Service Manual

HY13-1521-M2/US Service Manual
General Information Series HB Hydrostatic Transmission
41
Parker Hannifin Corporation
Hydraulic Pump/Motor Division
Greeneville, Tennessee USA
Install both pipe tubes
Inspect interface for
slivers of backup ring
replace if sheared
Oil all O-rings on both ends of
pipe tubes. First slightly rotate
pipe into end block tube
holes. With the palm of your
hand slightly compress tubes
down pass O-rings.
Install O-Ring if hole is
present
Oil O-ring and place into
position.
stall nose cup
osition nose cup over both
In
P
tube pipes.
stall both allen head
and start each one of the
In
screws
H
two allen head screws that
measure 2.750” long, torque
to 540 – 708 in lbs.
Install motor O-ring
es
erial number code of
Slip O-ring over the end cover
of motor down to the O.D. of
oil
the
Note:
When servicing UHT assembli
with a s
09257 or earlier, this O-ring (item
25) is not required.
motor housing base. Then
install motor into nose cup.
Press down on motor
mounting flange to seat the
pipes in the ports until
ends of the pipes rest on the
oil port shoulders.