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32DSSK06.D
INSTALLATION
DECEMBER 2018
K-SERIES PUBLIC USE SERVICE MANUAL
FIGURE 2-19: ALTERNATE 50 LB. WEIGHT
d. The pressure switch is correctly set if pump motor shuts off when attempting to stow the lift, preventing in-
ward movement of the platform.
e. The pressure switch is not correctly set if pump motor does NOT shut off and there is inward movement of
the platform. Adjustment of the pressure switch will be required.
NOTE:
If adjustment is necessary then pressure switch must be adjusted as shown in
FIGURE 2-20
.
f. Refer
to
Figure 2-20
. Loosen the locking set screws from the hydraulic pressure switch, using a 5/64” hex
wrench to allow adjustment of the hydraulic pressure switch.
RSM0005001
PRESSURE SWITCH
(P/N 42050)
TURN CCW TO LOOSEN AND
ADJUST PRESSURE
TURN CW TO TIGHTEN AND
ADJUST PRESSURE
FIGURE 2-20: PRESSURE SWITCH ADJUSTMENT (P/N 42050)
g. Turn the hydraulic pressure switch enclosure 1/8 of a turn
counterclockwise
(CCW), by hand to reduce
the pressure.
NOTE:
Turn the hydraulic pressure switch enclosure
clockwise
(CW) to increase pressure and
counterclockwise
(
CCW) to decrease pressure, by hand.
h. Stow platform and observe if the motor shuts off.
i. If the motor does not shut off, turn the hydraulic pressure switch enclosure 1/8 of a turn
counterclockwise
(CCW), by hand to reduce the pressure.
NOTE:
The lift should NOT stow or have inward movement with the weight on the platform.
j. Repeat pressure switch adjustment as necessary to achieve correct setting.
k. Tighten the locking set screw when the correct pressure setting is achieved.
