Gasboy 032867 - Manual (Page 7)

MDE-4449B Seal Installation Kits 032867, 054024, 054026, and M08781K001 Installation Instructions · July 2008 Page 7
Installing the M08781K001 Kit (For Model 25-28 Series Pumps)
4 Remove the old Inner Pump Head.
Note: Ensure that you do not scratch the shaft or motor counterbore surfaces when removing
the old seal parts.
5 Carefully install the new Inner Pump Head (M08504B001PG8) on the motor shaft.
Note: The Rubber Seal Boot (M08508B001), Seal Ring (048820), and Locator Pins (054535)
are pre-installed in the Inner Pump Head.
6 Reassemble the Pump Block and Inner Pump Head using the new Locator Pins (054535).
Reuse one of the O-Rings (049180) between the Inner Pump Head and Pump Body.
7 Refer to Figure 2 on page 6 to install the new seal parts and secure with Retaining Ring
(K76238-65).
8 Reassemble the Rotor, Vanes, Shaft Key, and Pump Cover. Reuse one of the O-Rings (049180)
between the Pump Body and Pump Cover.