Question about Heating & Cooling
Hi need help installing a honeywell st9400c have two outgoing cables to motorised valve and pump maybe?also an emersion heater upstairs, one cable is standard black red and earth and second cable is red,blue,yellow and earth so need to know what wires go were on terminal board please as cant fathom what system/wiring diagram should follow. any colour pictures correct wiring would be great please or some help thanks
One of these wires is contains permanent live, neutral and earth. The other wil be heating on and hot water on, the earth on this wire will probably not be used.
you will have to trace the wiring back or test it!! Be carefull!!
Posted on Nov 04, 2010
a 6ya expert can help you resolve that issue over the phone in a minute or two.
best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones).
click here to download the app (for users in the US for now) and get all the help you need.
Posted on Jan 02, 2017
Tips for a great answer:
Jun 14, 2011 | Honeywell Heating & Cooling
Apr 08, 2011 | Heating & Cooling
Apr 01, 2011 | Honeywell Heating & Cooling
Jan 30, 2011 | Honeywell Heating & Cooling
Dec 28, 2010 | Heating & Cooling
Aug 17, 2010 | Honeywell Heating & Cooling
Jun 27, 2010 | Heating & Cooling
Jul 23, 2008 | Heating & Cooling
May 17, 2008 | Honeywell Heating & Cooling
Apr 24, 2008 | Honeywell Heating & Cooling
588 people viewed this question
Usually answered in minutes!