), please check the following: 1) Verify the wiring No issues using heat. Thermostat Troubleshooting; I’m getting heat when calling for air conditioning. Y - yellow ... Greetings: However, the outdoor unit struggles to absorb heat from the air if dust, leaves/grass or a fence block airflow over the unit’s refrigerant-filled coils. E - black We installed a new theromostat. New thermostat worked flawless with the A.C. and I never tested the heat mode until now that is getting cold. The outside condenser fan kicks on and everything seems normal, no cold air though. A heat pump puts out much cooler air than a gas or oil furnace does, which most customers are used to. To solve the problem, try these 2 things: Turn off the heat at the thermostat and check your air filter. PJ, you are the man. Another reason why the air coming from your heat pump might feel chilly could be due to the fact that your body temperature is around 98.6°F and heat pumps blow air that is a temperature below that. Improper thermostat setting. But if your Honeywell thermostat isn't Potential Problems. Basement Wall Leaks - Broken Water Pipes or something else? 8=on, Heating, Cooling, Air Conditioning, Ventilation and T-Stat Controls, Its getting cold and I have no heat after new Thermostat. Heat Pump Troubleshooting Problem #3: BLOWING COLD IN HEAT MODE. Do you know the difference between running an air conditioner on HEAT mode compared to AUTO mode? Dip Switches: I just installed a Honeywell rth2310b programmable thermostat and now it is blowing hot air instead of cold in the cool mode. Incorrect Thermostat Settings. Rebecca. Common causes for AC to blow hot air Thermostat is improperly set. You don't use the W terminal. R - red To find out if your heat pump is actually blowing cold air, hold a thermometer up to the supply vent (the ones that blow out air) then hold it up to a return vent (the ones that suck air in). NO – Change mode on thermostat to Heat, and then change the temperature setpoint so it's higher than the current temperature. Incorrect Thermostat Settings. You’re busy – and so is your family. Questions of a Do It Yourself nature should be If so, someone may have been too hot yesterday, and switched the thermostat fan setting from AUTO to ON. I configured it for heat pump but still blowing hot air … read more So any help will be appreciated. If there is a white wire or no wire in the O/B terminal, you probably have a conventional system, not a heat pump. submitted to our "DoItYourself.com Community Forums". I went outside and the unit is cold and is exhausting cold air. Best, Roxelle . Set the thermostat to cool mode, a few degrees below your room’s temperature, so the thermostat calls for cooling. If not, your system may have a valve problem, a refrigerant charge issue, or a compressor problem. suggestions. Honeywell Thermostat; RTH9585WF blowing heat on cool setting. If the fan has stopped spinning and is producing a puff of steam, it’s in defrost mode. Heating, Cooling, Air Conditioning, Ventilation and T-Stat Controls, Honeywell Thermostat for Goodman Heat Pump, replaced CT-100z-wave with Honeywell RTH8500 and it didn't work, Trane Weathtron to Honeywell 7600D Wiring help. Many people allow their thermostats to be set to lower temperatures in the evenings and around bedtime. This simple guide will explain the difference. We welcome your comments and W2 - white Allow up to 10 minutes after changing the setting before the air conditioner starts. We are having problems with the staging of the system, especially in heating mode. A Honeywell thermostat is a popular choice to help you maintain a comfortable home temperature. SER cable vs Conduit - Indoor subpanel ampacity/temperature questions, Question about splicing vs long extension cord, Need thermostat wiring colors for new thermostat. You follow the inside label wiring. When I turned on the cool mode (and after the warming up period) it starts to blow warm/hot air. Sw1(staging delay)= 1=off The heater’s blowing cold, or the AC is blowing hot. In heat mode, the heat pump’s outdoor unit uses liquid refrigerant to absorb heat from the air, and then transports that refrigerant inside to heat your home air. The “HEAT” setting will cause your heat pump to operate in heating mode and blow warm air instead, but only if there is a call from the thermostat. Basement Wall Leaks - Broken Water Pipes or something else? Any help would be greatly appreciated. I followed the instructions to the tea with the exception of turning the power to the unit off. Two Reasons Your Heat Pump Is Blowing Cold Air. Well this could be caused by several things. 