Bulletin 947023
THE OILGEAR COMPANY
1
OILGEAR TYPE “PVG” PUMPS -
-048/-065/-075 (SERIES F1U)
SERVICE INSTRUCTIONS
Figure 1. Typical Oilgear “PVG” Open Loop Pump
PURPOSE OF INSTRUCTIONS
These instructions will simplify the installation,
operation, maintenance and troubleshooting of
Oilgear type “PVG” pumps.
Become familiar with the construction, principle of
operation and characteristics of your pump to help
you attain satisfactory performance, reduce shut-
down and increase the pump's service life. Some
pumps have been modified from those described in
this bulletin and other changes may be made
without notice.
REFERENCE MATERIAL
Fluid Recommendations .....................................................................................Bulletin 90000
Contamination Evaluation Guide.........................................................................Bulletin 90004
Filtration Recommendations ...............................................................................Bulletin 90007
Piping Information ...............................................................................................Bulletin 90011
Installation of Vertically Mounted Axial Piston Units ...........................................Bulletin 90014
PVG Open Loop Pumps, Sales........................................................................ Bulletin 47019-I
Pump Control Instructions, Series F1U
“P-1NN” Single Pressure Compensator ............................................................Bulletin 947651
“P-1NN/F” Single Pressure Compensator w/Load Sense .................................Bulletin 947652
“P-1NN/H” Single Pressure Compensator w/H.P. Limiter ....................................Bulletin 947653
“P-1NN/G” Horsepower Limiter w/Load Sense .................................................Bulletin 947654
“P-2” Dual Pressure Compensator....................................................................Bulletin 947655
“P-C” Single Pressure - Soft Start.....................................................................Bulletin 947656
“P-A” or “P-B” Electronic Pressure Compensator .......................Bulletins 947556 and 947657
“P-CNN/H” Single Pressure - Soft Start w/H.P. Limiter ...............Bulletins 947558 and 947658
“P-2NN/H” Dual Pressure Compensator w/H.P. Limiter ..............Bulletins 947559 and 947659
“V-S25” Electro Hydraulic Servo Valve..............................................................Bulletin 947560
“V-M20” Electro Hydraulic Servo Valve .............................................................Bulletin 947561
OILG0457
Bulletin 947023
November 2009
THE OILGEAR COMPANY
2300 South 51st Street
Milwaukee, Wisconsin 53219
www.oilgear.com
Bulletin 947023
