
Rhein Tech Laboratories, Inc.
http://www.rheintech.com
Appendix G: Manual
Please see the following page.

User Manual
1. Move window lock lever(s) from lower lock position to
upper unlock position. Sash can be opened or closed.
2. Remove lock bezel using a small flat blade screwdriver,
taking care not to scratch the wood or bezel (r ight-hand
lock for awning windows). Removal of lock ha ndle is
not necessary.
3. Below the lock handle in the bezel opening, locate the
battery tray tab. Due to the recessed location of this tab,
use of a flashlight may be necessary to illuminate work
area.
4. Using needle nose pliers, pull on tab to remov e battery
tray.
5. Remove discharged batteries (see battery disposal
information).
6. Replace batteries with two fresh CR-1632 lithium co in
cell batteries. Take care to properly position the “+”
terminals of both batteries to correspon d with the “+”
marking on the battery tray.
7. Again using needle nose pliers, re-insert battery tray in
to sensor battery contact. Continue t o fully push battery
tray in. Battery tray will encounter several p oints of
resistance as batteries contact the sensor.
8. Verify proper battery polarity.
9. Replace lock bezel.
10. Close and lock window unit.
11. Verify that sensor is communicating with s ecu rity
control panel by unlocking window and checking
security panel for window unlock message and t hen
opening window and checking security panel for
window open message.
Changes or modifications not expressly approved by Andersen Corporation could void the user’s
authority to operate the equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) This device may not cause harmf ul interference, and (2) this device must accept
any interference received, including interference that may cause undesired operation.
FCC ID: WVJ-CA00010522401