SPXFLOW C Series - Rapid Seal Wear; Seal Leaks

Troubleshooting Waukesha Cherry-Burrell
®
Brand C-Series Pump
01/2019 95-03008-IEC Page 83
Rapid Seal Wear Incorrect impeller shaft location;
excessive spring loading.
Adjust pump alignment to motor and
piping.
Water Hammer. Adjust system to reduce
air in system and
sudden starts or stops in flow.
Impeller shaft loose or bent. Disassemble pump and inspec
t for
damage. Replace worn/damaged parts.
Abrasive product. Contact SPX FLOW Application
Engin
eering for alternate seal information.
Prolonged “dry” running. Adjust process to insur
e pump has a
continual fresh supply of product during
operation.
Abrasive solids (unfiltered) in flush
water s
upplied to seal.
Use only filtered water in seal flush
system.
Seal Leaks Gasket damaged or worn. Disassemble pump and inspec
t for
damage.
Seal not installed correctly. Disassemble pump and inspect seal for
dam
age (replace if necessary). Install seal
correctly and reassemble pump.
Carbon seal worn or damaged. Disassemble pump and inspect seal for
dam
age (replace if necessary).
Inlet/Outlet connection loose or no
ga
sket.
Inspect inlet/outlet connection for gasket
and tighten connection.
Casing clamp loose. Tighten clamp.
Problem Possible Cause Suggested Action