SERVICE INFORMATION
GT-220ES
SRM-220ES
4
1-3 Torque limits
Descriptions Size
kgf•cm
N•m
in•lbf
Starter Starter
case
M 4
14 - 28
1.4 - 2.8
12 - 24
system
Ignition Ignition coil
M 4
30 - 50
3 - 5
26 - 45
system Fan cover
M 4**
14 - 28
1.4 - 2.8
12 - 24
Spark plug
M 14
150 - 170
15 - 17
130 - 150
Ground lead terminal
M 4**
20 - 40
2 - 4
18 - 35
Fuel
Intake insulator
M 5**
25 - 40
2.5 - 4
22 - 35
system Carburettor
M 5
30 - 40
3 - 4
26 - 35
Throttle cable nut
M 6
25 - 35
2.5 - 3.5
22 - 30
Fuel tank
M 5**
30 - 45
3.0 - 4.5
26 - 40
Clutch Clutch hub
M 8
120 - 160
12 - 16
100 - 140
Engine Crankcase
M
5
†
70 - 100
7 - 10
60 - 90
Cylinder
M
5
†
70 - 100
7 - 10
60 - 90
Cylinder cover
M 4
14 - 28
1.4 - 2.8
12 - 24
Muf
fl
er
M 5
60 - 100
6 - 10
52 - 85
Top guard
M 5*
15 - 25
1.5 - 2.5
13 - 22
Others Trigger holder assembly
M 5
35 - 55
3.3 - 5.5
30 - 48
Trigger holder assembly band
M 5
20 - 40
2 - 4
18 - 35
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
M 8
110 - 150
11 - 15
95 - 130
M 10
210 - 300
21 - 30
180 - 260
*Tapping screw ** Apply thread locking sealant. (See below)
†
The torque differences among bolts should not exceed 20 kgf• cm (2N•m, 17in•lbf) on one cylinder or
crankcase.
1-4 Special repairing materials
Material
Location
Remarks
Thread locking sealant Fan cover
Intake
insulator
Ground lead terminal
ThreeBond 1342 or equivalent
Fuel
tank
Grease Gear
case
Rewind spring
Lithium based grease
Starter center post
