Goodman furnaces are among the most recognized and respected forced-air heating systems. Its reputation was built on a foundation of quality core product development, manufacturing excellence, and engineering expertise. Keeping that reputation alive means continuous improvement through product innovation and the introduction of new features reflecting advances in technology. Many components ...Turn off the furnace or the breaker box. Check the filter to make sure it’s clean, and replace it if necessary. Inspect the furnace and vents for dirt and debris, and vacuum them if necessary. Turn the furnace back on. Check that the thermostat is set to Heat and set for higher than room temperature.AC furnace brands AC furnaces, also known as central air conditioning systems, are important to home comfort and energy efficiency. Many AC furnace brands are on the market, each with strengths and weaknesses. Trane is a popular AC furnace brand known for its...ERROR LIGHT = Y. SUGGESTED ACTION = Clean Condenser Coils, Check Fan for fault. Code will reset afier cleaning. CODE = C5. AIRF LOW ALERT. STATUS = Outdoor Coil temperature too high for outdoor ambient temperature. DISPLAY = N. ERROR LIGHT = Y. SUGGESTED ACTION = Check for Blocked Outdoor Air or Clean Coil.Feb 25, 2023 · Goodman error code 7P1 is IDL RESULT: No signal from thermostat. FIX: Turn off power and check connections. CODE: One led that flashes. RESULT: Furnace lockout after three attempts to fire. FIX: Locate and correct gas interruption. Reset by lowering it for 20 seconds and then raise it back, furnace will reset itself after one hour.Model of the furnace: Keeprite high efficiency gas furnace Thermostat: Honeywell 4110 PRO Thermostat wiring: 4 wires [No C wire] Heating and cooling: yes I bought a new house and the furnace is one year old. Due to renovations, no one lived here so not sure it has been used. temperatures fell and I started using heating.Goodman manufacturing. it is displaying code 1dl and the green light is flashing two long, five short. anything I can - Answered by a verified HVAC TechnicianThe duration of warranty coverage in Texas and Florida differs in some cases. ** For installation in California’s South Coast Air Quality Management District (SCAQMD) only: This furnace does not meet the SCAQMD Rule 1111 14 ng/J NOx emission limit, and thus is subject to a mitigation fee of up to $450. This furnace is not eligible for the ... A quick look at goodman trouble codes on a goodman furnace. Some simple hints on what those codes can indicate what the problem could be. Amazon link to Gre...Having a trane furnace with the code 1DL can be an indication of a problem. Understanding this code and addressing the underlying problem is key to ensuring that your furnace operates as intended. This article will discuss the trane furnace code 1DL, its potential causes, and how you can address them. — The Trane furnace code 1DL is a ... GOODMAN GAS FURNACE IO MANUAL GMS8 GDS8 GHS8 [PDF] (2005) Gas-Fired Warm Air Furnace, Single Stage, Category 1, Goodman Manufacturing Co., L.P. GOODMAN MES9 & CES9 FURNACE INSTALLATION INSTRUCTIONS [PDF] (2019) GOODMAN FURNACE HIGH TEMPERATURE PLASTIC VENT HTPV SAFETY RECALL [Web article] US CPSC notice Once again Twin Tech came through and fixed my furnace. A young man by the name of Mitch came by tonight and he was so nice explained everything he was quick he was clean he turned off the lights even when he left the furnace room it s just above and beyond Twin Tech always delivers and I just found out about them last year and I will use no one else but thanks again Mitch you are fantasticThe controller will indicate a fault condition by flashing the fault LED. The flashing pattern will be ¼ second on and ¼ second off for each count, if multiple faults are present it will dwell 2 seconds between each fault code, then dwell 5 seconds and repeat until the fault(s) are cleared. Listed below are the fault codes. 1 flash – Not Used May 11, 2019 · STATUS: Discharge Air Too Hot. SUGGESTED ACTION: Clean Filter or Remove Air Blockage. CODE: LC. STATUS: Outdoor Coil Thermistor temperature high. SUGGESTED ACTION: Clean Condenser Coils, Check Fan for fault. Code will reset after cleaning. CODE: C2. STATUS: Indoor Air Recirculation. Large delta between thermostat and return. 4th of July Deals - Purchase Your HVAC Equipment Direct ... 