C O N N E C T W I T H C O N F I D E N C E
™
12
TROUBLESHOOTING GUIDE:
1.
GAS ENGINE WILL NOT START.
a. Verify that there is no external damage to the engine.
b. Verify that engine has the manufacturer’s recommended amount and grade of oil in the engine.
c. Verify that the engine gas tank has been filled with a minimum of 87 octane unleaded gasoline. Verify that the
gasoline is fresh and clean.
d. Verify that the spark plug wires are properly connected to the spark plugs.
e. Verify that the battery cables are tight and properly connected to both the battery and engine.
f. Verify that the battery is fully charged and in good condition.
g. Review starting procedures and/or trouble-shooting guide in engine owners manual.
h. Contact the engine manufacturer for warranty assistance and repair information.
Honda
®
:
800-426-7701 | www.honda.com
Briggs and Stratton
®
:
414-259-5262 | www.briggsandstratton.com
2.
PUMP WILL NOT PRIME.
a. Verify that the pump is filled with fluid prior to start up via the fill hole located on the top of the pump.
b. Verify that the fluid is not being lifted more than 25 vertical feet.
c. Verify that there are no kinks in the suction line.
d. Verify that the pump inlet or suction line is not clogged.
e. Verify that the suction line does not have any vacuum leaks at any of the connections.
f. Verify that the pump is operating at a minimum of 3450 RPM for lifting and self-priming applications. Banjo pump will
not prime while operating below 1750 RPM.
g. Verify correct pump rotation if an electric motor or hydraulic motor is being used. A counter clockwise rotation
(right hand rotation) is required from the motor.
3.
PUMP LOOSES PRIME DURING OPERATION.
a. See 2B above.
b. See 2C above.
c. Verify that the pump inlet or suction line is not clogged.
d. Verify that the suction line does not have any vacuum leaks at any of the connections.
e. Verify that the pump is operating at a minimum of 3450 RPM for lifting and self-priming applications.
Banjo pump will not prime while operating below 1750 RPM.
4.
ENGINE RUNS BUT PUMP DOES NOT TRANSFER LIQUID.
a. Verify that the pump is operating at a minimum of 1750 RPM. Banjo pumps may not operate below this RPM.
b. Verify correct pump rotation if an electric motor or hydraulic motor is being used. A counter clockwise rotation
(right hand rotation) is required from the motor.
c. Verify that the impeller is secured to the engine shaft with a shaft key, the adapter shaft is secured to the engine shaft with a
shaft key, and the shaft clamp is tight. This verification can be done by turning the impeller (via the impeller bolt) by using a ½″
socket attached to a 6″ extension. If the impeller turns without spinning the drive unit, replace shaft keys and tighten shaft clamp,
making sure to use the spacer tool for proper impeller-diffuser spacing.
d. Verify that the customer does not have any kinks in the suction or discharge lines.
e. Verify that the pump inlet, outlet, suction line, or discharge line is not (partially) blocked.
f. Verify all plumbing system valves are open.
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