Peerless Pump Company Pump C1040A

Has the pump capacity fallen off due to wear on the impeller and casing ring?

Replace the casing ring if wear is detected

Measure the inside diameter of the casing ring

Examine impeller passages for issues

Inspect mating parts with relative motion, such as casing rings

Enter the complete pump nameplate data when ordering repair parts

Remove burrs, nicks, and scratches from non-critical areas with a fine stone or crocus cloth

Has the pump capacity fallen off due to wear on the impeller and casing ring?

Replace the casing ring if the pump capacity has fallen off

Measure the inside diameter of the casing ring

Is the inside diameter of the casing ring 0.008" to 0.012" larger than the impeller skirt diameter?

Replace all gaskets, O-rings, and seals during reassembly

Are the O-rings for the floating seat of the mechanical seal or shaft sleeve undamaged?

Obtain a set of spare parts before starting disassembly

Do not reuse gaskets, O-rings, packing rings, or ball bearings

Disconnect power to the pump driver before starting any repairs

Refer to Bulletin No. 2880549 for the pump removal procedure to follow

Pump Disassembly - Mechanical Seal Type

Remove any seal piping (tubing) between pump discharge and stuffing box of adapter

Inspect lapped surfaces for damage

Are the lapped surfaces free from defects?

If lapped surfaces are damaged, replace the entire seal

Monitor for seal leakage during operation

Is there any seal leakage indicating damage?

Replace all seal parts at each disassembly

Tighten gland bolts (17B) as required to limit leakage after pump is running

Ensure the gland enters the box square to the shaft to exert uniform pressure around the packing

Monitor packing (13) for excessive leakage during operation

Check packing rings (13) for issues

Replace packing rings (13) if any issues are found

Install packing rings and lantern ring

Stagger the joint of each packing ring approximately 180 degrees from adjacent rings

Ensure each ring is square with the shaft