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Honeywell RTH3100C Support Question

Honeywell RTH3100C Support Question

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Question posted by robinyoung35146 on June 11th, 2011

Thermostat Problems

just installed a new rth3100c thermostat. it will not engage the outside central air unit. all disconnects are turned on, the outside unit can be manually engaged by pushing in the manual start up the inside blower will cut on when the auto cycle is set on the thermostat but like i said the outside unit will not come on

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Related 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

... following pages. Just follow the simple, step-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 3-4). • Do not use wire color as a guide. Installation tips • Have everything you...
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 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 7

If so, see inside front cover of this manual for proper disposal instructions. Turn off power at heating/cooling system (or fuse/circuit-breaker panel). 2. Is there a sealed tube containing mercury? Remove cover and thermostat, but leave wallplate with wires attached. RTH3100C Leave wallplate in place. Remove your old thermostat 1. Old thermostat Cover 
Owner's Manual - Page 8

Installation Guide Identify wires you will 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 cannot touch and short out other wires.
Owner's Manual - Page 9

... are supplied in your thermostat package.) Remove the old wallplate only after all wires are labeled. E IGNORE WIRE COLORS: Use only letter designations to disconnect wires one by one. Do not let wires fall into wall opening . Be careful not to let loose wires fall into the wall opening ! RTH3100C Label wires and...
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 11

Level wallplate if desired (lay level across tabs). RTH3100C 3. AMbaoruktwyaolulprlanteewmthoeurnmtinosgtaptosition 1. Mark positions of both screw holes.  Pull wires through wallplate. 2.
Owner's Manual - Page 12

Place wallplate over anchors and insert screws. Installation Guide 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. Check level if desired, then tighten screws. 10
Owner's Manual - Page 13

Use a screwdriver to loosen screw terminals, insert wires, then tighten screws. 3. Connect wires (typical installation) 1. Match each labeled wire with same letter on thermostat, see next page. 11 RTH3100C If labels do not match letters on terminal. 2. Push any excess wire back into the wall opening. Labels don't match?
Owner's Manual - Page 14

... 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). E Aux Y G O If no wire matches the E terminal on the new thermostat, use a small piece of wire to the C terminal. If the...
Owner's Manual - Page 15

RTH3100C Back of thermostat. Install batteries Install two fresh AA alkaline batteries in back of thermostat 13
Owner's Manual - Page 16

Installation Guide Mount thermostat and restore electrical power 1. TIP: If wires interfere when you try to mount the thermostat, push excess wire back into place. 2. Wallplate Thermostat 14 Restore electrical power at the heating/cooling system, or at the fuse/circuit-breaker panel. Align the 4 tabs on the wallplate with corresponding slots ...
Owner's Manual - Page 17

... settings. Press t to next function. Press and hold ts to control the heating and cooling system in your home. RTH3100C System setup (set thermostat to match your system) Next, you must set the thermostat to exit and save settings. 15 Function number 6 Setting Setup 5 To begin, press and hold the s and t buttons until...
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 ...
Owner's Manual - Page 21

In case of difficulty RTH3100C If you have difficulty with your thermostat, please try the following suggestions. Make sure the temperature is set lower than the Inside temperature. • Set system switch to Cool. Make sure the temperature is securely closed. • Wait 5 minutes for the system to Heat. Heating or cooling ...
Owner's Manual - Page 23

Or call Honeywell Customer Care toll-free at 1-800-468-1502. RTH3100C For assistance with this product, please visit http://yourhome.honeywell.com. Turn thermostat over to cover marks left by old thermostats. 21 Cover plate Part No. 50002883-001 *Use to find model number... parts To order, please call Honeywell Customer Care toll-free at bottom to remove thermostat from wallplate.
Owner's Manual - Page 25

... you specific legal rights, and you . In Canada, write Retail Products ON15-02H, Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Scarborough, Ontario M1V4Z9. 23 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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