How can I change the engineers code to my own (Citadel VR8)?
Citadel XR1 how to remove the tamper light so you can operate the alarm?
citadel xr2 need to turn power off?
Citadel XR2 upstairs remote?
citadel xr2+ tamper mode?
citadel xr2 alarm wont stop bleping every time i walk past sensorsjim?
Tamper light showing on Citadel vr8 system?
attack alarm?
how can i enter new code into citadel vr8?
Citadel XR2 house alarm - Zone 7 keeps triggering?
citadel xr2 keypad?
how to reset CITADEL XR1 back to factory?