Table 4-1. Unit Preventive Maintenance Checks and Services Model MLT 6-2

TM 10-3930-634-12

Location

Not Fully Mission

Item

Interval

Item To

Procedure

Capable If:

No.

Check/

Services

Engine

Clean crankcase breather (Ref para 4-14).

Quarterly Crankcase

Breather

Operator's

Compartment

Parking brake will

Check parking brake for proper adjustment

Quarterly Parking

not adjust

(Ref para 4-58).

Brake

WARNING

Pressurized cooling system. Remove

cap slowly and only when radiator is

cool or serious burns could result.

Check coolant condition in accordance

Annually Radiator

with TB 750-651 and inspect cooling

system for excessive rust or corrosion.

Drain, clean, and refill the cooling system

if required. Check for cracked or leaking

hoses and replace as required.

Section V. TROUBLESHOOTING

action to be taken. Perform the test or inspection and

4-10 General

take corrective action in the order listed.

This section contains troubleshooting information for

4-11. Limitation

locating and correcting most of the operating mal-

This manual cannot list all malfunctions that can oc-

functions which may occur in the 6,000 lb. forklift

cur, nor all tests or inspections and corrective actions.

truck, Army model MHE-230. Each malfunction for

Notify your supervisor when malfunctions occur that

an individual component, unit or system is followed

are not covered in the troubleshooting table 4-2.

by a list of tests or inspections. The tests and inspec-

tions help to determine probable causes and corrective

4-2.4