SERVICE INFORMATION
CS-370ES
6
1.35
0.4
1.65
1.5
a
20
40
60
80
120
140
160
180
20
100
Ign
itio
n A
ir G
ap
Ga
uge
#.0
14
= .
35m
m
P/N
91
004
91019
1-6 Special tools
1
4
5
2
6
9
10
11
13
12
14
16
3
8
a = 3 mm
a = 4 mm
7
Key
Part Number
Description
Reference
1
990511-30017
Tachometer PET-1000
Measuring engine speed
2
895612-79920
L-hex wrench (3 mm)
Removing and installing hex. socket bolts (M4)
3
895610-79920
L-hex wrench (4 mm)
Removing and installing hex. socket bolts (M5)
4
897501-03938
Puller
Removing magneto rotor
5
897505-16133
Clutch tool
Removing and assembling clutch assembly
6
91007
Compression gauge
Measuring cylinder compression
7
897702-30131
Piston pin tool
Removing and installing piston pin
8
897701-06030
Bearing wedge
Removing and crankshaft ball bearings
9
897563-19830
Metering lever gauge
Measuring metering lever height on carburetor
10
897708-19835
Worm puller
Removing auto-oiler worm
11
Y089-000010
Worm inserter
Installing auto-oiler worm : Crankshaft thread LM8x1.25
12
897726-09130
Oil seal tool
Installing oil seals
13
897800-79931
Spark tester
Checking ignition system
14
897803-30133
Pressure tester
Testing carburettor and crankcase leakage
15
91019
Limiter cap tool
Removing and installing limiter cap
16
500-500
Welch plug tool
Removing and installing welch plug tool
17
990610-00051
Loctite #515
Applying crankcase seam
18
91004
Module air gap gauge
Adjusting pole shoe air gaps
18
15
17