Table 3. Cab Tilt System Troubleshooting Procedures

TM 9-2320-312-24-1

TROUBLESHOOTING PROCEDURES - CONTINUED

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Table 3. Cab Tilt System Troubleshooting Procedures - Continued.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

CAB TILT SYSTEM (POWERED OPERATION)

Cab Will Not Tilt/Lower.

1. Check hydraulic fluid level in

Add hydraulic fluid as required

cab tilt pump (WP 0125 00).

(WP 0125 00).

a. Tighten any loose or

2. Inspect cab tilt system hoses

leaking fitting.

and fittings for signs of

leaking or damage.

b. Replace damaged hoses

or fittings (WP 0126 00).

Tighten, repair or replace loose,

3. Use multimeter to check

wires and connectors between

damaged or corroded wires and

battery box and cab tilt

connectors (WP 0120 00).

electric motor.

4. Use multimeter to test cab tilt

Replace cab tilt motor and pump

motor switch (WP 0124 00).

assembly if no pumping action is

apparent (WP 0124 00).

a. Replace failed circuit

5. Use multimeter to test 40A

breaker or relay (WP 0124

circuit breaker and relay,

00).

located in cab tilt pump box.

b. Replace cab tilt motor and

pump assembly if no

pumping

action

apparent (WP 0124 00).

Table 4. Electrical System Troubleshooting Procedures.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

BATTERY SYSTEM

1. Batteries Fail to Maintain Charge.

1. Check level of electrolyte in

Service batteries as required

batteries.

(WP 0114 00).

2. Check batteries posts and

Service batteries as required

cables for corrosion.

(WP 0114 00).

3. Inspect for loose or damaged

a. Tighten loose battery

battery cables.

cables (WP 0115 00).

b. Replace damaged battery

cables (WP 0115 00).

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