Waukesha Cherry-Burrell Troubleshooting
12/2010 95-03080 Page 75
PROBLEM POSSIBLE CAUSE SUGGESTED ACTION
Vibration/Noise
Starved suction/supply line too
long
Shorten system supply line.
Starved suction/supply line too
small
Install larger supply lines.
Excessive air in material Adjust system to remove
excess air from
material before it reaches the pump.
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 inspect for damage.
Replace worn/damaged parts.
Abrasive product Contact your Waukesha Cherry-Burrell
customer service representative for sizing
information.
WCB Customer Service
1-800-252-5200 or 262-728-1900
Prolonged “dry” running Adjust process to insure pump has a
continual fresh supply of product during
operation.
Abrasive solids (unfiltered) in flush
wa
ter supplied to seal
Use only filtered water in seal flush system.
Seal Leaks
Gasket damaged or worn Disassemble pump and inspect for damage.
Seal not installed correctly Disassemble pump and inspect seal for
damage (replace if necessary). Install seal
correctly and assemble pump.
Carbon seal worn or damaged Disassemble pump and inspect seal for
damage (replace if necessary).
Inlet/Outlet connection loose or no
gasket
Inspect Inlet/outlet connection for gasket
and tighten connection.
Casing clamp loose Tighten clamp.
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