The second one that i visited had a room stat wired incorrectly. Danfoss y plan problem.

Heating Y Plan Heating Diagram
Danfoss y plan wiring diagram. Only three wires coming from wire to wiring box red yellow blue. This video covers the wiring and electrical operation of a y plan system. Danfoss central heating wiring diagrams for more information see the danfoss wiring guide. Danfoss y plan problem sign in to follow this. Hi guys got to wire a y plan monday and am a litle unsure. Confused by danfoss wiring diagram.
3 dec 2010 messages. From looking at the diagram y plan red should go to 1 live yellow should go to 2 switched live blue should go to 4 neutral is this correct. This diagram shows the wiring layout using the most typical components. The set2e is a direct replacement for a danfoss randall set2. L to l. Plumber has supplied the danfoss.
I have checked the wiring against the danfoss wiring diagram and they seem to be wird correctly. Sw l to nc. If the unit is to be used in association with a 6 wire honeywell y plan a special wiring diagram may be required. Central heating wiring diagrams. Central heating wiring diagrams danfoss central heating wiring diagrams 3 port mid position valve please note we do not accept any responsibility for the accuracy of any of the diagrams literature or manuals and information may have been supercededamended. Contact the danfoss randall technical services department for details.
Work must be completed by qualified electricians or heating engineers. Wiring diagrams and further information continues below. Here coloured wires indicate the permanent mains supply to the boiler and programmer. The wiring diagram shows an external pump. Jackthom 6 nov 2011 5. V4073a y plan how a mid position valve operates within a y plan heating system how a w plan heating system operates faq pump overrun wiring diagrams for s plan incorporating a st9400 programmer.