Peerless Pump Company Pump C810G

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

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?

Reuse undamaged O-rings with other satisfactory seal parts

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

Reassembly — Mechanical Seal Type

Lubricate O-ring (65B), groove in floating seat (65A) and seat cavity in adapter (71)

Install floating seat in the adapter with lapped surface facing away from adapter shoulder

Apply lubricant to entire surface of shaft sleeve and install adapter

Install screws and tighten uniformly

Rotate shaft by hand to check for binding or hang-up

Lubricate and install components

Ensure no smoking or open flames are present in the vicinity of cleaning solvents

Clean all metal parts with a solvent

Use a bristle brush to remove tightly adhering deposits

Use a fiber scraper to remove gasket and shellac from casing flanges

Blow dry with clean dry compressed air

Cleaning — Mechanical Seal Parts

Ensure no hydrocarbon liquids are used for cleaning mechanical seal parts

Clean seal parts using a mild soap solution only

Inspect shaft sleeves for excessive wear

Use care not to scratch the sleeve surface when removing shaft sleeve

Replace shaft sleeve O-ring at each disassembly