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Parker Hannifi n Corporation
Hydraulic Pump/Motor Division
Greeneville, Tennessee USA
Service Manual
HP2 Series Hydrostatic Tandem Pumps
HY13-1521-M1/US
Disassembly
Removal of fan
Mark assembly for
alignment
Remove fan nut
1. Clean and remove debris from exterior of
pump to prevent contamination. Secure pump
in vise using only mounting fl ange to prevent
damage while servicing.
NOTE
Before troubleshooting any system
problem, check service literature
published by the equipment and/or
component manufacturers. Follow their
instructions, if given, for checking any
component other than the HP2 Tandem
pump.
2. Place an alignment mark on the side of the fan
assembly and onto the top of the charge pump
cover. This will make reassembly easier.
3. Remove 3/8-24 nylon insert nut from shaft us-
ing a 9/16" wrench. Lift out special washer and
remove fan.
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