TM-9-2350-238-34-1

HULL AND RELATED COMPONENTS, RECOVERY VEHICLE, FULL TRACKED: LIGHT, ARMORED, M578

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

MARCH 1994

TM-9-2350-238-34-1 - Page 203 of 292

TM 9-2350-238-34-1

Table 3-1. GENERAL SUPPORT TROUBLESHOOTING (CONT )

MALFUNCTIO N

TEST OR INSPECTIO N

CORRECTIVE ACTIO N

Step 4.

Check for damaged or faulty impact wrench control check valve .

If damaged or faulty, replace impact wrench control check valve.

Refer to TM 9-2350-238-20-1 .

Step 5.

Check for damaged or faulty hull hydraulic relief valve .

If damaged or faulty, replace hull hydraulic relief valve. Refer to TM

9-2350-238-20-1 .

Step 6.

Check for damaged or faulty hydraulic pump .

If damaged or faulty, replace hydraulic pump. Refer to page 3-4.

Step 7.

Check for damaged or faulty auxiliary drive .

If damaged or faulty, repair auxiliary drive. Refer to page 2-95.

Step 8.

Install pressure gage to lockout cylinder manifold test port. Start engine an d

set HYD PUMP/PTO CLUTCH switch N .

If pressure gage indicates a minimum of 450 psi, replace lockout

pressure reducing valve. Refer to TM 9-2350-238-20-1. Set HYD

PUMP/PTO CLUTCH switch OFF. Stop engine. Remove pressur e

gage .

Step 9.

Check for damaged or faulty lockout cylinder check valve .

If damaged or faulty, replace lockout cylinder check valve. Refer to

TM 9-2350-238-20-1 .

2. HYDRAULIC SUSPENSION LOCKOUT CYLINDER ASSEMBLY DOES NOT LOCK .

Step 1.

Check for leaks and damaged or clogged tubes, hoses, and fittings .

a. Tighten all loose connections .

b. Replace leaking or damaged components. Refer to TM 9-2350 -

238-20-1 .

Step 2.

Check for leaking lockout cylinder(s) .

Repair leaking lockout cylinder(s). Refer to page 3-33 .

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