4th of July Deals - Purchase Your HVAC Equipment Direct ... GMVC95 goodman furnace issue I had a brand new GMVC951155DXA installed in my house, along with a Comfortnet CTK03 thermostat, and brand new DSZC16 heat pump. Immediately after starting the system, I had a prompt on the thermostat that says E2 PS1 (Low pressure switch stuck open).The CoolCloud HVAC application allows contractors to connect and communicate wirelessly via Bluetooth with Goodman and Amana premium air handler and furnace control boards. This provides a more efficient means for servicing and maintaining equipment, making configuration adjustments, gaining equipment status, performing diagnostics, viewing ... My brand new 2 ton Goodman is tripping the cb when outside 8/7/2023. I have an issue with my Goodman air conditioner, I do not 8/6/2023. I have a Goodman central air unit washed the condenser clean 8/6/2023. Ok. Opening a new thread I have got a Goodman heat pump unit 8/3/2023. I'm working on a Goodman 5 ton and the high pressure lines 8/1/2023. Display Codes D3 – Airflow CFM Mismatch Diagnostic Description Indoor air movers (air handlers / furnaces) cannot supply the airflow required for proper system operation. Possible Cause Misplaced indoor air mower-replacement with incorrectly sized air handler / furnace.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Goodman error code 7P1 is IDLPurchase Your HVAC Equipment Direct | Goodman AC And Furnace ... I have problem with bryant furnace mod#379CAV036070AGJA just to call for heat the board display code #12 (HK42FZ011) so we wait some time and after that the board run a perfect cycle,run inducer,fire …A quick look at goodman trouble codes on a goodman furnace. Some simple hints on what those codes can indicate what the problem could be. Amazon link to Gre...About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...The Goodman furnace error code 1dl is a common error code associated with Goodman furnaces that indicates a problem with the hot surface ignitor. When this error code appears, it usually indicates that the hot surface ignitor has failed and needs to be replaced. This article will provide an overview of this error code and discuss how to ...goodman air conditioner error codescode (if there is no fault or protection code it will be display “nn”) Normal display Display “--” Operating mode 3—Heating; 4—Forced cooling） Operating fan speed grade (0—Power off) The total capacity requirements of the interior unit The capacity requirements of the revised external unit T3 piping temperature T4 environmert ...HVAC Technician: RobHVAC. No problem. Or you can just touch the two terminal screws together with the wire until the unit turns on. Ask Your Own HVAC Question. FO4 IRC it turned on. HVAC Technician: RobHVAC. OK so that means that the issue is the thermostat not the unit.Open the gas valve fully in a counterclockwise motion to make sure the gas supply is turned on. Increase the temperature on the thermostat, and turn the mode to "Heat" after making sure the vents are all clear of blockages. Disconnect the power to reset the furnace, and contact Trane if necessary.As an armature, I have some experience troubleshooting furnace problems. I have a 1.5 ton Goodman furnace that cools and heats. The circuit bd. Is B25578-00A. The unit is 25 years old and has been wor … read moreNo Still going up this codes. F01 EE0. HVAC Technician: airheatman. If it lights and goes out try cleaning the flame sensor and see if that helps. Code says the board is not receiving signal that we are getting flame. Ask Your Own HVAC Question. HVAC Technician: airheatman.https://www.alwaysopen.caGoodman Furnace Fault CodesJul 27, 2022 · I have problem with bryant furnace mod#379CAV036070AGJA just to call for heat the board display code #12 (HK42FZ011) so we wait some time and after that the board run a perfect cycle,run inducer,fire … Mar 1, 2022 · Code 1 – Furnace ignition failure. The control board has detected that the furnace failed to ignite. The control board has detected that the furnace failed to ignite. This could be due to low voltage, high resistance, or dirty terminals on the furnace primary control. ERROR LIGHT = Y. SUGGESTED ACTION = Clean Condenser Coils, Check Fan for fault. Code will reset afier cleaning. CODE = C5. AIRF LOW ALERT. STATUS = Outdoor Coil temperature too high for outdoor ambient temperature. DISPLAY = N. ERROR LIGHT = Y. SUGGESTED ACTION = Check for Blocked Outdoor Air or Clean Coil. Dec 19, 2022 · Goodman furnace isn’t blowing hot air. First, check your thermostat if your Goodman furnace isn’t blowing hot air. It should be set to “auto” and “heat.”. If it’s set to “on,” your fan will blow air constantly, even when it’s not actively heating. Next, check your air filter. You should change your furnace air filter regularly. AMANA & GOODMAN FAULT CODES. 