Vanguard OHV V-Twin User Manual page 20

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Fig. 32
3. With equipment control lever in SLOW position
and engine running at governed idle RPM, use
Tang Bender #19352 (1), to bend throttle
restrictor tang (4) so that it just contacts
governor lever (5), Fig. 33.
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Fig. 33
4. Refer to Service Engine Sales Microfiche,
MS-6225 or the Service Engine Sales Manual,
MS-4052, for Top No-Load RPM by engine
Model and Type Number.
5. Move control throttle lever to FAST position and
check engine RPM.
6. Use Tool #19352 (1) to bend tang (6) UP (7) to
increase and DOWN (8) to decrease engine
speed, to obtain desired Top No-Load RPM,
Fig. 34.
NOTE: Air cleaner removed for clarity.
Fig. 34
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Fixed Speed Adjustable – Except Generators
Governor spring is installed in #1 hole in governor
lever (3), Fig. 35.
Start and run engine for approximately 5 minutes to
allow engine to warm up.
1. Turn fixed speed adjustable control nut counter-
clockwise until control swivel contacts slow
speed stop.
2. Use Tool #19352 (1) to bend governed idle tang
(2) to obtain RPM shown:
a. 1750 RPM – Governed Idle Spring #805453
(RED).
b. 1100 RPM – Governed Idle Spring #805454
(WHITE).
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Fig. 35
3. Use Tool #19352 (1) to bend throttle restrictor
tang (4) so that it just contacts governor lever (5),
Fig. 36.
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Fig. 36
NOTE: Be sure the governor spring is installed in #1
hole in governor lever (9), Fig. 37.
4. Refer to Service Engine Sales Microfiche,
MS-6225 or the Service Engine Sales Manual,
MS-4052, for Top No-Load RPM by engine
Model and Type Number.
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