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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
Assembly
Place housing seal
into groove
Align center block
to front housing
Install bolts
29. Liberally lubricate housing seal (3) and place
in groove. Make sure it is fl at by running fi ngers
around top.
NOTE
Seal can be pinched easily by housing if
not secure in groove.
30. Place center block/rear housing assembly
onto front housing. Rotating the front shaft,
align the splines on the front shaft to the cou-
pler. Press straight down on the rear housing as
the shaft is turned.
31. Install two of the four bolts diagonally into
the front housing and tighten alternately. Make
sure that the front shaft is still aligned to the
coupler by rotating the front shaft.
NOTE
If you feel a drag while tightening, back
that side off 1/2 turn and tighten oppos-
ing side a full turn. Try the side that had
a drag again.
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