OVERHAUL - GEARED PUMP
Page 13 of 20
IL2360
1.
Remove (4) hex head screws from the pump volute
body. Slide the volute body off the gear case cover.
Wear ring will come off with volute. Remove if re‐
quired.
The muffler and control panel assembly
is shown removed for clarity.
Hex Nut, 7/16-20
Lock Washer, 7/16 in.
Hex Hd Screw, 7/16-20 x 2-3/4 in.
Hex Hd Screw, 7/16-20 x 3 in.
Figure 8. Volute Body Removal - Geared Pump
2.
Remove impeller nut and washer from the impeller
shaft. If the impeller does not pull off the impeller
shaft easily, use a gear puller or two pry bars be‐
tween the impeller and adapter. The mechanical
seal bellows assembly and primary ring will come off
with the impeller. Remove the bellows and primary
ring from the impeller hub. Remove the impeller key.
NOTE: The stationary seal ring will remain with the
gear case cover.
3.
Drain oil from gear case.
Impeller Nut
Nord-Lock
r
Washer, 1/2 in.
(used after 09/08/04)
Flat Washer, 1/2 in., SS
(used prior to 09/08/04)
Wear Ring
Impeller
Square Key, 3/16 x 1 in., SS
Mechanical Seal
Magnetic Pipe Plug, 3/8 in.
Figure 9. Impeller Removal - Geared Pump
IL2361
