how to reset CITADEL XR1 back to factory?
citadel xr2 alarm fault. please help!!?
how to stop the sensor beeping on citadel alarm?
citadel xri?
Citadel XR1 how to remove the tamper light so you can operate the alarm?
I have a Citadel XR2 alarm. Indicator light wont go off?
sensors no longer active on my citadel xr2 alarm system?
How can I change the engineers code to my own (Citadel VR8)?
citadel xr2?
how do i fix my citadel house alarm?
How to reset the tamper function on my Citadel VR8 alarm please?
how can i enter new code into citadel vr8?