Service Manual

HY13-1521-M2/US Service Manual
General Information Series HB Hydrostatic Transmission
Install fan
Note: If assembly does
not have Fan. Install
shaft cover by applying
Loctite ™ 242 to bottom
edge and tap (gently) into
top housing bore until
seated.
Place fan on top of pump
washer with the blades face
down as shown in picture.
Install fan washer
Place fan washer with the
tangs in-between fan tabs
Install bolt to secure
fan
Apply Loctite ™ 242 to the
threads of bolt. Start fan bolt
by hand and torque to 108 –
144 in lbs.
By pass lever
Slide the by pass lever over
the by pass valve knob
handle pointing towards the
motor out put shaft
Install snap ring
Place snap ring over the by
pass arm and release snap
ring into groove
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Parker Hannifin Corporation
Hydraulic Pump/Motor Division
Greeneville, Tennessee USA