TM-9-2320-279-10-1

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

OPERATOR’S MANUAL VOLUME 1 OF 2

DECEMBER 1998

CHANGE 5

TM-9-2320-279-10-1 - Page 621 of 773

TM 9-2320-279-10-1

Troubleshooting Malfunctions (Cont)

3-3. TROUBLESHOOTING SYMPTOMS (CONT).

Table 3-2. Troubleshooting (Cont)

Malfunction

Test or Inspection

Corrective Action

MATERIAL HANDLING CRANE (M977, M985) (CONT)

3.

BOOM WILL NOT RAISE OR LOWER.

Step 1.

Check that load is not over load limit shown on range diagram.

Reduce load to correct weight.

Step 2.

If problem remains, notify organizational maintenance.

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