Model:
Command Pro CH740 engine
Product Line:
Kohler Command Pro twin-cylinder series
Engine Displacement Class:
Approx. 725 cc (44 cu in) horizontal-shaft V-twin
Production Years Covered:
CH740 production era; manual applies across the CH740 production run
Target Audience:
Professional technicians, small-engine repair shops, and DIY owners servicing Kohler CH740 Command Pro engines in zero-turn mowers and commercial equipment
Primary Use:
Complete overhaul, repair, troubleshooting, and scheduled maintenance
Factory-Level Content:
Procedures and specifications written to OEM workshop standard
Convenience:
Searchable digital PDF with instant download access
Cost Advantage:
Covers the full engine without subscription or per-repair fees
Coverage:
Disassembly, inspection, reassembly, specifications, diagnostics
Usability:
Open on computer, tablet, or phone; print only needed pages
Coverage Areas:
General information, maintenance, troubleshooting, fuel and ignition systems, lubrication, electrical, and complete engine overhaul
Manual Type:
Workshop service repair manual
Delivery:
Instant download
Page Count:
N/A - page count not specified for this digital edition
General Information:
Safety warnings, identification, and reference data
Maintenance Schedules:
Periodic service intervals and procedures
Troubleshooting:
Symptom-based diagnostic charts and electrical diagnostics
Fuel System:
Carburetor service, fuel pump, and governor adjustments
Ignition System:
Ignition module testing, timing, and spark plug service
Lubrication System:
Oil system specifications, pump, and filtration service
Electrical System:
Charging, starter, and wiring diagnostics
Cylinder Heads:
Removal, inspection, valve service, and installation
Valve Train:
Valve clearance checks and adjustments
Pistons and Crankshaft:
Disassembly, measurement, wear limits, and reassembly
Crankshaft Balance and Bearings:
Inspection and bearing service
Complete Engine Overhaul:
Full disassembly, inspection, rebuild, and reassembly
Component Removal and Installation:
Step-by-step procedures for all major components
Torque Specifications:
Fastener torque values throughout
Technical Depth:
Factory-level detail including clearances, wear limits, and special tool references
Parts Information:
Exploded views and part identification as used in factory documentation
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Type:
Kohler Command Pro CH740, air-cooled, 4-cycle, V-twin, horizontal shaft
Displacement:
Approx. 725 cc (44 cu in)
Bore x Stroke:
Approx. 3.27 in x 2.64 in (83 mm x 67 mm)
Power Output:
Rated in the 25 hp class (application-dependent)
Cooling:
Forced air cooling
Lubrication:
Full-pressure lubrication with full-flow filter
Fuel System:
Carburetor, fixed-jet type
Ignition:
Solid-state electronic ignition
Fuel Grade:
Unleaded gasoline, 87 octane or higher
Standard Transmission:
N/A - engine manual; the CH740 is a power source, drive is installed equipment
Optional Transmission:
N/A - determined by the host equipment (mower/tractor), not the engine
PTO / Output Features:
Crankshaft PTO output; governor-controlled throttle for varying equipment drivelines
Engine Oil:
Change initially after first hours, then per season or hourly interval per manual schedule
Oil Filter:
Replace with each oil change
Air Filter:
Inspect regularly; replace when dirty or per interval
Spark Plugs:
Inspect and set gap; replace per season or interval
Valve Clearance:
Check and adjust per maintenance schedule
Fuel System:
Inspect lines and carburetor; clean as required
Cooling Fins:
Clean debris from cooling fins and air intake screen regularly
Oil Specification:
SAE 10W-30 oil, API service class SF or higher (10W-40 also acceptable per temperature chart)
Oil Capacity:
Approx. 2 quarts (1.9 L) with filter; verify against manual specs
Common Wear Items:
Spark plugs, air/oil filters, carburetor jets, head gaskets, starter components, valve clearance drift
Manufacturer:
Kohler Co., founded 1873 in Kohler, Wisconsin; engine division a leading producer of small engines for commercial and consumer equipment
Model Evolution:
Command Pro series evolved from the earlier Command engine line, adding pressure lubrication, full-flow filtration, and improved commercial durability
Production Location:
Kohler engine manufacturing, primarily United States (Wisconsin/Mississippi plants)
Applications:
Zero-turn mowers, commercial turf equipment, and industrial machinery
