4-10
INSTALLATION
ADJUSTMENT OF HOIST STROKE
The stroke can be adjusted from 120mm at the minimum to the 200mm at the maximum by
changing the position of the Limit Switches.
Turn off the power for the motor before adjusting the Limit
Switches.
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Remove 4 screws and open the cover so that the
Upper/Lower Limit Switches are seen. (figure
①
)
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The Upper Limit Switch indicates the upper end.
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The Soundome stops raising when the Joint Arm
reaches here.
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The Lower Limit Switch indicates the lower end.
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The Soundome stops lowering when the Joint Arm
reaches here.
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The initial set position of the stroke is 200mm.
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Change the position of the Limit Switch when the
adjustment of the stroke is required. (figure
②
)
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Shift the position of the Upper Limit Switch to the third
hole from the top and Lower Limit Switch to the third
hole from the bottom so that 120mm of the stroke can
be provided.
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Pay attention to the direction of the switches when
shifted.
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The retracted Soundome should be at least 15mm
above the lowest part of the Trunk Pipe when the
position of the Upper Limit Switch is shifted.
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If not, adjust the position of the Joint Pipe upward with
the Joint Arm loosen.
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The position of the retracted Soundome and its stroke
can be confirmed manually.
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Refer to the next page “MANUAL RAISE/LOWER OF
SOUNDOME.”
120mm
200mm
②
①