Honeywell RTH7600 Owner's Manual

Touchscreen Programmable

RTH7600

Thermostat

RET97C

Series

Owner’s Manual

Read and save these instructions.

For help please visit yourhome.honeywell.com

Installation is Easy

1. Label wires and remove your old thermostat

2. Install and wire your new thermostat

3. Set your new thermostat to match your heating/cooling system

• This thermostat works with virtually all System Types

• It is preset for the most common system

Do you need assistance? We are here to help.

Call 1-800-468-1502 for wiring assistance before returning the thermostat to the store.

This thermostat works on 24 volt or 750 mV systems. It will NOT work on 120/240 Volt systems.

ATTENTION: MERCURY RECYCLING NOTICE

NO MERCUR NE PAS JETER

This product does not contain mercury. However, this product may replace a product that contains

LE MERCURE

This thermostat contains a Lithium battery which may contain Perchlorate material.

Perchlorate Material—special handling may apply, See www.dtsc. ca.gov/hazardouswaste/perchlorate

NOTICE: To avoid possible compressor damage, do not run air conditioner if the outside temperature drops below 50°F (10°C).

mercury. Mercury and products containing mercury should not be discarded in household trash.

For more information on how and where to properly recycle a thermostat containing mercury in the United States, please refer to the Thermostat Recycling Corporation at www.thermostat-recycle.org.

For mercury thermostat recycling in Canada, please refer to Switch the Stat at www.switchthestat.ca

Customer assistance

For assistance with this product, please visit

http://yourhome.honeywell.com.

Or call Honeywell Customer Care toll-free at

1-800-468-1502.

To save time, please note your model number and date code before calling.

Pull at bottom to remove thermostat from wallplate.

Turn thermostat over to find model number and date code.

® U.S. Registered Trademark. Patents pending. US Patent No. 6,595,430; 7,114,554; 7,274,972; 7,225,054 and other patents pending

Table of contents

Installation

Installation ............................................3

Advanced Installation .........................10

About your new thermostat

Controls and Home screen

quick reference ...................................13

Preset energy-saving schedules ........14

Programming and operation

Setting the clock .................................14

Adjusting program schedules .............15

Overriding schedules temporarily ......15

Overriding schedules permanently ....16

Auto Changeover ...............................16

Change filter .......................................17

Replace batteries ...............................18

Appendices

Troubleshooting .................................. 19

Limited warranty .................................20

1 Turn Off Power to Heating/Cooling System

Circuit breaker

box

Heating/cooling system

power switch

M28100

2 Remove Old Thermostat

M28073

Remove old thermostat but leave wallplate with wires attached.

If you have an older thermostat with a

Do not remove wallplate yet

sealed mercury tube, turn to page 2 for proper disposal instructions.

Terminal designation

3 Label Wires with Tags

Label the wires using the supplied wire labels as you disconnect them, then remove the old wallplate. Wire color might not match labels.

Wire Labels

Terminal designation

4 Separate Wallplate from New Thermostat

Remove wallplate from the new thermostat and mount onto wall.

Wallplate

5 Mount Wallplate

Mount the new wallplate using the included screws and anchors.

MCR28094

Drill 3/16-in. holes for drywall Drill 3/32-in. holes for plaster

6 Connect Wires

Simply match wire labels. If labels do not match letters on the thermostat, check “Alternate Wiring

(Conventional Systems)” on page 6 and connect to terminal as shown here (see notes, below).

We are here to help. Call 1-800-468-1502 for wiring assistance.

SCREW

INSERT WIRES THEN TIGHTEN SCREWS

CONVENTIONAL

LABELED WIRES

WIRE HOLE

CONVENTIONAL

Remove metal jumper if you have both R and Rc wires.

MCR28070

Alternate Wiring (Conventional Systems)

MCR28076

MCR33552

HEAT PUMP

If labels do not match terminals, connect wires as shown here (see notes, below).

Remove metal jumper connecting R and Rc only if you must connect both

R and Rc wires.

If your old thermostat had both R and RH wires, remove metal jumper. Connect the R wire to the Rc terminal, and the RH wire to the R terminal.

If your old thermostat had only 1 C or C1 wire, connect it to the C terminal. If your old thermostat had 2 C or C1 wires, wrap each separately with electrical tape and do not connect them.

Alternate Wiring (Heat Pump)

If labels do not match letters on thermostat, see page 7.

O/B

Aux

NOTE: If E and Aux

do not each have a

wire connected, use a small piece of wire to connect them to each

other.

Alternate Wiring (For Heat Pumps Only)

Leave metal jumper in place, connecting R & Rc terminals. If your old thermostat had both

V and VR wires, stop now and contact a

qualified contractor for help. If your old thermostat had separate

the

C terminal. If another wire is attached to the C terminal, stop now and

O and B wires, attach the B wire to

contact a qualified contractor for help. If your old thermostat had

Y1, W1 and W2 wires, stop now and contact a

qualified contractor for help. If

L terminal is used, C terminal wire must be connected (contact a

contractor if there is no If

E and Aux terminals do not each have a wire connected, use a small

piece of wire to connect them to each other.

C wire).

7 Install Batteries

MCR28101

MCR27518

Install two AA alkaline batteries and remove tab.

Remove tab

Back of thermostat

8 Install Thermostat onto Wallplate

Install thermostat onto the wallplate on the wall.

9 Turn Power Back On

Turn the power back on to the heating/cooling system.

Circuit breaker box Heating/cooling system

power switch

10 Set Time and Date

MCR33548

MCR33549

1. Press s or t to set month, then press NEXT.

2. Press s or t to set day, then press NEXT.

3. Press s or t to set year, then press DONE.

4. Press s or t to set time, then press DONE to save and exit.

Go Back

2012

Done

10:10

Done

11 If your system type is...

If your system type is:

q Single Stage Heat and Cool

Congratulations, you’re done!

