Service Manual

HY13-1521-M2/US Service Manual
General Information Series HB Hydrostatic Transmission
Torque nut
While holding the pulley in
place with a adjustable
spanner wrench tighten the
nut to 55-70 ft lbs.
Install brake cable
bracket nearest to “A”
port as shown.
Orient the slot opening
towards “A” & “B” ports. Insert
long hex head bolt
through brake cable bracket
motor flange hole and nose
cup install the other three
large hex head bolts.
Position brake cable
While holding the brake cable
bracket in position tighten the
hex nut to specification.
Visually inspect bracket
through-hole flange is flat
against the housing and bolt
head. Tighten the other three
bolts to specification.
Fill with OEM
recommend oil capacity
level of 2.7 quarts
Add 2.7 quarts of OEM
recommend oil. Secure
dipstick hand tight. Fill to
correct height on dipstick.
Hand tighten to 36 – 60 in lbs.
Install pump fan spacer
Place spacer over pump shaft
with the taper of washer to fit
the taper of the pump shaft
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Parker Hannifin Corporation
Hydraulic Pump/Motor Division
Greeneville, Tennessee USA