Service Manual

HY13-1521-M2/US Service Manual
General Information Series HB Hydrostatic Transmission
Remove two nuts and
washers
Remove the two nuts and
washers.
Install face gasket
Install gasket onto sealing
surface of top of end block.
Install all six bolts
Install the two hex bolts that
are (1.75”) long in the end
block install the other four hex
head bolts that are (2.75”)
long through charge pump
cover and through end block.
Carefully position top
housing to end block
Take special care not to allow
the swash block or the
internal bearing and washers
to fall out of position.
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Parker Hannifin Corporation
Hydraulic Pump/Motor Division
Greeneville, Tennessee USA