Goulds Pumps Pump 4SH2F51A3

Check all mechanical seal components for good condition to prevent leakage

Replace complete seal assembly if the seal has been removed

Install the mechanical seal stationary seat in the seal housing using soapy water as a lubricant

Install the mechanical seal spring retainer, spring, and rotary assembly on the shaft sleeve using soapy water to lubricate

Slide the shaft sleeve over the pump shaft ensuring a new shaft sleeve o-ring is used

Verify the correct o-ring is used for the shaft sleeve and impeller washer

Install the mechanical seal spring and rotary on the shaft sleeve using soapy water to lubricate

Slide the shaft sleeve over the pump shaft ensuring a new shaft sleeve o-ring is used

Disconnect and lockout electrical power

Verify bearing location and type

Refer to manufacturer's instructions for lubrication procedure

Fill grease until it comes out of the relief fitting

Remove wear ring if excessively worn

Is the wear ring being replaced?

Ensure no lubricants are used on the metal-to-metal fit when pressing in the replacement

Ensure pump is primed and suction pipe is full of liquid

Ensure discharge valve is partially open

Is the pump operating away from zero flow?

Ensure rotating parts are lubricated with liquid

Check the tightness of all hold-down bolts before checking the alignment.

Move the motor if re-alignment is necessary.

Recheck both alignments after making adjustments.

Enter Total Indicator Reading for parallel alignment.

Is parallel alignment within .005" or less?