TM-9-2320-285-24-1
TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1
TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
OCTOBER 1985
TM-9-2320-285-24-1 - Page 697 of 987
TM 9-2320-285-24-1
2-61.
SHOCK ABSORBERS TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
VEHICLE VIBRATES EXCESSIVELY DURING BUMPS (Cont)
Step 2.
Check if shock absorbers are leaking or damaged.
Remove shock absorbers (para 2-64) and check
operation.
a.
If a shock absorber is leaking or operation is jerky, replace both shock absorbers (para 2-64).
b.
If shock absorbers operate smoothly and are not leaking, notify direct support maintenance.
2.
HARSH BUMP WHEN VEHICLE BOTTCMS
Check if rubber blocks are cracked, deteriorated, or missing.
If rubber blocks are cracked, deteriorated, or missing, replace (para 2-64).
2-62.
BODY AND CAB TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
SEAT BOTTOMS OR TOPS OUT TOO EASILY
Check if seat is correctly adjusted for operator’s weight.
a.
If seat is not correctly adjusted for operator’s weight, adjust (refer to Operator’s Manual, TM 9-2320-285-
10).
b.
If seat is correctly adjusted for operator’s weight, notify direct support maintenance.
2.
SEAT WOBBLES
Check seat mounting parts for looseness, wear, or damage.
If seat mounting parts are loose, tighten (para 2-651); if parts are worn or damaged, replace (para 2-651).
2-674
Back to Top
