Danfoss PVG 32 Service Manual

PVS plugs
P107 707E
For specifications and operating parameters on PVG 32 valves, refer to PVG 32 Technical Information
Manual 520L0344.
PVPVM module
Description: Mid-inlet module only for closed center systems.
Location: Mounted between multiple PVB’s in a valve stack.
Function: Provides pressure and tank connections to the valve stack allowing increased flow.
Failure mode Cause Corrective action
Leaking externally between
PVPVM and PVB
Uneven mounting surface and mounting
screw torque
Ensure the valve stack is mounted on a even surface and torque
down correctly
Tie rods torqued too tight Replace tie rod kit which include section seals and torque to 28
Nm [248 lbf•in]
Flow exceeding 61 gpm Lower flow to 61 gpm, and replace the tie rod kit and seals
Valve stack can not build pressure
per valve spec.
Option PVLP (shock valve) not seating
correctly in cavity caused by valve not being
installed correctly or it has failed
Install components correctly or replaced damaged components
* Flatness in millimeters - T= 0.35 mm X number of PVB modules + 1
Service Manual
PVG 32 Proportional Valve Group
PVG 32 Component Troubleshooting
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Danfoss | February 2017 11039167 | AX00000031en-US0301 | 35

Danfoss PVG 32 Specifications

General

Brand	Danfoss
Model	PVG 32
Category	Control Unit
Language	English