k1. DUMP BODY DOES NOT RAISE
Is hydraulic rotary pump
supplying at least 2500
PSI?
WARNING
Read WARNING
on following page.
TEST OPTIONS
KNOWN INFO
Hydraulic oil level OK.
PTO OK.
POSSIBLE PROBLEMS
Faulty hydraulic rotary pump.
Faulty relief valve.
Faulty flow control valve.
Faulty hoist cylinder.
Faulty M1090/M1094 four
way relief valve.
TM 9-2320-366-34-1
2-1072.6 Change 1
REASON FOR QUESTION
Faulty hydraulic rotary pump
will cause dump body not to
raise.
Pressure Test or
STE/ICE-R Test #51
6.
NO
YES
Replace hydraulic rotary
pump (para 16-91).
