Hydraulic Suspension LOCKOUT WILL NOT ENGAGE (HMMH). cont'd -680640360

5-2420-224-20-1

Table 3-5. Troubleshooting (Cont)

Malfunction

Test or Inspection

Corrective Action

ELECTRICAL SYSTEM (CONT)

Step 36. Check for +24 VDC between wire 2 and wire 9 (45) and ground at cab

floor separation point (25).

If +24 VDC is not present, repair wiring 2 and wiring 9

between NATO slave receptacle and cab floor separation point.

If +24 VDC is present, repair wiring 2 and wiring 9 between

cab floor separation point and connector AA.

Step 37. Check for +24 VDC between wire 286 (6) and ground at relay K2 (47).

If +24 VDC is not present, perform Malfunction 2.

If +24 VDC is present, repair wiring 286 between D+ relay and

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