.15.
Figure 12
1. Turn the accelerator valve regulator on the handle frame to the maximum adjustable position without any
load, and check if speed counter shows the speed is 3600±50, and then turn the accelerator valve regulator
to the minimum adjustable position and check whether speed counter shows the speed is 1800±100.
2. If the speed value displayed by the speed counter isn’t within the said ranges, it is necessary to
adjust the gasoline engine.
Steps to adjust the engine:
1）Observe whether connection points of the accelerator cable are loose or have broken off, if so, retighten
them to their original places.
2) Turn accelerator valve regulator on the handle frame to the maximum adjustable position without load,
and then adjust the speed adjusting bolt of the gasoline engine’s accelerator operation mechanism to a
proper position.
3）After long work, the user may adjust the fine-adjusting bolt of the accelerator cable to adjust the engine.
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