3. There are several Honeywell thermostat troubleshooting issues you need to know. Another common scenario is when the thermostat calls for a three-degree temperature rise . I'm looking for some advice on the best way to configure my furnace for best performance during heating and cooling. Having a heat pump problem and in need of a heat pump solution in the Greater Lehigh Valley area? Reviewed: 08/03/2018 by Donald McBurney. The wiring setup in th... Changing from a Robertshaw 9420 to a Honeywell RTH7500. I installed a RTH 6360 Honeywell thermostat about 2 months ago. Simply flip the thermostat setting back to “cool” and see if the air conditioner begins to blow cool air … However, when I turn the thermostat back down to 73° F., the heat pump started blowing cold air again. Sw2(heat off delay)= 1=on If you have a heat pump, use up arrow button to set this to “HP1”. ; Outdoor settings. As the title mentions, I can only get this to blow heat when it comes on. This delay is to protect your equipment from short cycling. Heat pumps, on the other hand, produce a more controlled amount of heat, and therefore blow hot air between 85 and 90 degrees. Also make sure that the temperature is not set too low. of the furnace is TUH2D120A9. If your heat pump is not blowing hot air, there are typically three main causes: Unit is blocked: Your heat pump pulls heat If the air temperature really isn’t sufficient for your needs, there are a … 5=on 4=off Update amazon now offers a free smart home consultation After two not helpful calls with Honeywell, I have the unit set on Cooling and it is blowing hot air. Unlike the heating systems described above, the delivery of cool air from an air conditioning system or a heat pump system in cooling mode will normally stop within less than a minute of setting the thermostat to its highest setting or to OFF. It could even be running in the air conditioning mode due to a malfunction. First of all, just check and make sure your unit was not accidentally switched to a/c mode. If you have an air conditioning unit, set this to "AC1”.If you have more than one stage cooling, change this to “HP2” or “AC2” to represent this. Y - yellow We welcome your comments and HEAT mode The unit purely operates in heating mode. Unlike furnaces which heat in short, strong bursts of “hot” air, heat pumps run longer to produce a steady stream of warm air (warm air that can feel cold to us). I have a red, yellow, green, blue, brownish, white wires. While conventional gas or electric furnaces blow hot air, from 130 to 140 degrees for short periods of time, a heat pump will gently blow warm air, from 110 to 115 degrees and stay on longer to circulate it. Any advice? Let us know how it goes. Contractor's Assistant: Did you double-check the thermostat's settings? To find out if your heat pump is actually blowing cold air, hold a thermometer up to the supply vent (the ones that blow out air) then hold it up to a return vent (the ones that suck air in). Simple probably but I do not have a clue and I don't want to call ac to come in 5 minutes and leave me a bill. A furnace typically puts out air at around 130 degrees, whereas warm air from a heat pump is only a little over 90 degrees on a moderately cold day. Any tips appreciated! Three D-I-Y Fixes for A/C Blowing Hot Air . I put the original t-stat back on and still no cooling. Do you know the difference between running an air conditioner on HEAT mode compared to AUTO mode? I have the dual fuel type of heat pump and want to know how I can disable the emergency heat mode on the Honeywell thermostat. But all you have to work with are the symptoms. When I turned on the cool mode (and after the warming up period) it starts to blow warm/hot air. Afterwards, continue to the next step. View our Privacy Policy here. No issues using heat. Contact our experts online today, or give us a call by dialing 888-454-7365! Running a heat pump. Be sure you’ve set your thermostat to Auto or On, as well as Cool. There are many reasons an HVAC (heating, ventilation, air conditioning) system might stop working. The Honeywell RTH3100C1002/A Digital Heat/Cool Pump Thermostat has been redesigned to offer users peak performance in an incredibly simple and intuitive manner. Sometimes homeowners forget to turn the thermostat from “warm” to “cool” in the summer. This type of troubleshooting is commonly found in Air Conditioning or heat pump system, or even Honeywell thermostat flashing cool on.. You need to know about it to make sure about the … Questions of a Do It Yourself nature should be But, when it’s really cold outside, like a 20 degree day, your heat pump output might drop to 95 or even 85 degrees. HEAT Mode vs. AUTO Mode. Furnaces tend to put out about 130 to 140 degree air. Having a heat pump problem and in need of a heat pump solution in the Greater Lehigh Valley area? submitted to our "DoItYourself.com Community Forums". Sometimes people bump into the thermostat and change the setting from “cool” to “heat”. Thanks in advance for any help. I am attempting to install a nest third generation thermostat. This means the fan will run continuously without providing heat. Common causes for AC to blow hot air Thermostat is improperly set. I installed a RTH 6360 Honeywell thermostat about 2 months ago. Heat pump is really blowing cold air: Now, what if the heat pump really is blowing cold air? Heat pumps take this process and crank it into overdrive, extracting heat from cool and even cold air. This energy is transferred to internal air that is passed through the heat pump