1. One led flash that stays on continuously = No signal from thermostat. Turn off power and check connections. 2. One led that flashes = Furnace lockout after three attempts to fire. Must be reset by lowering it for twenty seconds and then raise it back. After one hour furnace will reset itself. 3.Select the brand from the drop down menu. 2. Next select the model number from Model drop down box. 3. Move through the remaining menus. 4. Once all menus have been satisfied push the SUBMIT button. 5. To reset the search for a new search click the SEARCH button. Model of the furnace: Keeprite high efficiency gas furnace Thermostat: Honeywell 4110 PRO Thermostat wiring: 4 wires [No C wire] Heating and cooling: yes I bought a new house and the furnace is one year old. Due to renovations, no one lived here so not sure it has been used. temperatures fell and I started using heating.CODE: b9. RESULT: Indoor blower motor problem./Blocked filters./Restrictive/ undersized ductwork./Indoor-outdoor unit miss match. CODE: d0. RESULT: Air conditioner/heat pump is wired as part of a communicating system and integrated control module does not contain any shared data. CODE: d1.FIX: Check your Goodman furnace for a pinched or blocked pressure switch hose. CODE: Continuous LED flashes PROBLEM: This means that your furnace has a reversed polarity of 115 volts. FIX: You will have to correct the wiring polarity after reviewing the wiring diagram. goodman furnace codes Sep 29, 2022 · If the furnace is running, turn the thermostat off and allow the furnace to cool and the blower to stop operating. Initiate a call for heat from the thermostat and monitor the ignition sequence. 1. The inducer motor should start with no difficulty. 2. The pressure switch should close within a couple seconds of the inducer starting. 3. AC furnace brands AC furnaces, also known as central air conditioning systems, are important to home comfort and energy efficiency. Many AC furnace brands are on the market, each with strengths and weaknesses. Trane is a popular AC furnace brand known for its... operating both with a Nest Smart thermostat about 8-10 yrs old…heating program always ran fine with Lennox…now the program doesn't always work…thermostat is lit up showing it's calling for heat but furnace is not running…I turn thermostat off and back on and furnace starts to run…We experienced a power outage and when the power came back on our furnace blows cold air but will not ignite. I believe it is a 3 yr. old Goodman model no. CAPF486OC6AA. I noticed a blinking code of 4 … read more The AVPTC61D14 air handler is rated for an output of 5 tons. In many cases, this tonnage will be larger than the condenser it is paired with, which increases the overall efficiency of the unit. Please note that this air handler needs a condenser to heat or cool. For straight heating or when backup heat is necessary in a heat pump application ... https://www.alwaysopen.caGoodman Furnace Fault Codescode (if there is no fault or protection code it will be display “nn”) Normal display Display “--” Operating mode 3—Heating; 4—Forced cooling） Operating fan speed grade (0—Power off) The total capacity requirements of the interior unit The capacity requirements of the revised external unit T3 piping temperature T4 environmert ...The rollout switches detect heat where it shouldn’t be. Faulty switches are indicated by nine flashes on the Goodman furnace LED. You can try replacing your furnace filter or contact technicians if it does not work. Call Immediate Services To Fix Your Furnace Issues Today. You may be able to fix most of your furnace issues by following the ...AC furnace brands AC furnaces, also known as central air conditioning systems, are important to home comfort and energy efficiency. Many AC furnace brands are on the market, each with strengths and weaknesses. Trane is a popular AC furnace brand known for its...Select the brand from the drop down menu. 2. Next select the model number from Model drop down box. 3. Move through the remaining menus. 4. Once all menus have been satisfied push the SUBMIT button. 