27
Engine Adjustments
Governor Adjustments
A complete governor system adjustment includes a static
adjustment, engine warm-up, idle and/or governed idle
adjustment, and top no-load adjustment. Be sure to complete
all steps.
Static Adjustment
1. Loosen screw holding governor lever to governor crank
(
A
, Figure 20).
2. Rotate throttle linkage from idle position to wide open
throttle. Note direction of rotation of the governor arm
attached to the throttle linkage.
3. While holding linkage at wide open throttle, use the
appropriate tool to rotate the governor shaft until it
stops in the direction noted in Step 2.
4. Tighten screw holding governor lever to governor crank
per
Engine
Specifications
.
5. Before starting engine, manually actuate throttle linkage
to check for binding.
Figure 20
Idle and Top No Load Adjustment
1. Start engine and run until it reaches operating
temperature.
2. Place throttle in SLOW position.
3. Hold throttle lever against idle speed screw, and, using
Tachometer #19200 or #19389, adjust screw to obtain
1300 RPM. Release throttle lever.
4.
Using Tang Bender #19229 or #19352, bend governed
idle spring tang to obtain 1750 RPM (Figure 21).
Figure 21
5. Place throttle in FAST position.
6. Adjust screw to obtain correct Top No Load RPM
(Figure 22).
Figure 22
NOTE:
Correct Top No Load RPM for each model-type-trim
can be found in the engine replacement data on Briggs &
Stratton websites.
Summary of Contents for 030430
Page 20: ...20 BRIGGSandSTRATTON COM Generator Wiring Diagram ...
Page 21: ...21 Generator Schematic ...
Page 22: ...22 BRIGGSandSTRATTON COM Notes ...
Page 58: ...58 BRIGGSandSTRATTON COM Main Unit ...
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