Spring Buffer Adjustment - Siemens S-40EXIT Instructions & Maintenance

S B A
PRING UFFER DJUSTMENT
The model S-40EXIT gate mechanism is equipped with adjustable spring buffers to back up the
horizontal and vertical gate arm positioning. They are factory-adjusted for 1/32" clearance between
the buffer and segment gear; however, if the gate arm is repositioned they will require readjustment
as shown below.
H P
ORIZONTAL OSITION
V P
ERTICAL OSITION
To adjust the vertical buffer: With arm vertical, remove the cap and 3/16" cotter pin at the lower buffer.
Turn the nut to obtain 1/32" clearance between buffer and segment gear. Replace cotter pin and cap.
To adjust the horizontal buffer: With arm horizontal, remove the cap and 3/16" cotter pin at the upper
buffer. Turn the nut to obtain 1/32" clearance between buffer and segment gear. Replace cotter pin
and cap.
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