SERVICE INFORMATION
GT-222ES, SRM-222ES
F226S, T226S, C226S
4
1-3 Torque limits
Descriptions
Size kgf • cm
N•m
in•lbf
Starter Starter pawl assembly
M 8
80 - 100
8 - 10
70 - 90
system
Starter case
M 4*
30 - 45
3 - 4.5
25 - 40
Ignition Flywheel
M 8
160 - 200
16 - 20
140 - 175
system
Ignition coil
M 4
35 - 50
3.5 - 5
30 - 44
Fan cover
M 5
30 - 45
3 - 4.5
25 - 40
Spark plug
M 14
130 - 170
13 - 17
112 - 150
Fuel
Carburettor
M 5
30 - 45
3 - 4.5
25 - 40
system
Intake insulator
M 5*
35 - 45
3.5 - 4.5
30 - 40
Fuel tank with stand
M 5*
40 - 60
4 - 6
35 - 55
Cylinder cover
Fan cover side M 5
25 - 45
2.5 - 4.5
22 - 40
Recoil
side
†
M 5
30 - 40
3 - 4
25 - 32
Engine Crankcase
M 5
70 - 110
7 - 11
60 - 95
Cylinder
M 5
70 - 110
7 - 11
60 - 95
Muf
fl
er
M 5*
90 - 110
9 - 11
80 - 95
Exhaust guide
M 4
15 - 30
1.5 - 3
13 - 25
Muf
fl
er cover Fan cover side M 5*
30 - 40
3 - 4
25 - 32
Recoil
side
†
M 5*
25 - 45
2.5 - 4.5
22 - 40
Other
Cutter fastener
LM 10
280 - 320
28 - 32
245 - 280
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
LM: Left-hand thread.
†
Tapping screw
* Apply thread locking sealant. (See below)
** The torque differences among four bolts should not exceed 20 kgf•cm (2N•m, 17in•lbf) on one cylinder or crankcase
1-4 Special repairing materials
Material
Location
Remarks
Grease Drive
shaft
Gear
case
Rewind
spring
Lithium based grease or ECHO XTended Protection
TM
Starter centre post
Lubricant
Oil seal inner lips
Thread locking
Starter case
sealant Muf
fl
er
Muf
fl
er cover
Loctite #242, ThreeBond #1324 or equivalent
Fuel
tank
Intake insulator
Loctite #675
