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Most Recent Honeywell RTH3100C Questions
How To Reset Your Thermostat
I'm having a problem with my thermostat it's got cooling off heat an only working on E M Heat would ...
I'm having a problem with my thermostat it's got cooling off heat an only working on E M Heat would ...
(Posted by Quintinmoore48 3 years ago)
Honeywell Rth3100c Function 6 Setting
A little booklet that came with the thermostat shows function 6 being set to 5 which says for gas or...
A little booklet that came with the thermostat shows function 6 being set to 5 which says for gas or...
(Posted by blpearsall 5 years ago)
Where Is T Button
how do I change reading from Celsius to Fahrenheit on rth3100c
how do I change reading from Celsius to Fahrenheit on rth3100c
(Posted by drtorres10502 9 years ago)
How Do You Reset The Inside Temp On This Therm?
(Posted by quark72000 9 years ago)
Popular Honeywell RTH3100C Manual Pages
Owner's Manual - Page 1
RTH3100C
Non-Programmable Digital Thermostat
Installation Guide
69-1889EF-1
Owner's Manual - Page 3
Table of contents
Getting started Installation tips 2 Pre-installation checklist 3
Old thermostat removal Remove old thermostat 5 Identify and label wires 6
New thermostat installation Wallplate mounting 8 Wire connections 11 Battery installation 13 Thermostat mounting 14
RTH3100C
System setup How to change settings 15 Set auxiliary heat cycle rate 16 Set emergency heat cycle rate 17 ...
Owner's Manual - Page 4
...-by-step instructions in three simple steps
• Label wires and remove your old thermostat (see pages 5-7). • Install and wire your new thermostat (see pages 8-14). • Set your heating/cooling system
(see pages 15-18). even if you've never done it before you need ready to match your new thermostat to go before ! Installation tips
•...
Owner's Manual - Page 6
Installation Guide
Pre-installation checklist
Required tools & supplies • No. 2 Phillips screwdriver • Small pocket screwdriver • Drill • Drill bit (3/16" for drywall, 7/32" for plaster) • Hammer • Pencil • Electrical tape • Level (optional) • Two fresh AA alkaline batteries
Owner's Manual - Page 8
Wrap the bare metal ends of each unused wire with electrical tape, so it cannot touch and short out other wires. Do not use
If any wires are not attached to terminals in your old thermostat, do not connect them to your new thermostat.
Installation Guide
Identify wires you will not use unconnected wires.
Owner's Manual - Page 10
Installation Guide
Remove wallplate
Pull at bottom to remove thermostat from wallplate.
HIPS
PULL HERE
Wallplate
Owner's Manual - Page 12
Use hammer to tap anchors into holes until flush with wall.
3. Check level if desired, then tighten screws.
10 Installation Guide
Mount wallplate
1. Place wallplate over anchors and insert screws. Drill holes at pencil-marked locations: 3/16" holes for drywall 7/32" holes for plaster
2.
Owner's Manual - Page 14
...
or
or
or
X W Y1 F
X2 W1 M
W2
If the old thermostat had W1, W2 and Y wires, contact a heating/ cooling contractor for help .
If the old thermostat had both V and VR wires, contact a heating/ cooling contractor for help .
Installation Guide
Connect wires (less common wire designations)
If labels do not match thermostat letters, check the chart at right (see notes, below). If...
Owner's Manual - Page 16
... heating/cooling system, or at the fuse/circuit-breaker panel. Align the 4 tabs on the wallplate with corresponding slots on the back of the thermostat, then push gently until the thermostat snaps into the wall opening.
Wallplate Thermostat
14
Installation Guide
Mount thermostat and restore electrical power
1. TIP: If wires interfere when you try to mount the...
Owner's Manual - Page 17
... ts to change settings. Press t to exit and save settings.
15
Press s to advance to enter system setup. Press and hold the s and t buttons until the display changes. Function number
6
Setting
Setup
5
To begin, press and hold the s and t buttons to next function. RTH3100C
System setup (set thermostat to match your system)
Next, you must set the thermostat to control the...
Owner's Manual - Page 18
...% efficiency
1 For steam or gravity systems 3 For hot water systems & furnaces of over 90%
efficiency 9 For electric furnaces
When finished, press to advance to change setting. Installation Guide
Function 6: Auxiliary heat cycle rate
Setup
65
Press to the next function.
16
Owner's Manual - Page 20
When finished, press and hold both buttons to change setting.
Installation Guide
Function 14: Temperature display
Setup
14 0
Press the t button to select Fahrenheit or Celsius temperature display:
0 Fahrenheit temperature display (°F) 1 Celsius temperature display (°C)
Press to exit and save changes.
18
Owner's Manual - Page 21
....
19 Make sure the temperature is set higher than the Inside temperature.
• Check circuit breaker and reset if necessary. • Make sure heating & cooling power switches are on . • Make sure furnace door is securely closed securely. • Make sure fresh AA alkaline batteries are correctly installed
(see page 13).
Display is...
Owner's Manual - Page 22
...; to the compressor.
"Heat On" is not displayed
"Cool On" is engaged. Wait 5 minutes for the system to restart safely, without damage to 37°C). Installation Guide
In case of difficulty
Temperature settings do not change
Make sure heating and cooling temperatures are set the temperature level below the current room temperature.
20
Owner's Manual - Page 24
...Honeywell that the defect or malfunction was in the workmanship or materials, under normal use and service, for a period of one (1) year from the date of a consumer. Honeywell... was caused by the consumer.
Installation Guide
1-year limited warranty
Honeywell warrants this product, excluding battery, to be defective or malfunctions, Honeywell shall repair or replace it (at 1-800-468-1502...
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