Fig. 4
2. Turn the fuel valve to the “OFF” position
7. SPECIFICATIONS
Engine type 4-stroke, overhead valve, single cylinder
Displacement[Bore x Stroke] 173cc 70*45mm
Max. torque 10N.m at 2,800rpm
Cooling system Forced air
Lubrication systems Forced splash
Ignition system TCI
PTO shaft rotation Counter clockwise
8. TUNEUP SPECIFICATIONS
ITEM
MAINTENANCE
Spark plug gap 0.028-0.031 in
Refer to page 12.
Valve clearance (cold)
IN:0.06±0.02mm
EX:0.08±0.02mm
See your authorized dealer
Other specifications
No other adjustments needed
9. SERVICING YOUR ENGINE
9.1 THE IMPORTANCE OF MAINTENANCE
Good maintenance is essential for safe, economical and trouble-free operation. It will also help reduce
pollution.
WARNING: Improper maintenance, or failure to correct a problem before operation, can cause a
malfunction in which you can be seriously hurt or killed. Always follow the inspection and maintenance
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