properly, notify f eld

maintenance.

STEP 10. For vehicles without air restriction

indicators, notify f eld maintenance.

Powerplant warning light

comes on.

POWERPLANT

WARNING LIGHT

COMES ON WHILE

ENGINE IS ABOVE

750 TO 800 RPM.

CAUTION

Check ENGINE and TRANSMISSION

oil pressure and temperature

indicators (gauges). Stop engine

if ENGINE or TRANSMISSION

indicators show in red (WP 0015).

Engine or transmission may overheat

and damage to both components may

occur. Failure to comply may result in

equipment damage.

STEP 1. Check right and left top deck grille doors to

see if obstruction is blocking airf ow.

STEP 2. Check engine and transmission oil cooler

screens for obstruction by dirt, leaves, or other foreign

material (Figure 1). If obstruction is found, notify f eld

maintenance.

Figure 1.

Oil Cooler Screen Location.

0040-5

Table 1.

Engine - Continued.