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Question posted by LSHAEFFER on October 7th, 2013

Batteries......

Why do I need the batteries?? The manual says for back up. Back up of what?

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Answer #1: Posted by TommyKervz on October 7th, 2013 6:36 AM

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TommyKervz

Member since:
January 10th, 2013

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Greetings. The batteries controls thw display. Without batteries the display will be blank and the thermostat will not operate the heating and/or cooling system.

Hope that is helpful.
Kervz at www.satechhelp.co.za

Related Honeywell TH5320 Manual Pages

Owner's Manual - Page 1

Operating Manual FocusPRO® TH5320R Wireless Thermostat Termóstato inalámbrico Thermostat Sans Fil

Owner's Manual - Page 2

CAUTION: EQUIPMENT DAMAGE HAZARD. Need Help? Battery Holder Press down and pull to remove batteries. For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care ... when outdoor temperature is below 50°F (10°C). All rights reserved. Patents pending. Registered Trademark. Batteries should be replaced once a year (see page 11).

Owner's Manual - Page 3

...vea la página 15 • Français : voir la page 30 About your new thermostat Initial setup 2 Quick reference to controls ........3 Quick reference to display ..........4 Operation Fan settings (auto/on... outdoor climate 9 Find lost remote control 9 Compressor protection 10 Appendices Battery replacement 11 In case of difficulty 13 Limited warranty 14 Regulatory information 45 1

Owner's Manual - Page 4

About your new thermostat Your new wireless thermostat is choose the settings you prefer: 1 Select fan setting (Auto/On See page 5 2 Select system setting (Heat/Cool See page 6 2 All you have to do is pre-set for immediate use.

Owner's Manual - Page 5

Quick reference to controls Digital display (see page 4) Battery holder (see page 11) Temperature buttons Press to adjust temperature Function buttons Press to select the function displayed just above each button. (Functions change depending on the task.) 3

Owner's Manual - Page 6

Quick reference to display screen Current inside temperature Low battery warnings (see pages 11-12) Indoor 75 ° Replace Battery Aux Heat On Fan Auto System Heat Heat Setting 75° More Temperature setting Auxiliary heat (Only for heat pumps with auxiliary heat) System status ...

Owner's Manual - Page 8

... Note: Options may vary depending on the indoor temperature. • Em Heat (only for heat pumps with auxiliary heat): Thermostat controls Emergency and Auxiliary Heat. Press SYSTEM to select: • Heat: Thermostat controls only the heating system. • Cool: Thermostat controls only the cooling system. • Off: All systems are off. • Auto...

Owner's Manual - Page 9

... used in climates where both air conditioning and heating are often used on the same day. The thermostat will automatically adjust settings to Auto, the thermostat automatically selects heating or cooling depending on how your thermostat was installed. Auto Changeover (heat/cool) Fan Auto System Auto More Press until screen displays "Auto" Note...

Owner's Manual - Page 10

... temperature as you move from room to temperatures measured at the Remote, the thermostat will display Remote has Control. Press CANCEL to restore temperature control to the thermostat (the system will only respond to room. See Remote Control Operating Manual for more information. 8 When the system is measured at location of remote control...

Owner's Manual - Page 13

... and pull to be reset. Note: If batteries are installed, the thermostat will automatically restore communication with the wireless network within t2 minutes, the time and day will not have to remove Insert fresh AA alkaline batteries, then reinstall battery holder Install fresh batteries when the REPLACE BATTERY warning begins flashing. The warning flashes about two...

Owner's Manual - Page 14

... cover and install 2 fresh AA lithium batteries Replace outdoor sensor batteries when the REPLACE BATTERY OUTDOOR warning begins flashing on the thermostat. The warning flashes about two months before the batteries are installed, the sensor will automatically restore communication with the wireless network within a few minutes. 12 Battery replacement (outdoor air sensor) Remove sensor...

Owner's Manual - Page 15

...5 minutes for the system to respond. Make sure furnace door is restored, the thermostat will automatically restore wireless communication within a few minutes. 13 To restore power: •...8226; Make sure furnace door is on . After power is closed securely. Screen displays Thermostat has lost radio contact with the wireless network (usually "No Signal" because of difficulty ...

Owner's Manual - Page 16

... Retail Products ON15-02H, Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Scarborough, Ontario M1V4Z9. Up to 5-year limited warranty Honeywell warrants this product, excluding battery, to be free from which you . When the product is defective, (i) return it, with a bill of sale or other rights which occurred while the product...

Owner's Manual - Page 52

...; U.S. For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at 1-800-468-1502 ¿Necesita ayuda? Need Help?