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Honeywell RTH6300B Support Question

Honeywell RTH6300B Support Question

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Question posted by wolfeaimp on January 28th, 2013

The Thermostat Doesn't Light Up.

I changed the batteries and the thermostat still doesn't light up although it is functional. What can I do to correct the problem?

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Related Honeywell RTH6300B Manual Pages

Owner's Manual - Page 1

RTH6300B Programmable Thermostat Installation Guide
Owner's Manual - Page 2

... Customer Care toll-free at 1-800-468-1502 Read and save these instructions ® U.S. Patents pending. Copyright © 2005 Honeywell International Inc. Contact your old thermostat in the trash if it contains mercury in a sealed tube. Need Help? All rights reserved.
Owner's Manual - Page 3

RTH6300B Programmable Thermostat 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 9 Wire connections 12 Battery installation 14 Thermostat mounting 15 System setup How to change settings 16 Set system type 17 Set changeover valve 18...
Owner's Manual - Page 4

... follow the simple, step-by-step instructions in three simple steps • Label wires and remove your old thermostat (see pages 5-8). • Install and wire your new thermostat (see pages 9-15). • Set your new thermostat to go before you 've never done it before! Use wire labels instead (see pages 3-4). • Do...
Owner's Manual - Page 5

RTH6300B Programmable Thermostat Pre-installation checklist Check to make sure your package includes the following items: RTH6300B thermostat (wallplate attached to back) Quick reference card Operating manual Wall anchors and mounting screws (2 each) Caution card 3 Wire labels
Owner's Manual - Page 7

If so, see inside front cover of this manual for proper disposal instructions. Old thermostat Cover 5 Leave wallplate in place Is there a sealed tube containing mercury? RTH6300B Programmable Thermostat Remove your old thermostat 1 Turn off power at heating/cooling system (or fuse/circuit-breaker panel). 2 Remove cover and thermostat, but leave wallplate with wires attached.
Owner's Manual - Page 9

RTH6300B Programmable Thermostat Identify wires you will not connect it to your new thermostat. Do not use unconnected wires 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...
Owner's Manual - Page 11

Wallplate Thermostat 9 Insert quick reference card into wire hole and pull to remove wallplate from new thermostat. RTH6300B Programmable Thermostat Remove wallplate and install quick reference card Insert finger into slot in back of thermostat.
Owner's Manual - Page 13

RTH6300B Programmable Thermostat Mount wallplate 1 Drill holes at pencil-marked locations 3/16" holes for drywall 7/32" holes for plaster 2 Use hammer to tap anchors into holes until flush with wall 3 Place wallplate over anchors and insert screws. Check level if desired, then tighten screws. 11
Owner's Manual - Page 15

RTH6300B Programmable Thermostat Connect wires (less common wire designations) If labels do not use C, X or B. Do not connect both R and Rc terminals, remove metal jumper (see notes, below). Wrap B wire with electrical tape. 13 Wrap bare end of wire with electrical tape and do not match letters on the thermostat, check the chart at...
Owner's Manual - Page 16

After installation, batteries can be changed without removing the thermostat from the wall (see Operating Manual for more information). Installation Guide Install batteries Install two fresh AA alkaline batteries in back of thermostat 14 Back of thermostat.
Owner's Manual - Page 17

...: If wires interfere when you try to mount the thermostat, push excess wire back into place. 2 Restore electrical power at the heating/cooling system, or at the fuse/circuit-breaker panel. RTH6300B Programmable Thermostat Mount thermostat and restore electrical power 1 Align the 4 tabs on the wallplate with corresponding slots on the back of the...
Owner's Manual - Page 18

... and FAN buttons to enter system setup. Press DONE to change settings. buttons until the display changes: Press NEXT to advance to control the heating and cooling system in your system) Next, you must set the thermostat to next function. Installation Guide System setup (set thermostat to match your home. Press and hold the and...
Owner's Manual - Page 19

When correct setting is selected, press NEXT to change setting. RTH6300B Programmable Thermostat Function 1: System type 10 Done Next Press to display next function. Press the or button to select the type of climate control system you have in your home: 0 Heating & cooling: .... (Use this setting if you could turn the fan on and off with a fan switch on your old thermostat.) 17
Owner's Manual - Page 21

When correct setting is selected, press NEXT to continue. 19 Note: If Function 3 does not appear, please turn to the next page to display next function. 0 Gas or oil heat:...1 Electric heat: Use this setting if you have an electric heating system (thermostat controls fan operation). RTH6300B Programmable Thermostat Function 3: Heating fan control Press the or button to select your heat- 3 0...
Owner's Manual - Page 23

When correct setting is selected, press DONE to change setting. RTH6300B Programmable Thermostat Function 14: Temperature display 14 Press the or button to select 0 Fahrenheit or Celsius temperature display: 0 Fahrenheit temperature display (°F) 1 Celsius temperature display (°C) Done Next Press to exit and save changes. 21
Owner's Manual - Page 24

... Function 1: System Type to make sure it is blank • Make sure fresh AA alkaline batteries are set to 37°C). Cannot change Make sure heating and cooling temperatures are properly installed (see page 17). Installation Guide In case of difficulty If you have difficulty with your thermostat, please try the suggestions below. Most problems...
Owner's Manual - Page 25

... to set system to the compressor. 23 Wait 5 minutes for the system to Heat. Make sure the temperature is set lower than the Inside temperature. RTH6300B Programmable Thermostat In case of difficulty Heating or • cooling system does not respond • Press SYSTEM button to set system to respond.
Owner's Manual - Page 27

RTH6300B Programmable Thermostat Customer assistance Model number xxxxxxx Date code xxxxxxx For assistance with this product, please visit www.honeywell.com/yourhome. Battery holder Part No. 50007072-001 Cover plate assembly ........Part No. 50002883-001 (Use to cover marks left by old thermostats.) 25 Or call Honeywell Customer Care toll-free at 1-800-468-1502...
Owner's Manual - Page 29

... OF ANY WARRANTY, EXPRESS OR IMPLIED, OR ANY OTHER FAILURE OF THIS PRODUCT. Some states do not allow the exclusion or limitation of a consumer. RTH6300B Programmable Thermostat Limited 1-year warranty This warranty does not cover removal or reinstallation costs.This warranty shall not apply if it is shown by Honeywell that the...

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