Finish Thompson AC8/8H - Manual (Page 12)

Section V - Troubleshooting
General Notes:
• 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
• 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
incorrect (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.
Excessive Power Consumption
• Head lower than rating
• Excessive flow
• Specific gravity or viscosity too high.
Vibration/Noise
• Pump cavitating from improper suction or feed
• Motor or piping not properly secured
• Foreign object in impeller
Section VI - Warranty
Finish Thompson, Inc (manufacturer) warrants this pump prod-
uct to be free of defects in materials and workmanship for a
period of one year from date of purchase by original purchaser.
If a warranted defect, which is determined by manufacturer’s
inspection, occurs within this period, it will be repaired or
replaced at the manufacturer’s option, provided (1) the product
is submitted with proof of purchase date and (2) transporta-
tion 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 products or parts broken due to, in whole or in part,
accident, overload, abuse, chemical attack, tampering, or altera-
tion. The warranty does not apply to any other equipment used
or purchased in combination with this product. The manufac-
turer 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 substitu-
tion 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 ac-
cessories.
Ordering Spare Parts
Spare parts can be ordered from your local distributor. Always
refer to the pump model to avoid error.
Part No. 108203, Rev.0, 12.5.12