5. To reset the search for a new search click the SEARCH button.goodman furnace codes The flashing LEDs on your furnace will correspond to a specific fault code that is shown here on their diagnostic chart. Goodman is one of the biggest names in home heating and energy efficient home comfort.F1. Failed Electronic Range Control (ERC) Repair Electronic Range Control (ERC) F2. Oven too hot. Replace oven temperature sensor. F3, F4. Shorted or open oven temperature sensor. F5, F6, F8.Nov 14, 2022 · operating both with a Nest Smart thermostat about 8-10 yrs old…heating program always ran fine with Lennox…now the program doesn't always work…thermostat is lit up showing it's calling for heat but furnace is not running…I turn thermostat off and back on and furnace starts to run… Jan 18, 2014 · GMVC95 goodman furnace issue I had a brand new GMVC951155DXA installed in my house, along with a Comfortnet CTK03 thermostat, and brand new DSZC16 heat pump. Immediately after starting the system, I had a prompt on the thermostat that says E2 PS1 (Low pressure switch stuck open). Hi just hooked up my Goodman furnace and as soon as I put the power on the 3:00 a.m. fuse blue. AnyHi just hooked up my Goodman furnace and as soon as I put the power on the 3:amp. fuse blew. Any sugg … read moreThe flashing LEDs on your furnace will correspond to a specific fault code that is shown here on their diagnostic chart.Goodman is one of the biggest names i...FIX: Check your Goodman furnace for a pinched or blocked pressure switch hose. CODE: Continuous LED flashes PROBLEM: This means that your furnace has a reversed polarity of 115 volts. FIX: You will have to correct the wiring polarity after reviewing the wiring diagram. goodman furnace codesGMES80-U. Goodman furnace features: Multi-speed motor, ultra-low NOx, fault code LED output, quiet draft inducer. Pros and cons: With an 80 percent AFUE rating, this is one of Goodman’s least efficient furnaces. This is a single-stage model, which means it is a less energy efficient but more affordable option.4th of July Deals - Purchase Your HVAC Equipment Direct ... Goodman manufacturing. it is displaying code 1dl and the green light is flashing two long, five short. anything I can - Answered by a verified HVAC TechnicianGoodman HVAC unit’s require registration with them to track the warranties. Registration is also required to get the extra additional warranty benefits. Warranty Registration. Most HVAC manufacturers including Goodman, require homeowner to register their Air Conditioner, Furnace and/or Heat Pump in order to get the extra years of their warranty.How to Replace Your Air Filter. Open the access door on your Goodman furnace by pulling it towards you, revealing the filter inside. Carefully remove the filter by hand. Vacuum any dust or debris that may have accumulated on the filter housing of the furnace. Slide in the replacement filter.My brand new 2 ton Goodman is tripping the cb when outside 8/7/2023. I have an issue with my Goodman air conditioner, I do not 8/6/2023. I have a Goodman central air unit washed the condenser clean 8/6/2023. Ok. Opening a new thread I have got a Goodman heat pump unit 8/3/2023. I'm working on a Goodman 5 ton and the high pressure lines 8/1/2023.RESULT: No signal from thermostat. FIX: Turn off power and check connections. CODE: One led that flashes. RESULT: Furnace lockout after three attempts to fire. FIX: Locate and correct gas interruption. Reset by lowering it for 20 seconds and then raise it back, furnace will reset itself after one hour.https://www.alwaysopen.caGoodman Furnace Fault CodesOct 16, 2021 · Code 1-3: Indicates that a limit flame switch problem that normally auto-resets after 3 hours. Code 1-4: Represents an ignition problem. However, the furnace will auto-reset after some hours. Code 2-1: This is a sign of gas heating lockout. You need to check if the gas valve wiring is correct. The AVPTC61D14 air handler is rated for an output of 5 tons. In many cases, this tonnage will be larger than the condenser it is paired with, which increases the overall efficiency of the unit. Please note that this air handler needs a condenser to heat or cool. For straight heating or when backup heat is necessary in a heat pump application ... My goodman furnace's diagnostic display reads 88. I was away for work and my girlfriend said it was reading e5 so I got her to cut power and change 3 amp fuse. Now it says 88 and im stumped. Furnace d … read moreTrane furnace code 1dl. Troubleshooting a Trane furnace with code 1DL is a common challenge homeowners face. Code 1DL stands for “Inadequate Diffuser Pressure Switch Closure” and can occur due to problems with the furnace blower motor, evaporation motor, heat exchanger or other related components.Most popular furnace brands in Canada There are several popular furnace brands available in Canada, and the most popular ones are: Lennox Carrier Trane Bryant York Goodman Rheem American Standard Armstrong Air Napoleon These brands offer a range of furnace... Select the brand from the drop down menu. 2. Next select the model number from Model drop down box. 3. Move through the remaining menus. 