How can I change the engineers code to my own (Citadel VR8)?
citadel xr2 alarm wont stop bleping every time i walk past sensorsjim?
Citadel XR2 upstairs remote?
how do i fix my citadel house alarm?
I have a Citadel XR2 alarm. Indicator light wont go off?
citadel xri?
how to stop the sensor beeping on citadel alarm?
citadel xr2 need to turn power off?
citadel xr2+ tamper mode?
Citadel XR2 Battery replacement?
How to reset the tamper function on my Citadel VR8 alarm please?
Citadel XR2 house alarm - Zone 7 keeps triggering?