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From inside (document excerpt):
2-CYCLE GTS 120 ENGINE SERVICE MANUAL Table of Contents Page 1 of 1 PREFACE I. GENERAL INFORMATION SAFETY INSTRUCTIONS MAINTENANCE MODEL AND SERIAL NUMBERS TWO-CYCLE ENGINE THEORY AND OPERATION CARBURETOR THEORY AND OPERATION SPECIAL TOOLS LIST II. MAINTENANCE AIR CLEANER SPARK PLUG EXHAUST SYSTEM DECARBONING CYLINDER HEAD IGNITION TIMING (MODEL 47PZ2 ONLY) IGNITION TIMING (DIAL INDICATOR) CONTACT POINTS AND CONDENSER MODEL47PZ2 ONLY IGNITION COIL GOVERNOR GOVERNOR OPERATION FUEL TANK CARBURETOR STORAGE III.
Lawn Mower User Manual Free Download. Walk Behind Mowers Operator’s Manual. Power Mower Free Instruction Manual Download PDF.
TROUBLESHOOTING AND TEST PROCEDURES PRELIMINARY TROUBLESHOOTING ENGINE BRAKE AND IGNITION SWITCH BBC APPLICATIONS FUEL TANK TESTING COMPRESSION CRANKCASE ENGINE TROUBLESHOOTING CHART IV. ENGINE REMOVAL, DISASSEMBLY, ASSEMBLY AND REPAIR INSTRUCTIONS ENGINE REMOVAL ENGINE DISASSEMBLY AND REPAIR RECOIL STARTER REPAIR CARBURETOR REPAIR ENGINE ASSEMBLY AND REPAIR SERVICE DATA SPECIFICATIONS PREFACE This service manual was written expressly forTORO Two-Cycle Rotary Mowers. All units with the model number 47P22,47PD3,47PE4, and 47PF5 engines have been taken into consideration. effort to make this service manual a useful The Toro Company has made every tool for the service and maintenance of your TORO Rotary Mower Engine. To assure proper and effective performance, you are urged to read this manual carefully. The purpose of this manual is to provide the Service Dealerwith working guidelines of maintenance, troubleshooting, test, and overhaul procedures. The Toro Company reservesthe right to change product specifications or this manual without notice. The Toro Company Service Department The Toro Company i 1986 U.S.A. M I N N E A P O L I S , MN 55420 TABLE OF CONTENTS TOPIC PAGE E 1 GENERAL INFORMATION 1-1 Safety Instructions 1-1 Maintenance . 1-2 Model and Serial Numbers . ., 1-2 Two-cycle Engine Theory and Operation 1-2 Carburetor Theory and Operation . 1-4 Engine Specifications . 1-5 Fastener Torque Specifications . 1-5 Special Tools 1-6 II.> MAINTENANCE 11-1 Air Cleaner . 11-1 Spark Plug . 11-1 Exhaust System 11-1 Decarboning Cylinder Head 11-2 11-2 Ignition Timing (Model 47PZ2 Only) Ignition Timing (Dial Indicator) 113 Contact Points and Condenser (Model 47PZ2 Only) 113 Ignition Coil (Model 47P22Only) . 113 11-4 Ignition Coil(Models 47PD3.47PE4. 47PF5) 11-4 Governor Governor Operation 115 115 Fuel Tank Carburetor . 116 Storage . 116 111.TROUBLESHOOTING AND TEST PROCEDURES 111-1 Preliminary Troubleshooting . 111-1 Spark Intensity 111-1 Engine Brake and Ignition Switch 111-1 BBC Applications 111-2 111-2 Fuel Tank . 111-2 Testing Compression 1 13 1Crankcase . Engine Troubleshooting Chart . 111-4 IV. ENGINE REMOVAL, DISASSEMBLY, ASSEMBLY AND REPAIR INSTRUCTIONS 1v-1 . Engine Removal 1v-1 Engine Disassembly and Repair 1v-1 Recoil Starter Repair 1v-1 . Carburetor Repair 1v-2 Service Data Specifications 1v-4 Maintenance Record 1v-6 Maintenance Record 1v-7. SAFETY INSTRUCTIONS Your rotary mower at the time of its manufacture, meets the blade safety requirements of the Consumer Product Safety Commissions Safety Standard for Walk Behind Power Lawn Mowers. A representative sample was tested verified by and an independent laboratory for compliance with the B71.1-1980 Specifications of the American National Standards Institute. However, improper use or maintenance by the operator or owner can still result in injury. To reduce the potential for injury follow these safety instructions. This machine is equipped with abladebrake which is designed to stop the blade within 3 seconds when the control lever is released. Check to be sure the control and brake function correctly before each use of the mower. Repair any defective or damaged safety components before operation commenced. is To further reduce the possibility of injury, always stop the engine before leaving the operator’s position. 6. Wear long pants and substantial shoes. Do not operatemower wearing the while sandals, tennis shoes,sneakersorshorts. Do not wear loose fitting clothingthat could get caught in moving parts. cut, 7. If long grass will be setthe height-of-cut in the highest position. After mowing, reinspect the area and remove all debris. Then lower the height-of-cut and mow the grass again. 8. Since gasoline is highly flammable, handle it carefully A. Use an approved gasoline container. B. Do not fill the fuel tank when the engine is hot or running. C. Do not smoke while handling gasoline. D. Fill the fuel tank outdoors and up to about one-half inch from the top of the tank, not the filler neck. E. Wipe up any spilled gasoline. While Operating 9. Cutting the grass with a rotary mower demands attention.
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