Some programmable thermostats (e.g. Use our helpful tool to take an assessment of the existing wiring in your home. In a mercury thermostat there is a small glass tube with a drop of mercury sealed inside. 0000015876 00000 n
Align the thermostat over the wallplate and tighten the three captive mounting screws. Nowadays, there are so many products of honeywell mercury thermostat wiring in the market and you are wondering to choose a best one.You have searched for honeywell mercury thermostat wiring in many merchants, compared about products prices & reviews before deciding to buy them. Hunker may earn compensation through affiliate links in this story. Variety of honeywell mercury thermostat wiring diagram. 0000012777 00000 n 0000005175 00000 n
Disconnect power supply before connecting wiring to prevent electrical shock or equipment damage. Electricity can be downright scary. 0000007068 00000 n You may need to unscrew the cover if it is locked on. In a mercury thermostat there is a small glass tube with a drop of mercury sealed inside.
��AJ����o��r���F �AQ�8W�a]`�dER�y��(�5H����LB!2&��˹���jr\ϵ4���}�O�3����[ 0000001497 00000 n They usually operate at 24V ac power, and the source of this control power comes from a control transformer mounted either just outside, or inside the furnace body. 0000001997 00000 n 88 0 obj <>stream %%EOF I don’t endorse many projects, but this is one that I fully endorse – “The Basics of Household Wiring” DVD or e-book.As I licensed, journeyman electrician, I have pretty high expectations for a DIY resource.
In this article, I am going to explain the function and wiring of the most common home climate control thermostats.
Some have the common (C) wire, while others do not. A second set of contacts within the tube controls the cooling cycle and make contact when the thermostat is turned down to the desired temperature. 0000002238 00000 n It must be professional, it must be technically correct, and above all, it must focus on safety.
honeywell mercury thermostat wiring diagram – What’s Wiring Diagram? 7u6���u���6&~s��sx��|�f�W�퓮}Հ̤-�M���c�- ��Ϲ������M��s���9��t$;�� Typical 4 wire thermostat (t-stat) wiring examples follow.
0000001817 00000 n 1). 1), ... but do not disconnect the wires. #���Z��N�|�J! Find out if your home is compatible with a Honeywell Home thermostat. A switch will be a break in the line with a line at an angle to the cable, much like a light button you can turn on and off.
2. �o 0000091150 00000 n 0000074958 00000 n Remove and discard the plastic insert protecting the mer- cury switch. It reveals the elements of the circuit as simplified shapes, as well as the … January 16, 2019 by Larry A. Wellborn Variety of honeywell mercury thermostat wiring diagram. I found all of that in this DVD, and I am confident that you will be impressed with the quality of the information contained in this excellent resource.This easy to understand tutorial (and no – you won’t need to understand technical “jargon”) breaks down the majority of home wiring projects you’ll encounter around the house and provides detailed, step-by-step instructions on how to complete them – The latest in my series of ‘Internet Electrician’ E-Books covers the use of a digital multi meter.This is one of those ‘tried and true’ tools of the trade that electricians can’t imagine doing their job without. The tube is held in place by a bimetallic coil that rotates the tube as the coil heats up or cools off. I completely understand. 0000009058 00000 n The obvious down side of this is that if the battery goes dead the thermostat will no longer function.Climate control systems have evolved a great deal in the last several years with the evolution of electronic control. 0000014637 00000 n startxref There should be an open circuit when the mercury is not contacting the wire contacts and a closed connection when it is. If input voltage exists but no output voltage, the problem is the transformer; replace that. Both examples of how to wire a Honeywell thermostat with 4 wires are discussed below. A mechanic and truck driver for more than 40 years, Lowell is able to write knowledgeably on many automotive and mechanical subjects. By the use of an adjustable set-point, the job of the thermostat is to turn on either the heating or cooling system to maintain the desired room temperature in the home, and to turn off the system when the desired temperature is achieved.
0000001157 00000 n 0000017115 00000 n The thermostat is the control device that provides a simple user interface with the internal workings of your homes climate control system. 0000011843 00000 n
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