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Groundsmaster 4000--DHydraulic System (Rev. B) Page 4 -- 42
TEST NO. 10: Counterbalance Pressure (Using Pressure Gauge)
High Pressure
Low Pressure
Return or Suction
Flow
G
G
1.2
470
PSI
1.2
FRONT
DECK
LIFT
CB
A2
C2
O
I
LIFT/LOWER
CONTROLVALVE
A
B
C
D
E
F
1500
PSI
CYL3
CYL4
LHWING
DECKLIFT
C1
A1
CHG
.58
2.48
RHWING
DECKLIFT
CYL2
CYL1
TO PTO (MOW) CIRCUIT
RESERVOIR
FROM
FROM OIL
FILTER
TO STEERING CIRCUIT
TRACTION
CIRCUIT
RESERVOIR
TO
CHARGE
CIRCUIT