Kohler 20CCOZ Service Manual

TP-5606 6/021-2 Specifications
Engine
Some general engine specifications are listed below. Refer to the appropriate service section and the engine service
manual for specific service details.
15 kW Model 20 kW Model
Manufacturer Yanmar.......................................................
Model 4TN84E-RK 4TN84TE-TK..................................... ..............................
Type Water-cooled, 4-cycle diesel engine..................................................
Number Cylinders 4.....................................................
Firing Order 1-3-4-2 1-3-4-2................................. ...................................
Compression Ratio 17.79:1 16.99:1........................... ...................................
Displacement cu. in. (cm
3
) 116 (1910)..........................................
Rated Horsepower (60 Hz) 27.4 36.3..................... ......................................
RPM (60 Hz) 1800.........................................................
Bore in. (mm) 3.307 (84).....................................................
Stroke in. (mm) 3.386 (86)....................................................
Combustion System Direct Injection.............................................
Valve Clearance in. (mm)
Intake 0.0079 (0.2).......................................................
Exhaust 0.0079 (0.2)......................................................
Cylinder Block Material Cast Iron..............................................
Cylinder Head Tightening Torque ft. lbs. (Nm)
Step 1: 25.23--31.1 (3.5--4.3)..................................................
Step 2: 54.23--61.46 (7.5--8.5).................................................
Cylinder Head Material Cast Iron..............................................
Connecting Rod Forged Carbon Steel...............................................
Piston Rings 2 Compression/1 Oil..................................................
Main Bearings, Number and Type 4, Replaceable Sleeves...............................
Governor Mechanical.........................................................
Lubrication System Full Pressure...............................................
Oil Capacity (with filter) qts. (L) 6.1 (5.8).......................................
OilType(API) CCorCD......................................................
Oil Pressure psi (kPa) 42.66--56.88 (294--392).........................................
Fuel Recommendation Diesel--ASTM D975 No. 2-D (Cetane No. > 45).............................
Aspiration Natural Aspiration Turbocharged.............................. ............................
Fuel Injection Pump Yanmar YPES...............................................
Battery Voltage 12........................................................
Battery Ground Negative.....................................................
Battery Recommendation (min.) 625 Cold Cranking Amps 100 Amp Hr..........................
Starter Motor Bendix Automotive Type...............................................
Cooling System Capacity qts. (L)
Remote Radiator (Engine Water Jacket) 2.85 (2.7)...........................
In-lineRadiator 4qts.16oz.(4.26L)...........................................
Timing 16_ ± 1_ 12_ ± 1_..................................... ................................
Air Cleaner Dry Paper Element....................................................

Kohler 20CCOZ Specifications

General

Brand	Kohler
Model	20CCOZ
Category	Inverter
Language	English