SERVICE INFORMATION
CS-3700ES
CS-4200ES
4
1-3 Torque limits
Descriptions
Size
kgf•cm
N•m
in•lbf
Starter
Starter pawl
M 5*
40 - 60
4 - 6
35 - 50
system
Starter case
M 4
10 - 20
1 - 2
9 - 18
Ignition Magneto rotor (Flywheel)
M 8
200 - 240
20 - 24
175 - 210
system
Ignition coil
M 5
50 - 75
5.0 - 7.5
45 - 65
Spark plug
M 14
150 - 170
15 - 17
130 - 150
Fuel
Carburettor
M 5
25 - 35
2.5 - 3.5
22 - 30
system
Intake bellows
M 5
30 - 45
3.0 - 4.5
26 - 40
Clutch
Clutch hub
LM 10
300 - 400
30 - 40
260 - 350
Engine Crankcase
M 5*
†
70 - 110
7 - 11
60 - 95
Engine mount
M 5
70 - 110
7 - 11
60 - 95
Muffler
M 5
70 - 100
7 - 10
60 - 90
Others
Auto-oiler
M 4
15 - 25
1.5 - 2.5
13 - 22
Front handle
M 5**
45 - 65
4.5 - 6.5
40 - 55
Cushion
Front
M 5
30 - 40
3 - 4
26 - 35
Rear
M 4
35 - 50
3.5 - 5
30 - 45
Brake lever (Hand guard)
M 5
25 - 45
2.5 - 4.5
22 - 40
Chain catcher
M 5**
20 - 40
2 - 4
18 - 35
Guide bar
M 8
200 - 230
20 - 23
175 - 200
Regular bolt, nut, and screw
M 3
6 - 10
0.6 - 1
5 - 9
M 4
15 - 25
1.5 - 2.5
13 - 22
M 5
25 - 45
2.5 - 4.5
22 - 40
M 6
45 - 75
4.5 - 7.5
40 - 65
1-4 Special repairing materials
Material
Location
Remarks
Adhesive
Ball bearing outer / crankcase
Loctite #675 or equivalent
Cushion (Small : 4pcs)
Loctite #424 or equivalent
Liquid gasket
Crankcase seams
Loctite #515 or equivalent
Thread locking sealant
Starter pawl screws
Loctite #242, ThreeBond 1324 or equivalent
Grease
Auto-oiler worm
Clutch needle bearing
Rear handle cushion
Lithium based grease
Rewind spring
Starter center shaft
Chain brake (metal contact part)
Molybdenum grease (approx. 1 gram)
LM: Left-hand thread *Apply thread locking sealant (See below) ** Tapping screw
†
The torque differences among four bolts should not exceed 20 kgf• cm (2N• m, 17in• lbf) on one cylinder or
crankcase.
