Special Tools - Yamabiko ECHO PB-2520 Service Manual

6

1-6 Special tools

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6
11
16 17
18
Key Part Number
1 PET304 Tachometer PET-304
2 X602-000340 Torx wrench (T27)
3 91020 Limiter plug tool
4 10001-418430 Washer
5 Y089-000111 Puller
6 897701-02830 Bearing wedge
7 897701-14732 Bearing tool
8 897702-30131 Piston pin tool
9 91004 Module air gap gauge
10 897712-04630 2-pin wrench
11 A131-000150 Pressure connector
12 897726-21430 Oil seal tool
13 897800-79931 Spark tester
14 897803-30133 Pressure tester
15 91037 Compression gauge
16 91041 Pressure rubber plug
17 897826-16131 Pressure rubber plug
18 897827-16131 Pressure plate
19 91149 Pressure / vacuum tester
20 Y089-000094 Carburetor adjustment tool Adjusting carburetor
21 897719-02830 Piston holder
SERVICE INFORMATION
2 3
7 8
12 13
19
20
Description
4
0
0 2
9 1
9
14
21
Measuring engine speed to adjust carburetor
Removing and installing bolt
Removing and installing limiter plug
Installing crankcase oil seals
Removing magneto rotor
Removing ball bearings on cankshaft
Removing and installing ball bearings on crankcase
Removing and installing piston pin (Use 8mm dia. adapter)
Adjusting pole shoe air gaps
Removing and installing pawl carrier
Testing crankcase and cylinder leakage
Installing crankcase oil seals
Checking ignition system
Testing carburetor and crankcase leakages
Measuring cylinder compression
Plugging exhaust port to test crankcase / cylinder leakages
Plugging intake port to test crankcase / cylinder leakages
Plugging intake port to test crankcase / cylinder leakages
Testing crankcase / cylinder leakages
Making piston steady to remove and install piston/ring
5
10
15
Reference
PB-2520
EB252