310
All Units
SEPTEMBER 2009 Printed in U.S.A.
COPYRIGHT 2009, Heil Environmental
TANDEM VANE PUMP WITH MONOBLOCK SEPARATE OUTLET FLOW
– RAPID RAIL AND PYTHON AUTO SIDE LOADER
Combined Flow
In the monoblock Operate-in-Gear-at-
Idle hydraulic system. The pump
section (pump 1) closest to the input
shaft operates the lift and shuts OFF
first. The pump section (pump 2)
farthest from the input operates the
packer and stays ON at higher RPMs.
Isolated Flow
BYPASS TUBE
TO INLET
UNLOADER
VALVES
P1 TO LIFT VALVE
P2 TO BODY VALVE
BYPASS TO TANK
PUMP
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