Instruction/ maintenance manual of the product CT8611 Honeywell
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1 69-0816 INSTALLATION MANUAL IMPORTANT: This thermostat may be programmed either before or after installation. Refer to Owner’s Guide, form 69-0398, for programming instructions.
2 Toll-free Customer Assistance For all questions concerning this thermostat, please read and follow the instructions. If additional assistance is needed, call Honeywell Customer Assistance toll-free at 1-800-468-1502, Monday-Friday, 7:00 a.m.-5:30 p.
3 69-0816 Your new thermostat provides energy saving control for a 24 Vac multistage heat pump heating/ cooling system direct from the control transformer. The CT8611 includes SYSTEM and ENRG SAV LEDs located near the top of the thermostat face. The SYSTEM LED lights when the thermostat is signaling for heating or cooling.
4 TOOLS REQUIRED FOR INSTALLATION Assemble a flat blade screwdriver and other tools as needed (right). Test to make certain that your heating and cooling systems are working properly. If either does not work, contact your local heating/air condi- tioning dealer.
5 69-0816 2 REMOVE OLD THERMOST A T Disconnect wires from old thermostat or sub base. Always label all wires as you disconnect them from your old thermostat. Use the CT8611 Wire Tags provided to label each wire with the appropriate terminal designation as you remove it.
6 Do not discard your old thermostat until you have thoroughly checked out system opera- tion with your new Honeywell CT8611 Heat Pump Thermostat installed.
7 69-0816 The subbase does not require leveling for proper operation; level it for appearance only. Remove thermostat from subbase (Fig. 1). Mount the subbase directly onto the wall with the screws included in the package. Use the subbase as a template, and with a pencil, mark the two mounting screw positions (Fig.
8 4 WIRE THERMOST A T TERMINALS NOTE: All wiring must comply with local codes and ordinances. If unsure about household wiring procedures, call Honeywell Customer Assistance with your questions Monday-Friday, 7:00 a.m.- 5:30 p.m., Central time, 1-800-468-1502.
9 69-0816 Figs. 4 and 5 illustrate typical hookups for the CT8611 heat pump thermostat. M9077 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. DEFROST CONTROL C/O RELAY HEAT C/O RELAY COOL AUX. HT. RELAY FAN EM. HT. RELAY MONITOR R C O B G E W2 W1 Y1 L P L1 (HOT) L2 1 1 CT8611R COMPRESSOR CONTACTOR M9076 POWER SUPPLY.
10 5 COMPLETE INST ALLA TION ADJUST CYCLE RATE 1st stage heating and 1st stage cooling cycle rates are factory-set for heat pumps. The heat pump compressor cycle rate cannot be adjusted.
11 69-0816 program will remain for only about 20 seconds in the event of power loss. When batteries are first installed, the display will flash 1:00 PM and 32 ° . When the batteries are low, the display will flash REPL BAT. You have 20- 30 seconds to replace batteries after removing them from the thermostat.
12 If the display will not come on: — check the mounting of the thermostat to the subbase. If loose or misaligned, remove thermo- stat and reinstall on the subbase, making sure it is firmly attached. — check to see that system power is on. — check voltage between R and C; it should be 20 to 30 Vac.
13 69-0816 CAUTION • Do not check the heating system op- eration by jumpering thermostat termi- nals at the primary control. This will damage the thermostat. • To avoid possible compressor damage, do not operate the cooling system if the outside temperature is below 50 ° F [10 ° C].
14 on your furnace or air conditioner, it considers (1) air temperature, (2) the temperature of the wall and (3) when you want the comfort temperature established.
15 69-0816 IF ADDITIONAL ASSISTANCE IS NEEDED, PLEASE CONTACT HONEYWELL CUSTOMER ASSIS- TANCE AT 1-800-468-1502, MONDAY-FRIDAY, 7:00 AM-5:30 PM, CENTRAL TIME.
16 Home and Building Control Home and Building Control Helping You Control Your World Honeywell Inc. Honeywell Limited—Honeywell Limitée 1985 Douglas Drive North 740 Ellesmere Road Golden Valley, Minnesota 55422 Scarborough, Ontario M1P 2V9 G.S. 12-93 ©Honeywell Inc.
An important point after buying a device Honeywell CT8611 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell CT8611 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Honeywell CT8611 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell CT8611 you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell CT8611 will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell CT8611, 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 Honeywell CT8611.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell CT8611. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell CT8611 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
