
7 - 46
7.6 LIFT FUNCTION - LIFT ARMS RAISE
The circuit segment below shows the flow path “Lift”
function lever is pulled backward to lift the bucket or
attachment up. This valve function is fitted with a series
spool allowing the crowd function to operate at the
same time while the lift cylinder is moving.
LIFT CYL-
INDER
Note: The cross hatched area of the
valve section indicates the spool has
shifted from neutral into a “working”
mode.
TO LIFT ARM CYLINDER
CAP END
FROM LIFT ARM CYLIN-
DER ROD END
LIFT CYLINDER LEVER
PULLED BACKWARDS
CROWD
CYLINDER
“A” PORT RELIEF VALVE PROTECTS
LIFT FROM OVERLOAD
“a” Port Relief Valve
Lift Raise
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