Kohler COMMAND CH18, Service Manual

Page: 11 / 232

1.9
Section 1
Safety and General Information
1
General Specifications¹ cont.
Angle of Operation - Maximum (At Full Oil Level) All Directions ................... 25°
Blower Housing and Sheet Metal
M5 Fasteners Torque ................................................................................................ 6.2 N·m (55 in. lb.) into new holes
4.0 N·m (35 in. lb.) into used holes
M6 Fasteners Torque ................................................................................................ 10.7 N·m (95 in. lb.) into new holes
7.3 N·m (65 in. lb.) into used holes
Rectifier-Regulator Fastener Torque ................................................................... 1.4 N·m (12.6 in. lb.)
Camshaft
End Play (With Shim) ............................................................................................ 0.076/0.127 mm (0.0030/0.0050 in.)
Running Clearance ................................................................................................. 0.025/0.063 mm (0.0010/0.0025 in.)
Bore I.D.
New .................................................................................................................. 20.000/20.025 mm (0.7874/0.7884 in.)
Max. Wear Limit ............................................................................................. 20.038 mm (0.7889 in.)
Camshaft Bearing Surface O.D.
New .................................................................................................................. 19.962/19.975 mm (0.7859/0.7864 in.)
Max. Wear Limit ............................................................................................. 19.959 mm (0.7858 in.)
Carburetor and Intake Manifold
Intake Manifold Mounting Fastener Torque
Torque in Two Stages ..................................................................................... first to 7.4 N·m (66 in. lb.)
finally to 9.9 N·m (88 in. lb.)
Carburetor Mounting Screw Torque M6 ............................................................ 6.2-7.3 N·m (55-65 in. lb.)
Adapter (for Heavy Duty Air Cleaner) Mounting Fastener Torque ................ 7.3 N·m (65 in. lb.)
Connecting Rod
Cap Fastener Torque (torque in increments)
8 mm straight shank ............................................................................................ 22.7 N·m (200 in. lb.)
8 mm step-down .................................................................................................. 14.7 N·m (130 in. lb.)
6 mm straight shank ............................................................................................ 11.3 N·m (100 in. lb.)
Connecting Rod-to-Crankpin Running Clearance
New .................................................................................................................. 0.030/0.055 mm (0.0012/0.0022 in.)
Max. Wear Limit ............................................................................................. 0.070 mm (0.0028 in.)
Connecting Rod-to-Crankpin Side Clearance .................................................... 0.26/0.63 mm (0.0102/0.0248 in.)
Connecting Rod-to-Piston Pin Running Clearance ........................................... 0.015/0.028 mm (0.0006/0.0011 in.)
Piston Pin End I.D.
New .................................................................................................................. 17.015/17.023 mm (0.6699/0.6702 in.)
Max. Wear Limit ............................................................................................. 17.036 mm (0.6707 in.)
¹Values are in Metric units. Values in parentheses are English equivalents. Lubricate threads with engine oil
prior to assembly.