Kohler CH680 Service Manual

CH18-CH25, CH620-CH730, CH740, CH750
Service Manual
2 Safety
3 Maintenance
5 Specifi cations
15 Tools and Aids
18 Troubleshooting
23 Air Cleaner/Intake
24 Fuel System
40 Governor System
58 Lubrication System
60 Electrical System
79 Starter System
88 Clutch
90 Disassembly/Inspection and Service
107 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.
124 690 06 Rev. P KohlerEngines.com

Kohler CH680 Specifications

General

Displacement	674 cc
Compression Ratio	8.5:1
Fuel System	Carburetor
Ignition System	Electronic
Cooling System	Air-cooled
Starter	Electric
Engine Type	4-cycle, overhead valve (OHV)
Oil Capacity	1.9 L (2.0 U.S. qt)
Lubrication	Full Pressure
Power	22 hp (16.4 kW) at 3600 rpm