VLS Service Manual - REV2015.04
Component Removal and Replacement
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Component Removal and Replacement
Top Door Proximity Sensors
1. Make sure the VLS is turned OFF and unplugged.
2. Open the Top Door and locate the two proximity sensor magnets located along the front edge of the top
door.
3. Remove the two screws holding each proximity sensor magnet in place and set them aside. Remove
the magnets.
4. Installation is opposite of removal. Ensure the magnet is flush with the top door frame or slightly sticking
out.
5. Plug in and power ON the VLS. Open and close the door. Check to see if the door open light on the
keypad turns on and off (red flashing light) when you open and close the door. Or check the UCP to see
if the system is indicating that a door is open.
Hydraulic Pressure Cylinder
NOTE:
Obtain assistance from 1 or 2 additional people when replacing the pressure cylinders.
1. Make sure the VLS is powered OFF and unplugged.
2. Open the Top Door and locate the two hydraulic pressure cylinders on each side of the door. Remove
the retaining clips from both the top and bottom of both. Take special note of how the retaining clips
slide into a small hole located on the back side of the hydraulic pressure cylinder.
3. Once the retaining clips have been removed the hydraulic pressure cylinders can be removed by pulling
outward from the door/system.
4. Ensure the ball joints attached to the top door and the machine are securely in place by tightening them
with a wrench.
5. Installation is opposite of removal.
Summary of Contents for VLS Series
Page 1: ...VLS Service Manual...
