Kohler Courage SV470 - Page 15

1.11
Section 1
Safety and General Information
1
Ignition (Continued)
Spark Plug Torque............................................................................................. 24-30 N·m (18-22 . lb.)
Ignition Module Air Gap ................................................................................ 0.203/0.305 mm (0.008/0.012 in.)
Ignition Module Fastener Torque ................................................................... 6.0 N·m (55 in. lb.) Into new as-cast hole
4.0 N·m (35 in. lb.) Into used hole
Muffler
Muffler Retaining Nuts Torque ...................................................................... 24.4 N·m (216 in. lb.)
Oil Filter
Oil Filter Torque ................................................................................................ refer to the oil filter for instructions.
Oil Filter Pad Pipe Plug
1/8” N.P.T.F. Torque .......................................................................................... 4.5-5.0 N·m (40-46 in. lb.)
Oil Pump
Mounting Screw Torque .............................................................5.0-7.5 N·m (44.4-66.0 in. lb.) Into new as-cast hole
3.8-4.6 N·m (33.3-40.3 in. lb.) Into used hole
Pump Gears-to-Crankcase Side Clearance .................................................... 0.165/0.315 mm (0.0065/0.0124 in.)
Oil Sentry
Pressure Switch Torque .................................................................................... 4.5-5.0 N·m (40-45 in. lb.)
Piston, Piston Rings, and Piston Pin
Piston Pin Bore I.D.
New .............................................................................................................. 22.006/22.012 mm (0.8685/0.8666 in.)
Max. Wear Limit ......................................................................................... 22.025 mm (0.8671 in.)
Piston Pin O.D.
New .............................................................................................................. 21.995/22.0 mm (0.8659/0.8661 in.)
Max. Wear Limit ......................................................................................... 21.994 mm (0.8658 in.)
Top Compression Ring-to-Groove Side Clearance ..................................... 0.04 mm (0.0016 in.)
Middle Compression Ring-to-Groove Side Clearance ............................... 0.04 mm (0.0016 in.)
Top and Middle Compression Ring End Gap
New Bore
Top Ring .................................................................................................... 0.15/0.40 mm (0.006/0.016 in.)
Middle Ring .............................................................................................. 0.30/0.55 mm (0.012/0.022 in.)
Used Bore (max.) ........................................................................................ 0.77 mm (0.030 in.)
Piston Thrust Face O.D.²
SV470, SV480-00XX
New ............................................................................................................ 83.948/83.962 mm (3.3050/3.3056 in.)
Max. Wear Limit ....................................................................................... 83.828 mm (3.3003 in.)
SV470, SV480-01XX
New ............................................................................................................ 88.948/88.962 mm (3.5018/3.5024 in.)
Max. Wear Limit ....................................................................................... 88.828 mm (3.4972 in.)
²Measure 8 mm (0.314 in.) above the boom of the piston skirt at right angles to the piston pin.