� Do not refuel your pump without completely stopping engine.
Refueling during operation involves the possibility of catching
Never smoke nor make a fire around your gasoline-engine
ADJUSTMENT OF IDLING
� Idling rpm is factory adjusted by us but readjust if requires.
� Turning idling adjustment screw. Clockwise will heighten
engine speed and counterclockwise will lower engine speed.
Idling should be adjusted five
STOP OF ENGINE
1. Move the throttle lever to the slow speed position and operate
the engine for its cooling at time 2 or 3 minutes.
2. Close fuel cock.
3. Keep pressing the stop button until the engine stops completely.
The sudden stoppage of the engine during high-speed operation may
cause the engine trouble; there-fore, avoid it except for the emergency case.
MAINTENANCE
The Water Pump has a life expectancy dependent upon the quality of maintenance. It is
recommended to inspect your unit before and after operation.
� Maintenance after operation
1. After operation, remove dirt and dust entirely from engine.
2. Check engine to confirm that no fuel is leaking.
3. Check every tightened part for possible looseness.
4. When water mixed with soil and sand has been pumped, pass fresh
water through your pump to clean the internal parts of pump,
(suction and discharge pipes, etc.)
When it is extremely cold in winter, the pump may be damaged
due to freezing of water inside the pump case. After finishing
the day work makes sure to drain water inside the case and the hose.
Maintenance every 30 hours
�
and adjust spark gap. (An appropriate
0.7mm.) Plug used: L6(LD)
� Maintenance every 50 hours
1. Remove air cleaner and flush it well with gasoline.
2. After flushing air cleaner, firmly squeeze and install it.
minutes after engine start.
Remove, and clean spark plug
spark gap is 0.6 to
4
on fire.
pump.