4. Once all menus have been satisfied push the SUBMIT button. 5. To reset the search for a new search click the SEARCH button. View the user manual below for more details. Want a copy for yourself? Download or print a free copy of the user manual below. GAS FURNACE (INSTALLOPERATING) (viewing) Download PDF. Owner’s Manual. Top Parts. Models. Showing 10 of 12 parts. Show.My goodman furnace's diagnostic display reads 88. I was away for work and my girlfriend said it was reading e5 so I got her to cut power and change 3 amp fuse. Now it says 88 and im stumped. Furnace d … read moreDec 19, 2022 · Goodman furnace isn’t blowing hot air. First, check your thermostat if your Goodman furnace isn’t blowing hot air. It should be set to “auto” and “heat.”. If it’s set to “on,” your fan will blow air constantly, even when it’s not actively heating. Next, check your air filter. You should change your furnace air filter regularly. Having a trane furnace with the code 1DL can be an indication of a problem. Understanding this code and addressing the underlying problem is key to ensuring that your furnace operates as intended. This article will discuss the trane furnace code 1DL, its potential causes, and how you can address them. — The Trane furnace code 1DL is a ... AC furnace brands AC furnaces, also known as central air conditioning systems, are important to home comfort and energy efficiency. Many AC furnace brands are on the market, each with strengths and weaknesses. Trane is a popular AC furnace brand known for its... A quick look at goodman trouble codes on a goodman furnace. Some simple hints on what those codes can indicate what the problem could be. Amazon link to Gre...https://www.alwaysopen.caGoodman Furnace Fault CodesDec 17, 2015 · I need your assistance with the Amana and Goodman furnace E5 error code.After the LED segment 2 shows you E and the segment one shows the 5, this is one of t... AMANA & GOODMAN FAULT CODES. 1. One led flash that stays on continuously = No signal from thermostat. Turn off power and check connections. 2. One led that flashes = Furnace lockout after three attempts to fire. Must be reset by lowering it for twenty seconds and then raise it back. After one hour furnace will reset itself. 3.A quick look at goodman trouble codes on a goodman furnace. Some simple hints on what those codes can indicate what the problem could be. Amazon link to Gre...The duration of warranty coverage in Texas and Florida differs in some cases. ** For installation in California’s South Coast Air Quality Management District (SCAQMD) only: This furnace does not meet the SCAQMD Rule 1111 14 ng/J NOx emission limit, and thus is subject to a mitigation fee of up to $450. This furnace is not eligible for the ... Mar 24, 2023 · To check for these signs of a dirty or defective furnace sensor, follow these steps: Switch off the furnace. Close the gas supply valve. Open the furnace and locate the flame sensor. Assess the flame sensor for soot and corroding or cracked/damaged sensor porcelain insulation. Display Codes D3 – Airflow CFM Mismatch Diagnostic Description Indoor air movers (air handlers / furnaces) cannot supply the airflow required for proper system operation. Possible Cause Misplaced indoor air mower-replacement with incorrectly sized air handler / furnace.https://www.alwaysopen.caGoodman Furnace Fault Codesgoodman air conditioner error codesERROR LIGHT = Y. SUGGESTED ACTION = Clean Condenser Coils, Check Fan for fault. Code will reset afier cleaning. CODE = C5. AIRF LOW ALERT. STATUS = Outdoor Coil temperature too high for outdoor ambient temperature. DISPLAY = N. ERROR LIGHT = Y. SUGGESTED ACTION = Check for Blocked Outdoor Air or Clean Coil. Trane furnace code 1dl. Troubleshooting a Trane furnace with code 1DL is a common challenge homeowners face. Code 1DL stands for “Inadequate Diffuser Pressure Switch Closure” and can occur due to problems with the furnace blower motor, evaporation motor, heat exchanger or other related components.
No signal from the thermostat. Turn off the unit’s power and check connections. Single LIGHT flash. Furnace lockout due to an excessive number of ignition retries. Locate and correct gas interruption. Reset by lowering it for 20 seconds and then raise it back, furnace will reset itself after one hour. 2 LIGHT flashes.. Woh
