Honeywell RTH3100C Support Question
Honeywell RTH3100C Support Question
Find answers below for this question about Honeywell RTH3100C.Need a Honeywell RTH3100C manual? We have 1 online manual for this item!
Question posted by drtorres10502 on March 11th, 2015
Where Is T Button
how do I change reading from Celsius to Fahrenheit on rth3100c
Current Answers
Answer #1: Posted by TommyKervz on March 12th, 2015 2:13 AM
TommyKervz
Member since:
January 10th, 2013 Points: 17,776,813
Member since:
January 10th, 2013 Points: 17,776,813
Refer to the owners manual on page 20
Related Honeywell RTH3100C Manual Pages
Owner's Manual - Page 1
RTH3100C
Non-Programmable Digital Thermostat
Installation Guide
69-1889EF-1
Owner's Manual - Page 2
Need Help? Patents pending. Copyright © 2006 Honeywell International Inc. CAUTION: ELECTRICAL HAZARD Turn off power at 1-800-468-1502
Read and save these instructions.
® U.S. For assistance with this product is replacing a control that contains mercury in a sealed tube, do not place the old control ...
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
...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...color as a guide. Installation tips
• Have everything you need ready to match your new thermostat to go before you 've never done it before! even if you begin (see pages 15-...
Owner's Manual - Page 5
APrbeo-uintsytoaullratnieown cthercmkloissttat
Check to make sure your package includes the following items:
RTH3100C
RTH3100C thermostat (wallplate attached to back)
Operating Manual
Wall anchors and mounting screws
(2 each)
Wire Labels
Owner's Manual - Page 7
If so, see inside front cover of this manual for proper disposal instructions. Remove cover and thermostat, but leave wallplate with wires attached.
Is there a sealed tube containing mercury? RTH3100C
Leave wallplate in place. Remove your old thermostat
1. Turn off power at heating/cooling system (or fuse/circuit-breaker panel). 2.
Old thermostat
Cover
Owner's Manual - Page 8
Do not use
If any wires are not attached to terminals in your old thermostat, do not connect them to your new thermostat. Wrap the bare metal ends of each unused wire with electrical tape, so it cannot touch and short out other wires.
Installation Guide
Identify wires you will not use unconnected wires.
Owner's Manual - Page 9
... let wires fall into wall opening .
RTH3100C
Label wires and remove old wallplate
Use a screwdriver to identify wire types.
Aux O Wrap supplied labels securely around each wire, wrap it with the label matching the letter on your old thermostat. (Adhesive labels are supplied in your thermostat package.) Remove the old wallplate only after...
Owner's Manual - Page 10
HIPS
PULL HERE
Wallplate Installation Guide
Remove wallplate
Pull at bottom to remove thermostat from wallplate.
Owner's Manual - Page 11
RTH3100C
3. AMbaoruktwyaolulprlanteewmthoeurnmtinosgtaptosition
1.
Level wallplate if desired (lay level across tabs). Pull wires through wallplate.
2. Mark positions of both screw holes.
Owner's Manual - Page 13
Labels don't match? Use a screwdriver to loosen screw terminals, insert wires, then tighten screws.
3.
Match each labeled wire with same letter on thermostat, see next page.
11
RTH3100C Connect wires (typical installation)
1. Push any excess wire back into the wall opening.
If labels do not match letters on terminal.
2.
Owner's Manual - Page 14
... terminals E and Aux.
1
2
2
LR
B
C
or
or
or
or
FV H B
VR
X
LRBC
12 Installation Guide
Connect wires (less common wire designations)
If labels do not match thermostat letters, check the chart at right (see notes, below). E Aux Y G O
If no wire matches the E terminal on the new...
Owner's Manual - Page 15
Install batteries
Install two fresh AA alkaline batteries in back of thermostat 13
RTH3100C
Back of thermostat.
Owner's Manual - Page 17
.... Press and hold the s and t buttons to enter system setup. Press s to advance to change settings. Press and hold ts to control the heating and cooling system in your home. Function number
6
Setting
Setup
5
To begin, press and hold the s and t buttons until the display changes.
RTH3100C
System setup (set thermostat to match your system)
Next...
Owner's Manual - Page 18
Installation Guide
Function 6: Auxiliary heat cycle rate
Setup
65
Press to the next function.
16
Press the t button to select your auxiliary heating system and optimize its operation:
5 For gas or oil furnaces of less than 90% efficiency
1 For steam or gravity systems 3 ...
Owner's Manual - Page 19
RTH3100C
Function 8: Emergency heat cycle rate
Setup
89
Press to the next function.
17 Press the t button to ...select your emergency heating system and optimize its operation:
9 For electric furnaces 1 For steam or gravity systems 3 For hot water systems & furnaces of over 90%
efficiency 5 For gas or oil furnaces of less than 90%
efficiency
When finished, press to advance to change...
Owner's Manual - Page 20
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 When finished, press and hold both buttons to change setting.
Owner's Manual - Page 21
... door is securely closed securely. • Make sure fresh AA alkaline batteries are correctly installed
(see page 13). In case of difficulty
RTH3100C
If you have difficulty with your thermostat, please try the following suggestions. Heating or cooling system does not respond
• Set system switch to Cool. Most problems can be...
Owner's Manual - Page 23
... and date code before calling. Or call Honeywell Customer Care toll-free at 1-800-468-1502. Cover plate Part No. 50002883-001 *Use to remove thermostat from wallplate. Accessories/replacement parts
To order, please call Honeywell Customer Care toll-free at 1-800-468-1502. Customer assistance
Pull at bottom to cover...
Owner's Manual - Page 25
... questions concerning this limitation may not apply to you. If you have other rights which vary from state to you may not apply to state. RTH3100C
1-year limited warranty
INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING, DIRECTLY OR INDIRECTLY, FROM ANY BREACH OF ANY WARRANTY, EXPRESS OR IMPLIED, OR ANY OTHER...
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