Kohler 3.5CFZ, 4CZ, 5CFZ, 6.5CZ Portable Generator User Manual


 
TP-5695 12/931-4 Specifications
Engine (Continued)
3.5CFZ/4CZ 5CFZ/6.5CZ
Spark Plug Type Resistor, Radio Suppression, 14 mm
BPR4HS (NGK)
Kohler Part Number L92YC (Champion)
R43CFS (AC-Delco)
Spark Plug Gap--in. (mm) 0.028--0.031 (0.7--0.8)
Spark Plug Tightening Torque--
ft. lbs. (Nm)
15--22 (20--30)
Ignition System Transistorized, Breakerless
Starter Motor Bendix Automotive Type
Cooling System Water-Cooled, Closed/Heat Exchanger
Cooling System Capacity--U.S. qts. (L) 1.10 (1.00)
Coolant Recovery Tank--U.S. qts. (L) 0.38 (0.35)
Thermostat 180 °F (82° C)
Pressure Cap Rating 15 psi (103 kPa)
Engine Firing Order 1--2
Ignition Timing B.T.D.C. 24° ± 2 degrees
Exhaust Manifold to Cylinder
Head Torque
16 ft. lbs. (22 Nm)
Water Pump Assembly to
Cylinder Block Torque
7 ft. lbs. (10 Nm)
Cooling Fan Torque 16 ft. lbs. (22 Nm)
Air Cleaner Elbow to Carburetor
Stud Torque
6 ft. lbs. (8.5 Nm)
Timing Belt Cover Torque 6 ft. lbs. (8 Nm)
Governor Arm Shaft Nut Torque 7 ft. lbs. (10 Nm)
Governor Case to Cylinder Head
Torque
7 ft. lbs. (10 Nm)
Fuel Pump Pressure Rating 2.0--3.5 psi (13.8--24.1 kPa)
Battery Charging Winding
Resistance--10 Amp
0.16--0.24 Ohms
Ignition Coil Primary Wire
Resistance
0.9--1.1 Ohms
Ignition Coil Secondary
(Spark Plug Wire Side) Resistance
0.9--1.1 Ohms
(With Spark Plug Boot/Cap Removed)
Transistorized Ignition Air Gap 0.016 ±0.008 in. (0.4 ±0.2 mm)
Timing Belt Deflection 0.16--0.20 in. (4.5 mm) @ 4.4 lbs. (2 kg)