How can I change the engineers code to my own (Citadel VR8)?
how do i fix my citadel house alarm?
Citadel xr2 constant alarm!!?
How to reset the tamper function on my Citadel VR8 alarm please?
attack alarm?
Citadel XR1 how to remove the tamper light so you can operate the alarm?
how to reset CITADEL XR1 back to factory?
citadel xr2 need to turn power off?
how can i enter new code into citadel vr8?
citadel xr2 alarm fault. please help!!?
does a citadel xri have two battery's?
Citadel XR2 Battery replacement?
citadel xr2?
sensors no longer active on my citadel xr2 alarm system?
how to stop the sensor beeping on citadel alarm?