VLS Service Manual - REV2015.04
Table of Contents
Component Removal and Replacement
Page | 33
Component Removal and Replacement
Rear Cover Cooling Fan
1. Power OFF and disconnect the VLS.
2. Open the rear cover by pulling the latches toward the back of the system or by pressing down on the
button part of the latches until the latches pop up.
3. Fold the cover down to a resting position.
4. Locate and disconnect the rear cover exhaust fan from the wiring harness.
NOTE: You may need to temporarily remove the cable tie to gain access to this connection.
5. Remove the two bolts and nuts holding the rear cover cooling fan in position.
6. Installation is opposite of removal.
Rear Cover Proximity Sensor Magnets
1. Power OFF and unplug the VLS.
2. Open the rear cover by pulling the latches toward the back of the system or by pressing down on the
button part of the latches until the latches pop up.
3. Fold the cover down to a resting position.
4. Locate the two proximity sensor magnets located on the right-hand side (VLS3.60 and 4.60) or the left-
hand side (VLS6.60) of the rear cover.
5. Remove the two screws holding each proximity sensor magnet in place.
6. Installation is opposite of removal. Ensure that the proximity sensor magnet is flush with the rear cover.
7. 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 cover. Or check the UCP to
see if the system is indicating that a door is open.
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