Troubleshooting
CAUTION: Do not disassemble this pump without the manufacturer's permission. The warranty does not cover unauthorized disassembly.
If the remedial actions in this table do not eliminate the faults or the faults encountered are unmentioned in this table, please contact
Customer Service.
Problem
The engine experiences difficulty starting
up, does not start up, or does not produce
sufficient power.
The pump is either not pumping water or
there is not enough pressure when running.
Probable Cause
Fuel is insufficient.
On/off switch is not turned on.
Choke is not closed.
Too much carbon deposit in spark plug.
Gap of spark plug is not correct.
Spark plug is damaged.
Use engine oil of poor quality or engine oil
deteriorates.
Overload or overheat.
Engine oil is insufficient.
There is blockage in the filter.
There is inadequate priming in the pump.
Blockage, drop-out, leakage of water pipe,
or too long or insufficient diameter of the
pipe.
Water suction does not sink into water.
Water suction pipe joint leaks.
The installation height of the water pump is
too high.
12
Resolution
Refill recommended fuel.
On/off switch is turned to "On" position.
Close the choke.
Eliminate carbon deposit.
Adjust gap of spark plug to specified range.
Replace spark plug.
Replace engine oil.
Check operating status.
Add appropriate volume of engine oil.
Remove the blockage.
Unscrew the water filling plug and fill with
clean water.
Check the water pipe.
Adjust the position of water suction, so that
it is completely submerged in water.
Check water pipe joint.
Decrease the installation height of the water
pump.