Hydraulic Suspension LOCKOUT WILL NOT ENGAGE (HMMH).

TM 5-2420-224-20-1

Table 3-5. Troubleshooting (Cont)

Malfunction

Test or Inspection

Corrective Action

ELECTRICAL SYSTEM (CONT)

72. Hydraulic Suspension LOCKOUT WILL NOT ENGAGE (HMMH).

NOTE

Electrical quick disconnect for forklift must be connected to vehicle.

Step 1. Remove four screws (1), four washers (2), four spring tension washers (3),

and passenger seat (4).

NOTE

For steps 2 thru 49, engine must be running and clutch depressed. Failure to do

so will cause erroneous results.

Refer to wiring diagram (page 3-235) for all wiring repair steps.

Step 2. Pull and release suspension lockout control switch (5).

If indicator light lights when control switch is pulled but goes

out when control switch is released, go to step 8.

If indicator light is not lit but pump motor is running, go to

step 14.

If indicator light is lit, pump motor is running, but lockout is

not engaged, go to step 16.

if indicator light is lit but pump motor is not running, go to

step 32.

If indicator light is not lit and pump motor is not running, go to

step 3.