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5. Maintenance
1) MAINTENANCE CHART
Items
Leakage,
Damage/Crack
Idling Speed
Air-cleaner
Spark Plug(gap)
Cylinder(barrel)
Piston, Ring
Muffler & Bolt
Bearings
Crank Shaft
2) SPECIFICATIONS AND TECHNICAL DATA
Items
Bore x Stroke
Displacement
Effective Compression Ratio
Carburetor
Starting
Ignition
Spark Plug
Clutch Engagement Speed
No load max Speed
Idling Speed
Max. Power
Max. Torque
Fuel Consumption
Carburetor
Standard setting
Action
Check
Check/Adjust
Check/Cleaning
Check/Adjust
Check/Cleaning
Check/Cleaning
Check/Cleaning
Check/Cleaning
Check/Alignment
Unit
mm
cm
Type
Venture(mm)
Type
Timing
Standard
Option(For Race)
rpm
rpm
rpm
kW/rpm
N.m/rpm
g/kW·h
H
L
Before
Every
Use
25 hours
Specifications
32 x 28
3
22.5
8.8
Walbro WT
ø12.7
Recoil Starter
TCI
BTC 30°/8000rpm
CMR7H
CR8HVX
with Terminal Nut
6000
19500
4000
2.10/14000
1.72/10000
680 (500g/ps·h)
1 3/8 ± 1/4
1 1/4 ± 1/4
Every
100 hours
Note
Replace if necessary
Remarks
NGK
NGK
Without Air Cleaner
and Muffler
↑
↑
↑
↑
↑
↑
↑
↑
5
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