How to install the Thru-Key Flexible Rubber Impellers into Pump housing

Thru-Key Design Impellers
1.Apply a non-petroleum based lubricant to impeller(such as silicone or soapy water).
2.For non-rock key version pumps,install the key into the shaft prior to installing the impeller.
3.Install the impeller with a twisting motion onto the shaft.
4.After the impeller i all the way on the saft and into the housing,rotate the impeller to align the keyway of the shaft to the key slot on the shaft.
5.Slide the impeller key into the keyway and if applicable place the ruber cap over the key opening.
6.Then use a small amount of non-etroleum based lubricant to help hold the o-ring in place while replacing the cover.

Congratulation!Everything is well done!