Troubleshooting – Sealey TP96 User Manual
Page 3
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IMPORTANT: no liability is accepted for incorrect use of this product.
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01284 703534
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Sealey Group
Bury st. Edmunds
Suffolk. IP32 7AR
Web
Original Language Version
Problem
Possible Cause
Solution
the motor is not running.
Lack of electrical power.
check the electrical connections.
rotor jammed.
check for possible damage or obstruction of the
rotating components.
Motor problems.
contact your authorised sealey dealer.
the motor turns slowly when starting. Power supply is of insufficient voltage.
Increase voltage.
Low or no flow rate.
Low level in source tank.
Refill the tank.
foot valve blocked.
clean and/or replace the valve.
filter clogged.
Clean filter.
Excessive suction pressure
Lower the pump with respect to the level of fluid in
the tank or increase the bore of the tubing.
High loss of head in the delivery circuit (working
with the bypass open).
use shorter tubing or increase the bore.
Bypass valve blocked.
Dismantle the valve and clean or replace it.
Air entering the pump or suction tube.
check seals and connections.
A narrowing in the suction tubing.
use tubing suited to the pressures involved.
Low rotation speed.
check the voltage at the pump. Adjust voltage and/
or use cables of greater cross section.
the suction tubing is resting at the bottom of
the tank.
raise the tubing.
Increased pump noise.
cavitation occurring.
reduce suction pressure.
Irregular functioning of the bypass.
Dispense fuel until the air is purged from the
bypass system.
Air present in the diesel fuel.
Verify the suction connections.
Leakage from the body pump.
seal damaged.
check and replace the seal.
7. TROUbLESHOOTING
fig.5
fig.4
tP96.V2, tP9624.V2 Issue no: 1 - 30/04/12