Kohler KT725 Maintenance
| Engine Model: Kohler 7000 Series KT725 |
| Engine Type: 4-cycle twin-cylinder air-cooled gasoline engine |
| Total Displacement: 44.2 cu.in (725 cc) |
| Rated Engine Power: 22.0 Hp (16.4 kW) at 3600 rpm |
| Carburetor Type: Fixed main jet |
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Engine Oil Type (Summer Time) .............. SAE 10W-30
Engine Oil Type (Winter Time) .............. SAE 5W-30
Oil Classification .............. API Service SJ or higher
Oil Capacity (with Filter), L (qts) .............. 1.5 (1.6)
Air Filter Element Part Number .............. 32 083 09-S
Air Filter Pre-Cleaner Part Number .............. 32 083 10-S
Engine Oil Filter Part Number .............. 12 050 01-S
Engine Fuel Filter Part Number .............. 25 050 22-S
Main Fuel .............. Not adjustable (Factory setting)
Idle Fuel .............. Not adjustable (Factory setting)
Low Idle Speed, rpm .............. 1750±75
High Idle Speed, rpm .............. 3600±50
Spark Plug Type .............. Champion RC12YC or NGK CS6
Spark Plug Gap, mm (in) .............. 0.76 (0.030)
Module Air Gap, mm (in) .............. 0.203-0.305 (0.008-0.012)
Thread Size, mm (in) .............. 14 (0.55)
Reach, mm (in) .............. 19.1 (0.75)
Spark Plug Torque, Nm (ft-lb) .............. 24-30 (18-22)
Service Precleaner Element .............. Every 25 hours
Replace Air Cleaner Element .............. Every 100 hours
Change Engine Oil .............. Every 100 hours
Change Oil Filter .............. Every 100 hours
Clean Cooling Areas .............. Every 100 hours
Replace Fuel Filter .............. Every 100 hours
Check Carburetor Adjustment .............. Every 100 hours
Check Spark Plug Gap .............. Every 200 hours
Replace Spark Plug .............. Every 500 hours
Check and Adjust Valve Clearance .............. Every 500 hours
Cylinder Head .............. 22.6-41.0 Nm (16.7-30 ft-lb)
Rocker Arm Pivot Stud .............. 11.3 Nm (8.4 ft-lb)
Flywheel Retaining Screw .............. 74.5 Nm (55 ft-lb)
Connecting Rod Cap .............. 11.5 Nm (8.5 ft-lb)
Oil Drain Plug .............. 13.6 Nm (10 ft-lb)
Fuel Pump .............. 2.8 Nm (2.1 ft-lb)
Electric Starter Mounting Nut .............. 5.2 Nm (3.9 ft-lb)
Ignition Module .............. 6.0 Nm (4.5 ft-lb)
Muffler Retaining Nuts .............. 24.4 Nm (18 ft-lb)
Oil Pan .............. 24.4 Nm (18 ft-lb)
Oil Pump Mounting Screw .............. 9.9 Nm (7.3 ft-lb)
Carburetor Mounting Nut .............. 6.2-7.3 Nm (4.6-5.4 ft-lb)
Governor Control Lever .............. 7.0-8.5 Nm (5.2-6.3 ft-lb)
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