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7. TROUbLESHOOTING
Problem
the motor is not running.
the motor turns slowly when starting.
Low or no flow rate.
Increased pump noise.
Leakage from the body pump.
NOTE: It is our policy to continually improve products and as such we reserve the right to alter data, specifications and component parts without prior notice.
IMPORTANT: no liability is accepted for incorrect use of this product.
WARRANTY: Guarantee is 12 months from purchase date, proof of which will be required for any claim.
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fig.5
fig.4
Possible Cause
Lack of electrical power.
rotor jammed.
Motor problems.
Power supply is of insufficient voltage.
Low level in source tank.
foot valve blocked.
filter clogged.
Excessive suction pressure
High loss of head in the delivery circuit (working
with the bypass open).
Bypass valve blocked.
Air entering the pump or suction tube.
A narrowing in the suction tubing.
Low rotation speed.
the suction tubing is resting at the bottom of
the tank.
cavitation occurring.
Irregular functioning of the bypass.
Air present in the diesel fuel.
seal damaged.
Sole U.K. Distributor
Sealey Group
Bury st. Edmunds
Suffolk. IP32 7AR
Original Language Version
Solution
check the electrical connections.
check for possible damage or obstruction of the
rotating components.
contact your authorised sealey dealer.
Increase voltage.
Refill the tank.
clean and/or replace the valve.
Clean filter.
Lower the pump with respect to the level of fluid in
the tank or increase the bore of the tubing.
use shorter tubing or increase the bore.
Dismantle the valve and clean or replace it.
check seals and connections.
use tubing suited to the pressures involved.
check the voltage at the pump. Adjust voltage and/
or use cables of greater cross section.
raise the tubing.
reduce suction pressure.
Dispense fuel until the air is purged from the
bypass system.
Verify the suction connections.
check and replace the seal.
01284 757500
Web
01284 703534
tP96.V2, tP9624.V2
www.sealey.co.uk
sales@sealey.co.uk
Issue no: 1 - 30/04/12
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