Instruction/ maintenance manual of the product T841A Honeywell
Go to page of 6
MOUNTING HOLES (4) WIRING TERMINAL (UP TO 12) M2960A BACK OF DEVICE 80 70 60 50 EM. HEAT HEAT OFF COOL 80 70 60 50 AUTO ON FAN EM. HEAT AUX. HEAT CHECK FRONT OF DEVICE FAN SWITCH SYSTEM SWITCH COVER THERMOMETER SET POINT SCALE LED (UP TO THREE) T841A Heating-Cooling Heat Pump Thermostat X-XX UL INST ALLA TION INSTRUCTIONS ®U.
69-0452—8 2 T841A HEA TING-COOLING HEA T PUMP THERMOST A T OPERA TION The stages of heat make sequentially as the temperature drops. Make refers to the mercury switch initiating a call for heat or cool. There is about 1 ° F (0.6 ° C) between stages so the second stage (auxiliary heat) makes only when the first stage cannot handle the load.
69-0452—8 3 T841A HEA TING-COOLING HEA T PUMP THERMOST A T ODT 1 EHR 1 R TD 2 R TD 1 ODT 2 R TD 3 ERH 2 RD G SYSTEM SWITCH EM. HEA T HEA T OFF COOL H2 F ALL H1 C1 F ALL H1 & C1 ANTICIP A TOR H2 ANTICIP A TOR FAN SWITCH AUTO ON COMPRESSOR CONTACTOR EM.
69-0452—8 4 T841A HEA TING-COOLING HEA T PUMP THERMOST A T Fig. 3. Internal schematic and typical wiring diagram for SUPER TRADELINE® T841A1316 with AUX. HEAT and EM. HEAT LEDs. Provides heat or cool changeover relay control and automatic fan in EM.
69-0452—8 5 T841A HEA TING-COOLING HEA T PUMP THERMOST A T Fig. 5. Internal schematic and typical wiring diagram for TRADELINE® T841A1423 and T841A1464 (sold only in Australia) with AUX. HEAT, EM. HEAT and CHECK LEDs. Provides heat or cool changeover relay control and automatic fan in EM.
69-0452—8 6 T841A HEA TING-COOLING HEA T PUMP THERMOST A T CHECKOUT Heating Move the SYSTEM switch on the thermostat to HEAT and the FAN switch to AUTO. Move the setpoint lever to about 10 ° F (6 ° C) above the room temperature. Heating should start and the fan should run.
An important point after buying a device Honeywell T841A (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 T841A 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 T841A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell T841A you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell T841A will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell T841A, 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 T841A.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell T841A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell T841A 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
