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DISCLAIMER
Knight LLC does not accept responsibility for the mishandling, misuse, or non-performance of the described items
when used for purposes other than those specified in the instructions. For hazardous materials information consult
label, MSDS, or Knight LLC. Knight products are not for use in potentially explosive environments. Any use of our
equipment in such an environment is at the risk of the user, Knight does not accept any liability in such
circumstances.
WARRANTY
All Knight controls and pump systems are warranted against defects in material and workmanship for a period of
ONE year. All electronic control boards have a TWO year warranty. Warranty applies only to the replacement or
repair of such parts when returned to factory with a Knight Return Authorization (KRA) number, freight prepaid, and
found to be defective upon factory authorized inspection. Bearings and pump seals or rubber and synthetic rubber
parts such as "O" rings, diaphragms, squeeze tubing, and gaskets are considered expendable and are not covered
under warranty. Warranty does not cover liability resulting from performance of this equipment nor the labor to
replace this equipment. Product abuse or misuse voids warranty.
TROUBLESHOOTING
PROBLEM
(1)
Unit will not operate.
(2)
Air passes through the pump without cycling.
(3)
Pump cycles but no liquid is discharged.
If all of the above check out okay.
World Headquarters: 20531 Crescent Bay Drive, Lake Forest, CA 92630-8825 (USA) TEL: 949-595-4800, FAX: 949-595-4801, www.knightequip.com
Atlanta Branch:
415 Gees Mill Business Court NE,
2880 Argentia Road, Unit 6
Suite 200
Conyers, GA 30013 USA
TEL: 770-760-8777
FAX: 770-761-0199
Page 8 of 8
KNIGHT LLC,
A Unit of IDEX Corporation
Toronto Branch:
London Branch:
#15 Brunel Centre
Mississauga, Ontario
Newton Road, Crawley
L5N 7X8 Canada
West Sussex UK RH10 9TU
TEL: 905-542-2333
TEL: 44-1293-615570
FAX: 905-542-1536
FAX: 44-1293-615585
SOLUTION
Check for proper air pressure (40 PSI or more into
unit). 40 PSI on Air Gauge.
Check Air Regulator Filter for obstruction such as
water, oil, or debris.
Check for plugged strainer and replace Air
Regulator Filter Assembly, if necessary.
No vacuum, or leak in line (on units equipped with
vacuum switch).
Repair or replace the pump.
Check to see if pump is primed.
Suction line leak or obstruction.
Pump fittings loose or broken.
Suction line not submerged down into liquid.
Repair or replace the pump.
Sydney Branch:
Unit 28, 317-321
Woodpark Rd., Smithfield
NSW Australia 2164
TEL: 61-29-725-2588
FAX: 61-29-725-2025
Amsterdam Branch:
Marssteden 68
7547 TD Enschede
The Netherlands
TEL: 31-53-428-58-00
FAX: 31-53-428-58-09
0901159 Rev: B (03/05)
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