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2-8 SERVICE DATA
Adjustment Specifications
Adjustment Specifications
FE350
Item
FE120 FE170 FE250 FE290
FE400
Idle Speed Setting
(crankshaft)
1600 rpm 1300 rpm
No-Load Maximum Speed Setting
(crankshaft)
4000 rpm
Valve Clearance:
Intake, Exhaust
Adjustment
(clearance on cold engine)
0.12 mm (0.0047 in)
unnecessary
Spark Plug Electrode Gap 0.7 ~ 0.8 mm (0.028 ~ 0.031 in)
Ignition Coil Air Gap
Standard: 0.3 mm (0.012 in)
Adjustment range: 0.25 ~ 0.4 mm (0.010 ~ 0.016 in)