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Vertical Models 97700, 99700, 110000,
120000, 210000, 280000, 310000,
330000
The mechanical governor is part of the oil slinger
assembly (A, Figure 13) attached to the
camshaft. The governor crank is mounted in the
cylinder assembly.
Figure 13
Disassemble
1. Drain oil from engine.
2. Loosen governor lever nut (A, Figure 14,
Figure 15).
Figure 14
Figure 15
3. Slide lever (B) off governor crank (C) and
disconnect from governor link (D).
4. Remove push nut or clip and washer (E)
from governor crank. Remove burrs from
governor crank, and remove crank from
inside cylinder.
5. Remove governor crank seal in cylinder, if
equipped.
Inspect Governor
1. Check governor gear/oil slinger assembly
for worn weight pins, worn or damaged
governor cup, and chipped or damaged
teeth on paddles of oil slinger.
2. If wear or damage is found, replace the
governor gear/oil slinger assembly.
3. Check governor crank for wear or
damage. Replace if necessary.
Assemble Governor
1. Install new governor crank seal in cylinder,
if equipped.
2. Install governor crank from inside cylinder.
Slide washer (when used) on crank and
install new push nut or clip.
3. Slide governor lever on crank and finger-
tighten bolt and nut until crank turns with
slight resistance.
4. Rotate crank until paddle contacts cup on
governor gear/oil slinger assembly.
5. Install new sump gasket(s) of same
thickness as originally removed from
cylinder.