code (if there is no fault or protection code it will be display “nn”) Normal display Display “--” Operating mode 3—Heating; 4—Forced cooling） Operating fan speed grade (0—Power off) The total capacity requirements of the interior unit The capacity requirements of the revised external unit T3 piping temperature T4 environmert ... Dec 23, 2022 · Goodman manufacturing. it is displaying code 1dl and the green light is flashing two long, five short. anything I can - Answered by a verified HVAC Technician Turn off the furnace power and repair a short or replace the pressure switch. 4. Read three LED flashes to mean your furnace has an open pressure switch circuit or it has an induced draft blower operating. Check the pressure switch hose of your furnace for blocks or an improper connection.Select the brand from the drop down menu. 2. Next select the model number from Model drop down box. 3. Move through the remaining menus. 4. Once all menus have been satisfied push the SUBMIT button. 5. To reset the search for a new search click the SEARCH button.The Goodman furnace error code 1dl is a common error code associated with Goodman furnaces that indicates a problem with the hot surface ignitor. When this error code appears, it usually indicates that the hot surface ignitor has failed and needs to be replaced. This article will provide an overview of this error code and discuss how to ...Code 1-3: Indicates that a limit flame switch problem that normally auto-resets after 3 hours. Code 1-4: Represents an ignition problem. However, the furnace will auto-reset after some hours. Code 2-1: This is a sign of gas heating lockout. You need to check if the gas valve wiring is correct.Feb 10, 2023 · Besides Goodman fault codes, there are the messages which can also appear, status and data related to these codes. This information can give you the idea about any necessary further actions – for example, 3 flashes mean that Goodman pressure switch stuck open, and 2 flashes mean the same part stuck closed. https://www.alwaysopen.caGoodman Furnace Fault CodesSelect the brand from the drop down menu. 2. Next select the model number from Model drop down box. 3. Move through the remaining menus. 4. Once all menus have been satisfied push the SUBMIT button. 5. To reset the search for a new search click the SEARCH button. Possible Causes for 4 flashes on a Goodman furnace. • Check filters andductwork for blockage.Clean filters or removeobstruction. circulator blower speed, orfailed circulator blower. • Check circulator blowerspeed and performance.Correct speed or replaceblower if necessary. • Misaligned burners, blockedflue and/or air inlet pipe, orfailed ...Jan 18, 2014 · GMVC95 goodman furnace issue I had a brand new GMVC951155DXA installed in my house, along with a Comfortnet CTK03 thermostat, and brand new DSZC16 heat pump. Immediately after starting the system, I had a prompt on the thermostat that says E2 PS1 (Low pressure switch stuck open). Jul 13, 2022 · Goodman furnaces are among the most recognized and respected forced-air heating systems. Its reputation was built on a foundation of quality core product development, manufacturing excellence, and engineering expertise. Keeping that reputation alive means continuous improvement through product innovation and the introduction of new features reflecting advances in technology. Many components ... Dec 23, 2022 · Goodman manufacturing. it is displaying code 1dl and the green light is flashing two long, five short. anything I can - Answered by a verified HVAC Technician I am always available if you want to use your “Request Call Option “ And if you don’t get another message right after this greeting it’s because I’m more then likely I’m in the process of writing another message to you. that number is ***** the air conditioning coil that is on top of the furnace.Most popular furnace brands in Canada There are several popular furnace brands available in Canada, and the most popular ones are: Lennox Carrier Trane Bryant York Goodman Rheem American Standard Armstrong Air Napoleon These brands offer a range of furnace...Jan 24, 2023 · goodman furnace tech support. Its a 2018 model goodman and i get 3 led flashes, the igniter glows real bright and then dims. We tried to jump the pressure switch but the furnace did the same thing it … read more RESULT: No signal from thermostat. FIX: Turn off power and check connections. CODE: One led that flashes. RESULT: Furnace lockout after three attempts to fire. FIX: Locate and correct gas interruption. Reset by lowering it for 20 seconds and then raise it back, furnace will reset itself after one hour. ERROR LIGHT = Y. SUGGESTED ACTION = Clean Condenser Coils, Check Fan for fault. Code will reset afier cleaning. CODE = C5. AIRF LOW ALERT. STATUS = Outdoor Coil temperature too high for outdoor ambient temperature. DISPLAY = N. ERROR LIGHT = Y. SUGGESTED ACTION = Check for Blocked Outdoor Air or Clean Coil. .