Finish Thompson DB22 SERIES - Manual (Page 18)

Excessive Power Consumption
• Head lower than rating
• Excessive flow
• Specific gravity or viscosity too high.
Vibration/Noise
• Loose magnet
• Drive magnet rubbing
• Pump cavitating from improper suction or feed
• Motor or piping not properly secured
• Foreign object in impeller
Finish Thompson, Inc (manufacturer) warrants this pump product
to be free of defects in materials and workmanship for a period
of five years from date of purchase by original purchaser. If a
warranted defect, which is determined by manufacturer’s in-
spection, occurs within this period, it will be repaired or replaced
at the manufacturer’s option, provided (1) the product is submit-
ted with proof of purchase date and (2) transportation charges
are prepaid to the manufacturer. Liability under this warranty is
expressly limited to repairing or replacing the product or parts
thereof and is in lieu of any other warranties, either expressed
or implied. This warranty does apply only to normal wear of the
product or components. This warranty does not apply to prod-
ucts or parts broken due to, in whole or in part, accident, over-
load, abuse, chemical attack, tampering, or alteration. The war-
ranty does not apply to any other equipment used or purchased
in combination with this product. The manufacturer accepts no
responsibility for product damage or personal injuries sustained
when the product is modified in any way. If this warranty does
not apply, the purchaser shall bear all cost for labor, material and
transportation.
Manufacturer shall not be liable for incidental or consequential
damages including, but not limited to process down time, trans-
portation costs, costs associated with replacement or substitution
products, labor costs, product installation or removal costs, or
loss of profit. In any and all events, manufacturer’s liability shall
not exceed the purchase price of the product and/or accessories.
Section V - Warranty
Troubleshooting
General Notes:
• Do not pump liquids containing ferrous metal fines.
• If magnets decouple, stop pump immediately. Operating the
pump with the magnets decoupled will eventually weaken
the magnets.
• Contact our Technical Service Department If you have any
questions regarding product operation or repair:
Phone: 1-800-888-3743
E-mail: [email protected]
No or Insufficient Discharge
• Air leaks in suction piping
• Pump not primed
• System head higher than anticipated
• Closed valve
• Viscosity or specific gravity too high
• Motor too large for magnet coupling rating (magnets un-
coupled)
• Suction lift too high or insufficient NPSH
• Clogged suction line or impeller vanes
• ·Motor rotation incorrect (correct rotation when viewed from
the fan end is clockwise)
Insufficient Pressure
• Air or gas in liquid
• Impeller diameter too small
• System head lower than anticipated
• Motors speed insufficient (too low) or motor rotation incor-
rect (correct rotation when viewed from the fan end is
clockwise)
Loss of Prime
• Leak in suction piping
• Foot valve or suction opening not submerged enough
• Foot valve too small or leaking
• Air or gas in liquid
• Foreign matter in impeller
• Leaking valve. Suction lift too high or insufficient NPSHa.
Ordering Spare Parts
Spare parts can be ordered from your local distributor. Always
refer to the pump model to avoid error.
Literarture I.D. No. FT08-1023H
Part Number 106782, Rev 12, 4-15-13