Bulletin HY25-1890-M1/US
Owner’s Manual
10-Bolt Extended Shaft PTOs
Parker Hannifin Corporation
Chelsea Products Division
Olive Branch, MS 38654 USA
8
PTO Pre Installation
Installation Instructions
1.
At installation, the input housing is installed to the
transmission first. The 890/897 comes from the
factory assembled. Remove the 4 bolts that connect
the tube section to the input housing (
Fig. 1
).
2.
Split the input from the output tube assembly. It will
be tight because of the installed O-Ring seal.
O-Ring must be installed into the O-Ring groove on
the tube pilot shoulder (
Fig. 2
).
NOTe
: If O-Ring is damaged, replace it with the one
supplied with the PTO Unit.
3.
Install the fitting (1) into the pressure port on the
valve cap as shown
Fig. 3
. Torque to 156-180 lbs-in
[18-20 Nm]. Next install the pressure switch
(890 Series Only) (2) into the port in the valve cap
as shown and torque to 120-140 lbs-in [14-16 Nm]
(
Fig. 3
,
3a
,
&
3b
).
NOTe:
See Hose Installation Sketch SK-504
(890/892 Series) on
Series) on
Fig. 1
Fig. 2
Fig. 3
Fig. 3b After 02/22/16
Fig. 3a Prior to 02/19/2016
890/892 Series
(1)
(2)
897/899 Series
(1)
897/899 Series
(1)
Summary of Contents for 892 Series
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