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Question posted by sound1ron on December 2nd, 2016

I Only Have 2 Wires Going To My Old Honeywell Thermo.

Will This Thermo Work And How To Wire It?

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Answer #1: Posted by TommyKervz on December 3rd, 2016 7:23 AM

TommyKervz

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January 10th, 2013

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Please refer to the installation guide on the link below https://www.manualslib.com/manual/423744/Honeywell-Rth2310b.html

Hope that is helpful.
Kervz at www.satechhelp.co.za

Related Honeywell RTH2310B Manual Pages

Owner's Manual - Page 1

Quick Installation Guide RTH2310 Programmable Thermostat 69-2214EF-04

Owner's Manual - Page 2

... the simple step-by-step instructions in the following pages. 1) Identify your system type. 2) Remove your old thermostat. 3) Identify the wires. 4) Mount the new wallplate. 5) Connect the wires. 6) If the wire labels don't match. 7) Specify the furnace type. 8) Install the batteries. 9) Install the thermostat. 10) Set the system. Quick Installation Guide Installation is Easy Your new...

Owner's Manual - Page 3

... If you are not sure of your system type or if you have any other questions, call us toll-free at 1-800-468-1502. This thermostat is compatible with the following systems: • Gas, oil or electric furnace • Central air conditioner • a hot water system with heat pumps or multi...

Owner's Manual - Page 4

... wallplate yet. MERCURY NOTICE: Do not put your local waste management authority for instructions regarding recycling and proper disposal. 3 Contact your old thermostat in the trash if it contains mercury in a sealed tube. Quick Installation Guide 2 Remove Old Thermostat 2. 1) Turn power off at the heating/cooling system. 2) Remove old thermostat, but leave wallplate with wires attached.

Owner's Manual - Page 5

... of each wire. Disconnect wires and remove the old wallplate only after all wires are attached to a terminal marked C or C1, they will not be connected to your old thermostat or are labeled. Wrap the wires around a pencil to identify wires. If any wires are not attached to your new thermostat. Do not use non-connected wires. RTH2310 Programmable Thermostat 3 Identify Wires 3.

Owner's Manual - Page 6

Quick Installation Guide 4 Mount New Wallplate 4. 1) Remove coverplate. 2) Loosen screw (the screw remains captive on wallplate). 3) Remove thermostat. 4) Mark and drill appropriate mounting holes (or use existing holes). Insert plastic anchors. Pass wires through opening of wallplate and secure wallplate to the wall using provided screws. 5

Owner's Manual - Page 7

Remove jumper if you have both R and Rc wires. 1) Match each labeled wire with the terminal having the same letter. 2) Loosen the terminal screws using a screwdriver, insert the wires, then tighten the screws. 3) Push any terminal on the thermostat, see next page. 6 If a wire does not match any excess wire back into the wall opening. Labels don...

Owner's Manual - Page 8

Quick Installation Guide 6 Connect Wires (less common wiring) If a labeled wire does not match any terminal designation, see previous page). 7 Do not use C, X or B. If wires are connected to both Rh and Rc terminals, remove jumper (see diagram below. Wrap bare end of wire with electrical tape.

Owner's Manual - Page 9

Set the Jumper J2, on the back of the thermostat, if you have connected a wire to this factory-set position if you have a gas or oil furnace. HE Place the jumper to the G terminal. J2 jumper HG Leave the jumper in this position if you have an electric furnace. 8 RTH2310 Programmable Thermostat 7 Specify Furnace Type 6.

Owner's Manual - Page 10

... the battery cover. It is normal that the displayed temperature be higher than the ambient temperature if you are installed, the thermostat performs a series of tests for approximately 5 seconds. The thermostat will hear a clicking sound. You will display the ambient temperature once it is 70 °F (21 °C). 9 Afterwards, the screen displays...

Owner's Manual - Page 11

RTH2310 Programmable Thermostat 9 Install thermostat 8. 1) Mount the thermostat on the wallplate. 2) Tighten the screw and install the coverplate. 3) Turn power back on at the heating/cooling system. 10

Owner's Manual - Page 13