Citadel XR2 house alarm - Zone 7 keeps triggering?
I have a Citadel XR2 alarm. Indicator light wont go off?
How can I change the engineers code to my own (Citadel VR8)?
citadel xr2 alarm fault. please help!!?
Citadel xr2 constant alarm!!?
how to reset CITADEL XR1 back to factory?
citadel xr2+ tamper mode?
Citadel XR1 how to remove the tamper light so you can operate the alarm?
Tamper light showing on Citadel vr8 system?