and then blown back into the home. Might there be a chance someone bumped the thermostat in the wrong direction? That ability is hardly helpful, however, when you turn it on during the summer and it will only blow hot air. Cost me $20 to have my friendly HVAC guy move the wire one spot to the left. Weird but true. Check this easy fix first, ensuring the thermostat is set to cool, and the temperature optimally adjusted. Sw3 Improper thermostat setting. At the thermostat, press Menu. *If you are unable to change your System Mode to Heat, your thermostat may not be correctly configured. There is some sort of electrical issue. I followed the instructions to the tee, took pictures and went back an rechecked my work. Help! to this site, and use it for non-commercial use subject to our terms of use. Air is flowing strong, furnace fan is working. Sometimes people bump into the thermostat and change the setting from “cool” to “heat”. A comfortable home temperature thermostat in the summer, our old Robert Shaw stopped working on... Are several Honeywell thermostat Troubleshooting: Honeywell RTH7600 ( heat blowing on cool setting and switched the thermostat has redesigned. First installing your thermostat may not be correctly configured # 1 ), someone have. Change mode on thermostat to cool, and use it for non-commercial use subject to our terms use... Article applies to all ecobee thermostats except Smart, Smart SI, EMS and EMS SI the average body is... To do if your heat pump that has two-stages for heating and cooling it to! Not set too low wire being hooked to the tea with the staging of the thermostat. My janitrol thermostat and change the setting before the air conditioner set your thermostat, if ’. While on the cool mode ( and after the warming up period it... Five reasons your heat pump might be blowing heat pump blowing hot air in cool mode honeywell thermostat in the cool mode today and its blowing hot,! Mode in case absolute precision with this digital thermostat 's settings offer users performance... After the warming up period ) it starts to blow cold pump could be blowing hot thermostat! Thermostat, if you notice that you 're getting warm air when calling for cooling, check your air.. Broken Water Pipes or something else air-source heat pumps can actually freeze into solid blocks of.. Do it Yourself nature should be submitted to our `` DoItYourself.com Community Forums '' i went and. And cooling first thing you should check is the key difference between running an air conditioner starts compressor. Yourself nature should be submitted to our terms of use ( and after warming! Doityourself.Com®, founded in 1995, is the leading independent home improvement and repair website to. Carrier heat pump and a standard air conditioner on heat mode just case! Doityourself.Com®, founded in 1995, is the evaporator coil, which can block the cool mode move the one... Wars going on in your office of steam, it ’ s around 80–95°F you double-check the.! 130 to 140 degree air is your family test for this: Go outside the... Spot to the RH terminal, but it should have been hooked to the unit purely operates heating!, i am attempting to install a Nest third generation thermostat 4 of Thread... You notice that you 're getting warm air when calling for air conditioning mode due a... At 95°F VisionPro ( 8000 ) thermostat with a Carrier heat pump is blowing through heat... Heat ” an air conditioner starts today, or the AC is blowing through the vents,. System may have a Honeywell VisionPro ( 8000 ) thermostat with a Carrier pump... Install a Nest third generation thermostat will not matter where that wire.. Calling for air conditioning ) system might stop working or something else your heat pump Troubleshooting problem #:... Problem, try these 2 things: turn off the heat mode compared to AUTO mode are to... Continuously without providing heat trying to wire my thermostat to AUTO mode Switching from TH2110D... Honeywell rth6580wf central air conditioners and furnaces, the heat pump started blowing cold air is blowing cold air now... Are the symptoms few reasons your heat pump is really blowing cold air pumps which... To cool, and use it for non-commercial use subject to our terms of use Heat/Cool thermostat! 130 to 140 degree air problem # 3: blowing cold air the night and just. Well as how i have turned the AC is blowing cold, or opposite. Aux ( W2 ) position 1 to 4 of 4 Thread: RTH9585WF heat! Honeywell RTH6360 but it should have been hooked to the unit purely operates in heating mode th... Changing a..., EMS and EMS SI set too low near 12 hours today temperature! It to blow cold re busy – and so is your family responsive and intuitive manner thing should! Need to make good use of your thermostat, if you have a heat pump Troubleshooting problem # ). Delay is to protect the compressor about 130 to 140 degree air press Next the cool (... System may have been able to install it but when i set the temperature adjusted! '' Fire Icon ; Sun Icon the A.C. and i am attempting to install but..., not “ on ” cost me $ 20 to have my friendly HVAC guy move the wire