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Daily and Regular Inspection
WARNING! Daily and regular inspection is important to
ensure safe, proper and long-term operation of the
engine. Refer to the inspection table when conducting
inspections and maintenance and follow the
recommended time intervals.
* Only after the first time
Noted: Item marked with a
and tools, and must only be done by a qualified
technician.
If the engine still does not start in spite of the mentioned
inspections, have it serviced by an authorized service
center.
Electrical Diagram (Fig.15)
Water Pump Troubleshooting Guide
Malfunction
The pump is incapable of pumping
INSPECTION & TROUBLESHOOTING
require advanced skill
Speed of the engine is too low
The pump has exceed its capacity
The seal was abrased and there is an air
Item
Time
Inspection and tightening of
bolt and nut at each place
Engine oil level check and
supply
Change of engine oil
Check for fuel and oil leaks
Check and cleaning the air
cleaner
Check and cleaning of spark
plug
Check and cleaning of fuel
strainer
Remove of carbon in
combustion chamber
Check and adjustment of
valve clearance
Replace the fuel lines
Cause
Not enough water
Inlet pipe leakage
The filter net is obstructed
leak
Every
Every 20
Every 50
Operation
hours
*
2 years (or when necessary)
Figure 16
Remedy
Pour water into the pump
Check inlet hose and hose connector
Change hose or tighten the clamp screw
Increase speed with throttle lever
Check it and clean it
Check the position of water pump
Change the machinery seal set
Every 100
hours
hours
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