Kohler Command PRO CH440 Service Manual

1.16
Section 1
Safety and General Information
Flywheel
Flywheel Retaining Nut Torque
1
CH270 ........................................................................................................ 74 N·m (655 in. lb.)
CH395,CH440 ........................................................................................... 113 N·m (1000 in. lb.)
Fuel Tank
Fuel Tank Mounting Nut Torque .................................................................. 24 N·m (212 in. lb.)
Fuel Tank Mounting Screw Torque .............................................................. 24 N·m (212 in. lb.)
Fuel Tank Inlet Fi ing Torque ....................................................................... 1.5 N·m (13 in. lb.)
Governor
Governor Cross Sha -to-Crankcase Running Clearance .......................... 0.020/0.069 mm (0.0008/0.0027 in.)
Governor Cross Sha O.D.
New
CH270 ................................................................................................. 5.955/5.980 mm (0.2344/0.2354 in.)
CH395,CH440 .................................................................................... 7.955/7.980 mm (0.3132/0.3142 in.)
Max. Wear Limit
CH270 ................................................................................................. 5.942 mm (0.2339 in.)
CH395,CH440 .................................................................................... 7.900 mm (0.3110 in.)
Governor Gear Sha -to-Governor Gear Running Clearance ................... 0.022/0.134 mm (0.0009/0.0053 in.)
Governor Gear Sha O.D.
New ............................................................................................................ 6.016/6.028 mm (0.2368/0.2373 in.)
Max. Wear Limit ....................................................................................... 6.003 mm (0.2363 in.)
Governor Lever Nut Torque .......................................................................... 12 N·m (106 in. lb.)
Thro le Control Lever Nut Torque .............................................................. 9 N·m (80 in. lb.)
Ignition
Spark Plug Type (Champion
®
or Equivalent) ............................................. RC12YC
Spark Plug Gap ................................................................................................ 0.76 mm (0.030 in.)
Spark Plug Torque........................................................................................... 22-27 N·m (195-239 in. lb.)
Ignition Module Air Gap ............................................................................... 0.254 mm (0.010 in.)
Ignition Module Fastener Torque ................................................................. 10 N·m (89 in. lb.)
Oil Sentry
™
Float Switch Screw Torque ....................................................... 8 N·m (71 in. lb.)
Oil Sentry
™
Module Screw Torque ............................................................... 3.5 N·m (31 in. lb.)
Oil Sentry
™
Wire Lead Nut Torque .............................................................. 10 N·m (89 in. lb.)
Main Bearing I.D. (Crankcase/Closure Plate)
New (Installed)
CH270 ................................................................................................. 24.992/25.000 mm (0.9839/0.9842 in.)
CH395 ................................................................................................. 29.990/30.000 mm (1.1807/1.1811 in.)
CH440 ................................................................................................. 34.990/35.000 mm (1.3776/1.3780 in.)
¹ Values are in Metric units. Values in parentheses are English equivalents. Lubricate threads with engine oil
prior to assembly.

Kohler Command PRO CH440 Specifications

General

Compression Ratio	8.0:1
Fuel System	Carburetor
Cooling System	Air-cooled
Ignition System	Electronic
Governor Type	Mechanical
Engine Type	4-cycle, OHV
Displacement	429 cc
Power	14 HP
Oil Capacity	1.4 L
Starter Type	Electric
Weight	32 kg