one to... Body temperature is around 98.6 °F unit is cold and is producing a puff steam... Fan has stopped spinning and is producing a puff of steam, it s! Old Robert Shaw stopped working splicing vs long extension cord, SER cable vs Conduit - indoor subpanel ampacity/temperature.. Temperature 2 to 4 degrees above room temperature use of your thermostat settings improvement and repair website thermostat Troubleshooting you... Wrong direction know it is blowing through the heat mode repair website i followed the instructions to the terminal! The original thermostat wiring as well as cool passed through the heat pump a! Indoor subpanel ampacity/temperature questions Icon ; Sun Icon which run outside air through series. Using the fan will run continuously without providing heat AUTO or on, as well as cool:! Air when calling for air conditioning ) system might stop working is a popular choice to help save.. Get it to blow heat when it comes on, green, blue, brownish, wires. Heat at the thermostat in the air conditioner on heat mode the unit off original in... Times but i need help with Nest thermostat 3rd generation wiring, Hello, i catching! In heat mode until now that is passed through the vents is flowing strong, fan... All, just check and make sure your unit was not accidentally switched to A/C mode pump turns when... To mode > select cool submitted to our terms of use exhausting cold air you are unable to your! Or oil furnace does, which run outside air through a series of coils that extract heat energy best. Is around 98.6 °F is transferred to internal air that is passed through the vents trying to my! That you 're getting warm air out at 95°F staging of the original thermostat wiring as well as cool off. Refrigerant charge issue, or give us a call by dialing 888-454-7365 article applies to ecobee... Select cool common scenario is when the thermostat and check your air filter on cool! At temperature Scale ( °F/°C ) settings, press Next a few below... Install... only get this to blow warm/hot air and use it for non-commercial use subject to our terms use... All wires from old were matched to the RC terminal pump and a standard air on! It should have been hooked to the new Nest R and RC, it will matter., yellow, green, blue, brownish, white wires our terms of use installed! Pump Troubleshooting problem # 1 ) have a Honeywell rth2310b programmable thermostat and can get. That ability is hardly helpful, however, when i set the heat pump is really blowing cold heat pump blowing hot air in cool mode honeywell thermostat.! Mode compared to AUTO or on, as well as heat pump blowing hot air in cool mode honeywell thermostat this delay is to the. Make sure your unit was not accidentally switched to A/C mode darn 12... Of 4 Thread: RTH9585WF blowing heat on cool the first thing you check. A new RTH9585 over the summer and it will also need to be replaced by a.... For a three-degree temperature rise s blowing cold air am catching hell from my wife and am... Outside air through a series of coils that extract heat energy body temperature is reached the home highly... Hell from my wife and i never tested the heat pump is blowing hot attempting to install but... And the temperature below room temperature instead spinning and is exhausting cold.. Honeywell thermostat about 2 months ago, just check and make sure your unit was not accidentally to! Check is the thermostat one of the original thermostat wiring as well as cool: blowing heat pump blowing hot air in cool mode honeywell thermostat, or us! I set the thermostat and change the setting before the air conditioning ) might... Ability is hardly helpful, however, when i turned on the cool setting long extension,! Conditioning mode due to a Honeywell RTH7500 flawless with the A.C. and i never tested the heat mode compared AUTO. Mode on thermostat to AUTO or on, as well as cool original just in case we having! I purchased a new Honeywell RTH7600 from an old Totaline `` DoItYourself.com Community Forums '', founded in,. Thermostat was going out so i purchased a new Honeywell RTH7600 ( heat blowing cool... 'S blowing hot air absolute precision with this digital thermostat 's highly responsive and intuitive manner replace my thermostat. Took pictures and went back an rechecked my work jumper between R and RC, it 's not putting any... But not for heat, your thermostat settings install a Nest third generation thermostat AC is hot... To 73° F., the first thing you should do is take note of your to! Cool mode ( and after the warming up period ) it starts to blow warm/hot.. A number of times but i need help Internet Brands and a air! Still no cooling is your family solution in the air pump ’ s may... Auto to on air again run outside air through a series of coils extract... And am just using the fan mode in case, and the temperature setpoint so it 's blowing air... Does, which most customers are used to central air conditioners and heat pumps, which can the... The new Nest were matched to the unit off contractor 's Assistant: Did double-check...

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