Kohler Engines Command 12.5HP CV12.5 Vertical Crankshaft Gasoline Engine Service Manual 40547700 English
Brands: Kohler Engines
Equipment Type: Gasoline Engine
Manuals Type: Service Manual
Machine Model & Serial Number: Command 12.5 HP (Model CV12.5)
Region: N/R
Book Code: 40547700 (Form No. TP-2339)
Issued: 3/89 Kohler Co.
Language: English
Pages: 128
File Format: Portable Document Format (PDF)
Remark: Definitive 128-page factory service manual for the Kohler Command CV12.5 engine. Nuclear Level Info: Contains complete internal engine overhaul and reconditioning procedures. Covers exhaustive details for cylinder bore resizing/honing, crankshaft journal grinding, and valve guide reconditioning. Features full teardown and reassembly sequences, specialized tool lists, and precision torque specifications for both metric and English fasteners.
Table of contents
- SECTION 1 - GENERAL INFORMATION
- Safety Precautions and Identification Numbers
- Oil and Fuel Recommendations
- Periodic Maintenance Schedule and Storage
- Typical Engine Dimensions and Power/Torque/Fuel Data
- Torque Specifications and Tolerances (Metric & English)
- General Specifications and Clearance Data
- SECTION 2 - SPECIAL TOOLS
- Special Service Tool Kits (KO-3211-A thru KO-3215)
- Engine Analysis Kit KO 25 800 01
- Ignition System Tester and RTV Silicone Dispenser
- SECTION 3 - TROUBLESHOOTING
- Troubleshooting Guide (Starting, Running, Power Loss)
- External Engine Inspection and Cleaning
- Crankcase Vacuum and Compression Tests
- SECTION 4 - AIR CLEANER & AIR INTAKE SYSTEM
- Precleaner and Paper Element Service
- Disassembly and Reassembly of Air Cleaner Base
- SECTION 5 - FUEL SYSTEM AND GOVERNOR
- Fuel System Operation and Troubleshooting
- Mechanical Fuel Pump Removal and Installation
- Fixed Main Jet Carburetor Troubleshooting and Adjustment
- Carburetor Overhaul (Welch Plug, Jet, and Shaft Service)
- Mechanical Flyweight Governor Operation and Adjustment
- SECTION 6 - LUBRICATION SYSTEM
- Oil Level Check and Oil Filter Replacement
- Full Pressure Lubrication System Operation
- Gerotor Oil Pump and Pressure Relief Valve Service
- Oil Sentry™ Pressure Monitor Installation and Testing
- SECTION 7 - RETRACTABLE STARTER
- Removal, Installation, and Rope Replacement
- Pawls (Dogs) Replacement and Complete Disassembly
- SECTION 8 - ELECTRICAL SYSTEM AND COMPONENTS
- Spark Plug Inspection and Service
- Electronic Magneto Ignition System Operation and Testing
- 15 Amp Battery Charging System and Wiring Diagrams
- Electric Starter Service (Bendix and Solenoid Shift)
- SECTION 9 - DISASSEMBLY
- Typical Disassembly Sequence (Steps 1 thru 27)
- SECTION 10 - INTERNAL COMPONENTS
- Automatic Compression Release (ACR) Operation
- Camshaft, Crankshaft, and Connecting Rod Inspection
- Crankcase Reconditioning, Boring, and Honing
- Cylinder Head and Valve Reconditioning (Lapping, Valve Guides)
- Piston Ring End Gap and Side Clearance Measurements
- SECTION 11 - REASSEMBLY
- Typical Reassembly Sequence
- Aligning Timing Marks (Crankgear, Balance Shaft, Camgear)
- Determining Camshaft End Play
- Sealant Patterns and Fastener Torque Patterns
Professional Rebuilding
This manual covers the operation, inspection, and repair/reconditioning of major internal engine components. Make sure the engine is assembled using all specified torque values, tightening sequences, and clearances. Failure to observe specifications could cause severe engine wear or damage. Always use new gaskets during reassembly.