National Vacuum Equipment WPT 480/P Owner's Manual And Operating Instructions page 33

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28. Install the drive tabs in the rear of the rotor and
install the water pump assembly, using sealer on
the gasket.
Make sure the water pump drive lines up with the tabs.
During this operation, you must also position the water
line in the fitting at the top of the endplate.
29. Reinstall the oil lines at the oil pump.
back to seat the line on to the fitting.
Tighten the coolant fitting to the endplate and the
water pump.
30. Reinstall the front coolant line.
31. The pump is now ready to run.
Start the pump and turn as slowly as possible.
Make sure the lines going to the
bearings are attached to the same side
of the oil pump to ensure equal oiling
to each bearing.
If the oil lines leak, trim the ends
with a razor knife to get a clean end.
Insert the line into the fitting and pull
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