TM-9-2350-256-10

RECOVERY VEHICLE, FULL TRACKED: MEDIUM, M88A1

OPERATOR'S MANUAL

OCTOBER 2014

TM-9-2350-256-10 - Page 497 of 796

TRANSMISSION OIL PRESSURE LOW - Continued

CORRECTIVE ACTION - Continued

4.

If TRANSMISSION PRESS gauge (WP 0004) indicates low pressure, proceed to next

malfuction.

MALFUNCTION

Oil is leaking.

CORRECTIVE ACTION

1.

Check for oil leaks on transmission assembly, lines, and fittings.

2.

If oil leaks are found at lines or fittings, attempt to tighten and recheck.

3.

For all other leaks, notify maintenance.

TRANSMISSION OIL HIGH TEMPERATURE WARNING LIGHT ILLUMINATES AND HORN SOUNDS

SYMPTOM

Transmission oil high temperature warning light illuminates and horn sounds.

MALFUNCTION

Transmission shift selector is in wrong position.

CORRECTIVE ACTION

1.

During towing operation, check to ensure transmission shift selector (WP 0004) is in lower gear.

2.

During operation on rough ground, check to ensure transmission shift selector (WP 0004) is in

lower gear.

3.

If problem continues, proceed to next malfunction.

MALFUNCTION

Air flow is restricted at transmission oil coolers.

CORRECTIVE ACTION

1.

Check oil coolers and deck grilles for restriction of air flow.

2.

Clean away debris as necessary.

3.

Start main engine (WP 0010) and check TRANSMISSION TEMP °F gauge (WP 0004) after

running at 2,400 rpm for five minutes.

4.

If TRANSMISSION TEMP °F gauge (WP 0004) reads 285°F (158°C) or above, proceed to next

malfunction.

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