Service Manual

TABLE OF CONTENTS
. GENERAL INFORMATION 1-1
Safety Instructions ................................................................................ 1-1
Model and Serial Numbers ................................... .,. ................................... 1-2
Engine Specifications
............................................................................. 1-5
Fastener Torque Specifications ................................................................... 1-5
Special Tools ...................................................................................... 1-6
II.> MAINTENANCE .............................................................................. 11-1
TOPIC PAGE E
1 ....................................................................
Maintenance ....................................................................................... 1-2
Two-cycle Engine Theory and Operation
.......................................................... 1-2
Carburetor Theory and Operation
................................................................. 1-4
Air Cleaner
.......................................................................................
11-1
Spark Plug .......................................................................................
11-1
Exhaust System ..................................................................................
11-1
Decarboning Cylinder Head ...................................................................... 11-2
Ignition Timing (Model 47PZ2 Only)
.............................................................. 11-2
Ignition Timing (Dial Indicator)
11-3
Contact Points and Condenser (Model 47PZ2 Only) .............................................. 11-3
Ignition Coil (Model 47P22 Only) ................................................................. 11-3
Governor Operation .............................................................................. 11-5
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Ignition Coil (Models 47PD3.47PE4. 47PF5) ..................
.................................. 11-4
Governor
..................................................................
...................... 11-4
Fuel Tank
11-5
Carburetor ....................................................................................... 11-6
Storage 11-6
111 . TROUBLESHOOTING AND TEST PROCEDURES 111-1
Spark Intensity .................................................................................. 111-1
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Preliminary Troubleshooting ..................................................................... 111-1
Engine Brake and Ignition Switch ................................................................ 111-1
BBC Applications ................................................................................ 111-2
Fuel Tank
.....................................................
.................................. 111-2
Testing Compression
............................................................................
111-2
Crankcase
111-3
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Engine Troubleshooting Chart ................................................................... 111-4
IV . ENGINE REMOVAL, DISASSEMBLY, ASSEMBLY AND REPAIR INSTRUCTIONS ........ 1v-1
Engine Disassembly and Repair ................................................................ 1v-1
Recoil Starter Repair ............................................................................ 1v-1
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Engine Removal 1v-1
Carburetor Repair 1v-2
Service Data Specifications ...................................................................... 1v-4
Maintenance Record 1v-6
Maintenance Record 1v-7
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