6 discussions on HomeOwnersHub about the Honeywell L7224U: what owners asked, what went wrong, and what fixed it.
I am thinking of installing a Honeywell L7224U electronic boiler control on myWeil McLain gold series boiler. I do not make hot water with my boiler, and asso, it does not run when the house is not calling for heat. It has a singleaquastat...
I am thinking of installing a Honeywell L7224U electronic boiler control on myWeil McLain gold series boiler. I do not make hot water with my boiler, and asso, it does not run when the house is not calling for heat. It has a singleaquastat...
Hi all, Has anyone used the Honeywell L7224U electronic aquastat on an oil firedboiler yet ??? In the past 6 years, I have had to replace 3 L8148A controlboxes. The circulator relays keep going bad. It is not the relay contacts,...
Hi all, Has anyone used the Honeywell L7224U electronic aquastat on an oil firedboiler yet ??? In the past 6 years, I have had to replace 3 L8148A controlboxes. The circulator relays keep going bad. It is not the relay contacts,...
A couple of weeks ago, I asked if anyone knew if the latest Honeywell L7224U oilburner control box would hold its memory during a power failure. Well, Iinstalled the box today, and I can now report that after a 4 hour powerinterruption (I...
My current boiler control box is starting to get flakey. I have a brand newHoneywell L7224U electronic control box. I have replaced these boxes on myboilers over the years with no problems, so I'm not worried about the wiringaspect, but I...