Danfoss Series 42 Service Manual page 13

Service Manual
Functional Description
Series 42 Axial Piston Closed Circuit Pumps
Charge pressure filtration
The pressure filter is remotely mounted in the circuit after the charge pump.
You may use partial or full flow pressure filtration circuits with Series 42 pumps. Without a filter adapter,
suction filtration is the only option.
Partial flow pressure filtration
Reservoir
Filter
To low pressure
side of loop and
servo control
Charge
relief valve
To pump case
Full flow pressure filtration
Reservoir
To low pressure
side of loop and
se rvo contro l
Charge
relief
pump
To pump case
520L0638 • Rev 0300 • July 2015
Strainer
Charge pump
Strainer
Filter
with bypas s
Charge
pump
P001605E
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