how to stop the sensor beeping on citadel alarm?
citadel xri?
How can I change the engineers code to my own (Citadel VR8)?
Tamper light showing on Citadel vr8 system?
I have a Citadel XR2 alarm. Indicator light wont go off?
citadel xr2 keypad?
citadel xr2 need to turn power off?
how do i fix my citadel house alarm?
How to reset the tamper function on my Citadel VR8 alarm please?
Citadel XR1 how to remove the tamper light so you can operate the alarm?
Citadel XR2 Battery replacement?
does a citadel xri have two battery's?