ECH630-ECH749, CH735, CH26, CH745
Service Manual
KohlerEngines.com 124 690 01 Rev. S
2 Safety
3 Maintenance
5 Specifi cations
23 Tools and Aids
26 Troubleshooting
31 Air Cleaner/Intake
32 Electronic Fuel Injection (EFI) System-Electronic Throttle Body (ETB) ECH
65 Electronic Fuel Injection (EFI) System-ECH WITH OXYGEN SENSOR
94 Electronic Fuel Injection (EFI) System-ECH WITHOUT OXYGEN SENSOR
115 Electronic Fuel Injection (EFI) System-Bosch
148 Lubrication System
150 Electrical System
157 Starter System
161 Disassembly/Inspection and Service
182 Reassembly
IMPORTANT: Read all safety precautions and instructions carefully before operating equipment. Refer to operating
instruction of equipment that this engine powers.
Ensure engine is stopped and level before performing any maintenance or service.
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