If your system type is:

q Multistage Heat and Cool q Heat Pump* without Backup Heat q Heat Pump* with Backup Heat q Heat Only q Cool Only

Continue with Advanced Installation on next page to match your thermostat to your system type.

*Heat Pump—an air conditioner that provides cooling in the summer, and also runs in reverse in the winter to provide heating.

If you are not sure of your system type or if you have other questions, call us toll-free at 1-800-468-1502.

This thermostat works on 24 volt or 750 mV systems. It will NOT work on multistage conventional systems.

Advanced Installation

Enter System Setup

1. Press and release the left button.

2. Press and hold the center button until the screen changes (approximately 5 seconds).

Mon

Set To

System

System & Fan

Cool

6:30

Fan Auto

Schedule

Clock & Mode

MCR3355

System

Heat Off Cool

Fan Auto

Fan

Done

MCR3359

Changing Settings

1. Press the s or t button to change the setting.

2. Press NEXT to advance to next function.

3. Press DONE to save & exit.

NOTE: Some functions in the following pages may not appear due to previous

selections made.

Function Description Setting

0120 Year Setting

(ﬁrst two digits)

0130 Year Setting

(second two digits)

0140 Month Setting 01 - 12 (i.e., January - December)

0150 Date Setting 01 - 31

Press the s or t button to change the setting.

20 = Year 20xx 21 = Year 21xx

01 - 99 (i.e., 2001 - 2099

Function Setting

0120

Go BackNext Done

MCR33551

Function Description Setting

0170 Select System Type 1 Heat/cool: Gas, oil or electric heating with central air

0180 Heating Fan Control 0 Gas or oil heat: Use this setting if you have a gas or oil

0190 Heat Pump Changeover Valve

(for heat pumps only)

0240 Heating Cycle Rate 5 Gas or oil furnace: Standard gas/oil furnace (less than 90%

0270 Emergency Heat Cycle Rate

(heat pumps only)

0300 Manual/Auto Changeover 0 Manual changeover (Heat/Cool/Off).

0320 Temperature Format (°F/°C) 0 Fahrenheit

0330 Daylight Saving Time On/Off 0 Off: No adjustment for daylight saving time.

Press the s or t button to change the setting.

conditioning.

2 Heat pump: Heat pump without backup or auxiliary heat. 3 Heat only: Gas, oil or electric heat without central air

conditioning.

4 Heat only with fan: Gas, oil or electric heat without central air

conditioning.

5 Hot water heat only (no fan): Gas, oil or hot water heat

without central air conditioning.

6 Cool only: Central air conditioning only. 7 Heat pump: Heat pump with backup or auxiliary heating. 8 Heat/Cool Multiple stages: 2 heat stages (wires on W and

W2), 2 cooling stages (wires on Y and Y2).

9 Heat/Cool Multiple stages: 2 heat stages (wires on W and

W2), 1 cooling stage (wire on Y).

10 Heat/Cool Multiple stages: 1 heat stage (wire on W), 2

cooling stages (wires on Y and Y2).

heating system (system controls fan operation).

1 Electric heat: Use this setting if you have an electric heating

system (thermostat controls fan operation).

0 Cooling changeover valve: Use this setting if you connected

a wire labeled “O” to the O/B terminal (see page 6).

1 Heating changeover valve: Use this setting if you connected

a wire labeled “B” to the O/B terminal (see page 7).

efﬁciency).

9 Electric furnace: Electric heating systems. 3 Heat pump, hot water or high-efﬁciency furnace: Hot water

system or gas furnace (more than 90% efﬁciency).

1 Gas/oil steam or gravity system: Steam or gravity heat

systems. Settings 5, 9, 3, or 1 recommended. Other settings: 2, 4, 6, 7, 8, 10, 11, 12. The number indicates how frequently the system cycles on and off to maintain the set temperature. A higher number means the system is on and off for shorter amounts of time, a lower number means longer on and off times. When these settings are set to match the system type, the thermostat controls temperature more accurately.

9 Electric furnace: Electric heating systems.

1 Automatic changeover (Heat/Cool/Auto/Off). Automatically

turns on Heat or Cool based on room temperature. Note:

System maintains minimum 3°F difference between heat and

cool settings.

1 Celsius

1 On: Auto-change to daylight saving time (for areas that do

not use the new 2007 DST calendar).

2 On: Auto-change to daylight saving time (2007 and beyond,

for areas that use the new 2007 DST calendar).

Function Description Setting

0500 Furnace Filter Change Reminder 0 Off (no reminder)

0530 Smart Response® Technology 1 On

0600 Maximum Heat Setting 90°F (other options: 40-89°F [4-32°C])

0610 Minimum Cool Setting 50°F (other options: 51-99°F [11-37°C])

0640 Clock Format 12 12-hour clock (i.e., “3:30 pm”)

Press the s or t button to change the setting.

1 Reminder in about 1 month 2 Reminder in about 3 months 3 Reminder in about 6 months 4 Reminder in about 9 months 5 Reminder in about 1 year 6 Reminder in about 3 years

0 Off

24 24-hour clock (i.e., “15:30”)

About your new thermostat

Your new Honeywell thermostat has been designed to give you many years of reliable service and easy-to-use, push-button climate control.

• Large touchscreen display with backlight is easy to read—even in the dark.

• Daily program schedules maximize comfort and economy.

• One-touch temp control overrides program schedule at any time.

• Precise comfort control keeps temperature within 1°F of the level you set.

• Change/check reminder lets you know when to replace furnace filter.

+ 28 hidden pages