WPT POWER WPD-02, Installation & Maintenance Manual

Page: 19 / 38

WIM-PD-002_B Page 19 of 38
6.2.5
Using a soft-faced mallet, drive the intermediate shaft into the intermediate and
bearing. Be sure the gear is seated firmly against the retaining ring.
6.2.6
Let the assembly cool.
6.2.7
Heat (170°F ± 20°F)/demagnetize and install the inner race onto the upward facing
end of the intermediate shaft.
6.2.8
Let the assembly cool.
6.2.9
Insert the outer bearing race with rollers into the housing and onto the inner bearing
race.
6.2.10
Insert intermediate shaft spacer.
6.2.11
Cover the exposed bearing to prevent dust and debris from contaminating the
bearing.
6.2.12
Repeat this section in entirety a second time for the second intermediate gear shaft.
6.3 Prepare and Install the Drive Gear Assembly
6.3.1
Assemble gear, end caps, HHCS, cam-lock washers and outer bearing race with
rollers. Follow Table in back of manual for proper torque.
6.3.2
Install the O-ring into the pump drive housings c-bore where the small end of the
shaft will sit once installed.
6.3.3
Lubricate and install the O-ring into the groove in the shaft.
6.3.4
Install the bearing spacer.
6.3.5
Install small separable piece of the bearings inner race. See drawing for orientation.
6.3.6
Install the inner race into the bearing. See drawing for orientation.
6.3.7
Place the gear/bearing assembly into position through the side of the housing.
6.3.8
Align the holes in the center of the parts to prepare for shaft installation.
6.3.9
Install a M12x1.5x200mm SHCS with the head cut off into the tapped hole as an
alignment tool.
6.3.10
Install the shaft. It can be driven in with a soft faced mallet.
6.3.11
Once driven completely in, the shaft shoulder will be in full contact with the bearing.
6.3.12
Remove the alignment rod. Install the HHCS with cam-lock washer. Follow Table in
back of manual for proper torque.
6.3.13
Repeat this section in entirety 4x times total.