
DRI-STEEM Vapor-logic3 to Vapor-logic4 Adaptor Board Installation Manual • Page 13
Electric humidifiers:
Keypad/display removal and
replacement
The Vapor-logic3 keypad/display will not be re-used after this upgrade.
Vaporstream and CRUV with mounted keypad/display
1. Push keypad/display straight up to disengage its mounting keyhole
slots, and pull it off of mounting plate.
2. Disconnect cable from the Vapor-logic3 keypad/display.
3. Plug cable into new Vapor-logic4 keypad/display, and mount new
keypad/display.
4. Close and tightly secure control cabinet door.
Vaporstream and CRUV with unmounted keypad/display
1. Disconnect cable from Vapor-logic3 keypad/display.
2. Plug the cable into new Vapor-logic4 keypad/display.
Vapormist and Humidi-tech
1. On backside of subpanel keypad/display mounting location,
disconnect cable from Vapor-logic3 keypad/display.
2. Remove the four Phillips screws securing Vapor-logic3
keypad/display to sub-panel (save screws and re-use), and remove
keypad/display from subpanel.
3. Position new Vapor-logic4 keypad/display on subpanel, and plug
cable through subpanel and into back of keypad/display.
4. Secure keypad/display to subpanel using screws from Step 2.
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