Questions & Answers for: honeywell l641a1005

Is it possible to change the thermostat L641a1005 without draining the water down. The thermostat seems to be secured with a large jubilee clip. This is fitted to a hot water cylinder in the airing ...

honeywell l641a1005 schematic do you need an earth at the stat on the boiler? The boiler frame should have an EARTH ground. Everything in the system uses the frame for all the needed grounds. A wire ...

Can I swap a Honeywell L641A1005 cylinder thermostat for a L641A1039 stat l641a1039 USE L641A1039 CYLINDER STAT. The part number has been updated.

...FOR L641A1039 THE L641A1005 IS NO LONGER AVAILABLE https://www.heatingspareparts.com/boiler-spares/partno/l641a1005 ...