TM 9-2320-366-34-1
2-1034
KNOWN INFO
NO
YES
Is flow rate OK to
eight bank valve
assembly?
TEST OPTIONS
Eight Bank Valve
Assembly Input Flow Test
REASON FOR QUESTION
WARNING
Read WARNING
on following page.
3.
Faulty main relief valve.
Faulty manual override
valve.
POSSIBLE PROBLEMS
If flow is not 14-15 gpm
(53-57 lpm) or pressure
3000-3100 psi (20685-
21375 kPa), eight bank
valve assembly is
faulty.
Repair or replace eight bank
valve assembly (para 16-59).
Replace manual override
valve (para 16-61).
Hydraulic oil level OK.
PTO OK.
Hydraulic hoses, tubes
and fittings OK.
Electrical circuit OK.
Three stage hydraulic
pump OK.
Monoblock valve OK.
Input check valve OK.
j1. M1089 MATERIAL HANDLING CRANE (MHC) DOES NOT OPERATE (CONT)
