Echo SRM-510ES Service Manual - page 4
SERVICE INFORMATION
SRM-510ES
4
1-3 Torque limits
Descriptions Size
kgf•cm
N•m
in•lbf
Starter Starter pulley
M 8
180 - 220
18 - 22
160 - 190
system Starter case
M 5*
35 - 50
3.5 - 5
30 - 45
Ignition Magneto rotor (Flywheel)
M 10
200 - 240
20 - 24
175 - 210
system Ignition coil
M 5
60 - 100
6 - 10
50 - 90
Spark plug
M 14
130 - 170
13 - 17
115 - 150
Fan cover
M 5
50 - 90
5 - 9
45 - 80
Fuel
Carburettor insulator
M 5
40 - 55
4 - 5.5
35 - 50
system Carburettor
M 5
30 - 45
3 - 4.5
26 - 40
Fuel tank bracket
M 5
70 - 110
7 - 11
60 - 95
Fuel tank
M 5*
50 - 90
5 - 9
45 - 80
Clutch Clutch shoe
M 8
160 - 200
16 - 20
140 - 175
Engine Crankcase
M 5**
70 - 110
7 - 11
60 - 95
Cylinder
M 5**
70 - 110
7 - 11
60 - 95
Top guard
M 5*
30 - 45
3 - 4.5
26 - 40
Muffl er
M 6
110 - 150
11 - 15
95 - 130
Muffl er cover
M 5*
30 - 45
3 - 4.5
26 - 40
Muffl er stay
M 5
70 - 110
7 - 11
60 - 95
Others Blade fastening nut
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
M 10
210 - 300
21 - 30
180 - 260
LM: Left hand thread.
* 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 Gear
case
Rewind
spring
Lithium based grease or ECHO XTended Protection
TM
Starter center post
Lubricant
Oil
Oil seal inner lips
Two-stroke engine oil or engine oil (SAE#30)
Drive
shaft
Thread locking sealant Starter case
Muffl er cover
Loctite #242, ThreeBond #1324 or equivalent
Fuel
tank
Top
guard