Guest markl Posted May 1, 2006 Share Posted May 1, 2006 I have a Citadel XR1 alarm panel. Does anyone have a user manual? Or can someone tell me how to change the security code? Thanks Mark Link to comment https://www.thesecurityinstaller.co.uk/community/topic/10412-citadel-xr1/ Share on other sites More sharing options...
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