TM-9-2320-366-20-3
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 3 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-3 - Page 304 of 1396
TEST OPTIONS
KNOWN INFO
REASON FOR QUESTION
NO
YES
Visual Inspection
v1. DUMP BODY DOES NOT RAISE (CONT)
WARNING
Read WARNING
on following page.
2.
Replace hydraulic oil filter
(para 19-13).
2-2240
Change 2
TM 9-2320-366-20-3
Perform Electrical System troubleshooting task
e143. M1090/M1094 Dump Body Does Not Raise.
Hydraulic oil level OK.
PTO OK.
Hydraulic hoses and fittings
OK.
POSSIBLE PROBLEMS
Faulty hydraulic oil filter.
Faulty electrical system.
Faulty hydraulic rotary pump.
Faulty four-way relief valve.
Faulty pressure reducing valve.
Faulty dump body hoist
cylinder.
Is hydraulic oil filter free of
debris.
If hydraulic oil filter is clogged
or damaged, dump body may
not raise.
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