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4
13
6.
Turn speed regulator nut clockwise until Top-No-
Load RPM is obtained.
7.
Bend tang until it touches speed control lever.
Fig. 41 – Adjust Top-No-Load
INCREASE
SPEED
REGULATOR
NUT
Dual Speed Control – Pre-Twin ll
(Type Nos. Below 1100)
1.
Refer to Equipment Manufacturers Service Manu-
al and Operating Instructions for operating proce-
dures and adjustment of parts supplied by
Manufacturers of control system.
2.
Disconnect governed idle spring and main governor
spring. With machine set in low speed position, start
engine and adjust speed regulator nut to obtain
1850 RPM, No-Load, Fig. 42.
Fig. 42 – Adjust Low Speed
SPEED
REGULATOR
NUT
3.
Stop engine and reinstall governed idle spring. Stop
engine.
4.
Start engine and bend governed idle tang to obtain
1875 RPM, No-Load, Fig. 43.
5.
Stop engine.
6.
Reinstall main governor spring in #3 governor
lever hole, Fig. 43.
Fig. 43 – Adjust High Speed
INCREASE
ADJUSTING
KNOB
DECREASE
INSTALL GOVERNOR SPRING IN #3 HOLE
7.
Start engine in “FAST” position and adjust tang,
Fig. 44, to obtain Top-No-Load RPM specified by
Equipment Manufacturer.
Fig. 44 – Adjust Top-No-Load Speed
INCREASE
DECREASE
Summary of Contents for Twin Cylinder L-Head
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