Kohler CH680

8 mm Governor Lever and Hole Position/RPM Chart for CH750 Engines
Governor Shaft
Confi guration
Intended Maximum RPM With Governed Idle System
High Idle WOT Spring Color Hole No.
Standard
(Parent Material)
3888
3780
3672
3564
3456
3348
3600
3500
3400
3300
3200
3100
Blue
Purple
Orange
Green
Black
Red
3
2
1
1
1
1
NIKKI CARBURETOR
Governor Lever and Spring Details
Governor Lever Hole Position
A
D
C
B
E
A Governor Lever B Hole 1
C Hole 2 D Hole 3
E Hole 4
Governor Lever and Hole Position/RPM Chart for
CH620 Engines with Throttle Stop Screw (Slotted)
High Idle RPM
Gov. Lever
Hole No.
Governor Spring
Color
4000 4 Orange
3950 4 Purple
3850-3900 4 Red
3700-3800 3 Orange
3650 3 Purple
3550-3600 3 Red
3400-3500 2 Orange
3350 2 Green
3300 2 Red
3200-3250 1 Orange
3150 1 Green
3100 1 Red
2850-3050 1 Clear
3750* 2 Orange
3150* 2 Clear
*5% Regulation (others 10%)
Governor Lever and Hole Position/RPM Chart for
CH640 Engines with Throttle Stop Screw (Phillips)
High Idle RPM
Gov. Lever
Hole No.
Governor Spring
Color
4000 4 Green
3900-3950 4 Red
3800-3850 3 Orange
3750 3 Purple
3700 3 Green
3600-3650 3 Red
3500-3550 2 Orange
3400-3450 2 Green
3350 2 Red
3300 2 Blue
3250 1 Orange
3150-3200 1 Green
3100 1 Red
2850-3050 1 Clear
3750* 2 Orange
3150* 2 Clear
*5% Regulation (others 10%)
Reassembly
120 24 690 06 Rev. PKohlerEngines.com