Remove the used lead-acid battery by detaching the white clip. Connect the new lead-acid battery using the same white clip
Insert a new 12V Lead Acid battery into the panel. Put the excess wires to the side of the battery into the panel. Put the excess wires to the side of the battery
Re-attach the panel lid
Turn the panel back on
Test whether the replacement is successful by arming and disarming the panel. If the panel no longer says "low system battery," the replacement is successful
Please dispose of the used lead-acid battery by contacting your local battery recycling programs
Learn how to replace the battery of your TELUS Secure Business AlarmForce legacy panel from your phone. Do it yourself by watching the brief video. For more information on managing your TELUS Secure Business, visit
Remove the CO detector from mounting plate by twisting it counter clockwise to unlock
Open the cover
Insert a new CR123 battery into the device
Close the cover
Twist the CO detector clockwise to lock onto the mounting plate
Please dispose of the used battery by contacting your local battery recycling programs
Door/window sensor 31AF
Remove your sensor and remove the case by twisting a small flat blade screwdriver in the top case slot (on the flat end of the sensor)
Remove the battery retaining screw
Remove the battery clamp and original batteries from the device
Replace with two new lithium batteries with the “+” side up
If you see a white ring around the batteries, you need two CR2032 lithium batteries
If you do not see a white ring around the batteries, you need two CR2450 lithium batteries
Replace the battery clamp and retaining screw
Replace the case back onto the sensor
Please dispose of the used battery by contacting your local battery recycling programs
Learn how to replace the battery of your TELUS Secure Business AlarmForce door/window sensor from your phone. Do it yourself by watching the brief video. For more information on managing your TELUS Secure Business, visit
Remove your sensor and use a small flat blade screwdriver or coin in the slot on either end of the transmitter
Slide the original battery out of the device
Replace with a new CR2450 lithium battery
Close the lid back onto the sensor
Please dispose of the used battery by contacting your local battery recycling programs
Glass break detector 91AF
Open your Glass Break Detector sensor case
Remove the battery clip screw and move clip to the side to access the batteries
Install two CR2450 lithium batteries with the “+” side up
Put back the battery clip screw and movie clip to their original location
Close the sensor case
Please dispose of the used battery by contacting your local battery recycling programs
Key fob MKA-315
Use a small Phillips screwdriver to open the back cover of the key fob
Slide out the CR2032 battery and replace with a fresh battery
Secure the back cover by using the two Phillips screws
Please dispose of the used battery by contacting your local battery recycling programs
Key fob RC7
Remove the battery cover of the key fob by using a coin to turn counter-clockwise
Insert a new CR2032 battery into the key fob with the unmarked side (negative) of the battery facing down
Replace the battery cover by securing the cover using a coin to turn clockwise
Please dispose of the used battery by contacting your local battery recycling programs
Wireless motion detector 54AF
Remove the screw at the bottom of the device (if any) and open the case
Replace the original battery in the device by connecting a 9V battery to the battery clip (“+” side up)
Replace the case screw after closing the case
Please dispose of the used battery by contacting your local battery recycling programs
Learn how to replace the battery of your TELUS Secure Business AlarmForce wirless motion detector from your phone. Do it yourself by watching the brief video. For more information on managing your TELUS Secure Business, visit
Squeeze the top and bottom of the case to open the motion detector
Replace the CR123A battery in the device. Make sure to take note of the battery polarity
Return the sensor to its bracket and snap the case close
Please dispose of the used battery by contacting your local battery recycling programs
Remote keypad KP7
Remove the cover by loosening the screw at the bottom of the device
Replace the 3 AAA batteries within the keypad
Replace the cover and tighten the screws
Please dispose of the used battery by contacting your local battery recycling programs
Learn how to replace the battery of your TELUS Secure Business AlarmForce remote keypad from your phone. Do it yourself by watching the brief video. For more information on managing your TELUS Secure Business, visit
Remove the smoke alarm from mounting plate by twisting it counter clockwise to unlock
Open the cover
Insert the two 9V batteries into the device
Close the cover
Match up the alignment tabs and twist the smoke detector clockwise to lock onto the mounting plate
Please dispose of the used battery by contacting your local battery recycling programs
Wireless smoke alarm 73AF
Remove the smoke alarm from mounting plate by twisting it counter clockwise to unlock
Open the cover
Insert the CR123 battery into the device
Close the cover
Twist the smoke detector clockwise to lock onto the mounting plate
Please dispose of the used battery by contacting your local battery recycling programs
Wireless keypad 10AF
Remove the top of the case by twisting a small screwdriver between the case halves until it pops open
Remove the original battery from the battery clip
Replace and connect the new 9V battery to the battery clip
Close the case back
Please dispose of the used battery by contacting your local battery recycling programs
Learn how to replace the battery of your TELUS Secure Business AlarmForce wireless keypad from your phone. Do it yourself by watching the brief video. For more information on managing your TELUS Secure Business, visit