Instruction/ maintenance manual of the product TH303 Aube Technologies
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TH303 Programmable Thermostat Owner ’ s Guide 400-303-000-C 400-303-000-C EF (4.5 x 3) ENG.fm Pa ge -1 Friday, June 19, 2009 9:28 AM.
Overview About your new thermostat .............. 1 Quick reference to controls .............. 2 Quick reference to screen display .... 3 Installation Removing the faceplate .................... 4 Wiring ...............................................
TH303 1 This thermostat has been designed to cont rol an electric heating system such as a baseboard heater , a radiant ceiling, a convector or a fan-forced heater . The thermostat CANNOT be used with: • a resistive load under 0.83 A • a resistive load over 10.
400-303-000-C 2 • T o turn the screen backlight on , press the Select button once. The backlight will remain on for 12 seconds. • T o display the setpoint temperature , press the Up or Down button once. The setpoint will be displayed for 5 seconds.
TH303 3 Quick reference to screen display Ambient temperatur e Heating intensity in dicator (No icon appea rs when heating is off. ) Tim e Periods (see page 12) Countdown mode (see p age 1 1) Manual m.
400-303-000-C 4 TURN OFF POWER OF THE HEA TING SYSTEM A T THE MAIN ELECTRICAL P ANEL TO A VOID ELECTRIC SHOCK. WA R N I N G : Instal lation must be carried out by a certified ele ctrician and must comply with national and local electrical codes. Loosen the screw holdin g the faceplate to the base.
TH303 5 Connect either one of the thermostat wir es to the heater wire and the othe r one to the po wer supply wire using solderless connectors for copper wires. NOTE : Special CO/ALR solderless connectors must be used when connecting with aluminium conductors.
400-303-000-C 6 • Install t he base onto an electrical box. • Place the FA N switch on Ye s only if the thermostat is connected to a fan-forced h eater . Otherwise leave at No . • If applicable, peel of f the protective sticker from the thermost at’s screen.
TH303 7 When you power the thermostat, the Ti me menu flashes on the screen. Set the thermostat’s clock and dat e as follows: NOTE : At any time, you can access the Tim e menu by pressing the Select button for 3 seconds and then pressing the Up button once.
400-303-000-C 8 In Automatic mode, the thermostat foll ows the programmed sch edule (see page 12). T o place the thermostat in Automat ic ( Auto ) mode: T empor ary override While the thermost at is in Automatic mode, you can pre ss the Up or Down bu tton to modif y the temperature.
TH303 9 Use the Manual mode if you wish to keep the thermostat at the same temperature indefi nitely . In this mo de, the thermostat will remain at this temperature until you press the Up or Down button to change it.
400-303-000-C 10 The Away mode can be used when you are away for an undetermined length of time. For frost protect ion while saving energy , the Away temperature is set by default at 15°C (59°F) and cannot be modified b y simply pressing the Up or Down button.
TH303 11 Use the Countd own mode if you wish to keep the sa me temperature for a predetermined length of time . The choices of countdown times ar e: 15, 30, 45 min, 1, 2, 4, 8, 12, 18 hr and 1 to 14 days. At the end o f the countdown, the thermost at automatically returns to t he previous mode and uses the temperat ure programmed for that mode .
400-303-000-C 12 When placed in Automa tic mode (see page 8), the thermost at follows the programmed schedule. By default, the ther mostat is programmed with the following schedule: The schedule consists of 4 periods per day , whic h represents a typical w ork day .
TH303 13 T o modify the schedule, proceed as follows: T o sk ip a period : When the hour or the temp erature of the period is fl ashing, press t he Up and Down buttons at the same time . (Alternative ly , s et its hour bet ween 23:00 [1 1:00 PM] and 0:00 [ 12:00 AM] or its temperatu re below 5°C [41°F].
400-303-000-C 14 Configurati on parameters Display Parameter Options Default setting T o modify Fan 1 Y es / No No F AN switch (see page 6) T ime format 12h / 24h 24h T ime menu (see p age 7) T empera.
TH303 15 1 Fan Place at Yes if you have a fan-forced h eater (to prevent prematur e burnout of the motor). Lea ve at No for better temp erature regulation if you do not have a fan-fo rced heater . 2 Awa y tem per atur e Set the temp erature you wish to use w hen the thermostat is in Away mode (see page 10).
400-303-000-C 16 The Configuration menu is shown below . n Press the Select butt on for 3 seconds to enter the main menu. o Press the Up button twice to enter t he Configuration ( Conf ) menu.
TH303 17 In case of difficulty PROBLEM SOLUTIONS Thermostat is ho t. This is normal. Ensure that the heater capacity does not exceed the thermostat’s maximum load. Displayed te mperature is wrong. Remediate if any the following conditions exist s: • The thermost at is exposed to air draft.
400-303-000-C 18 If you have any question s about the product, contact us at: 705 Montrichard Saint-Jean-sur-Richel ieu, Quebec J2X 5K8 Canada T el: 1-800-831-AUBE (2823) Email: aube.service@honeywe ll.com For more information on our product s, go to www.
TH303 19 - Supply : 120/240 V AC, 60 Hz - Minimum load : 0.83 A (resistive only) 200 W @ 240 V AC 100 W @ 120 V AC - Maximum load : 10 .4 A (resistive only) 2500 W @ 240 V AC 1250 W @ 120 V AC - Setpoint range : 5°C to 30°C (41°F to 85°F) - Display range : 0°C to 70°C (32°F to 99°F) - Setpoint/display resolution : ±0.
400-303-000-C 20 Honeywell warrants this product, exclu ding battery , to be free from defects in the workmanship or materials, under normal use a nd service, for a period of thr ee (3) years from the date of purchase by the consumer .
An important point after buying a device Aube Technologies TH303 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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If you already are a holder of Aube Technologies TH303, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Aube Technologies TH303.
However, one of the most important roles played by the user manual is to help in solving problems with Aube Technologies TH303. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Aube Technologies TH303 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
