Install
Install
Install the
the
the Seals
Seals
Seals
1.
Clean the surfaces that the seals will contact.
2.
Grease the pump with lithium-based grease.
Remove the plug (33) from the pump housing
and replace with a zerk fitting (1/8–27 npt, not
included). Add grease until it passes through
the outer bearing of the shaft. This provides a
visual reference of the proper amount of grease.
Remove the zerk fitting.
3.
Press a new seal (5) onto the pump end of the
shaft (6) and a new seal (8) into the bore at the
front of the pump housing (1).The lips of the
seals must face toward the shaft bearings. Do
not install the seals past the plane of the housing.
NOTE:
NOTE:
NOTE: If the seals are installed too deep, they
may cause excessive friction.
4.
Turn the shaft by hand a couple of times to be
sure that the shaft rotates smoothly.
5.
Reinstall the plug (33).
Figure 4 Remove or Install the Motor Output Shaft and Eccentric Shaft
Key
Key
Key
1
Lips of the front rotary shaft seal (8) must face toward the shaft bearings.
2
Lips of the rear rotary shaft seal (5) must face into the pump housing.
3
Lubricate with lithium-based grease.
4
Lubricate with anti-seize compound
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3A3367K
