
PATENTS PENDING
62
11921 Slauson Ave. Santa Fe Springs, CA. 90670 (800) 227-4116 FAX (888) 771-7713
6. Turn the adjustment
screw clockwise on
left side of threshold
plate (FIG. 62-2B),
until threshold warn-
ing alarm and beacon
lights are turned on
(FIG. 62-2A). Next,
turn adjustment screws
counter-clockwise
until threshold warn-
ing alarm and beacon
lights are turned off.
Then, turn adjustment
screw counter-clock-
wise approximately
1/4-turn (FIG. 62-3).
LH SIDE OF LIFT
FIG. 62-2A
ADJUSTING SWITCH
FIG. 62-2B
THRESHOLD
PLATE
THRESHOLD
WARNING BEACON
THRESHOLD SWITCH ADJUSTMENT SCREWS
FIG. 62-3
CW - UNTIL ALARM &
BEACONS TURN ON
1/4-TURN CCW - ALARM &
BEACONS TURN OFF
ADJUSTMENT
SCREW
THRESHOLD
WARNING ALARM
5. Check inside slope angle
across width of threshold
plate (FIG. 62-1). Angle
should be no more than 7.1°.
If necessary, repeat steps to
raise or lower edge of thresh-
old plate to 1/4” and check
for inside slope angle of 7.1°
maximum. When angle is set
at 7.1° maximum, continue
doing procedure.
THRESHOLD PLATE INSIDE SLOPE ANGLE 7.1°
FIG. 62-1
ANGLE
INDICATOR
THRESHOLD (MAT) SWITCH ADJUSTMENT - Continued
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