83 low pressure lockout

Then, you can use the appropriate methods to fix the main cause of the issue. So keep reading as we discuss these reasons for the Trane heat pump soft lockout in greater detail. Reasons Why A Trane Heat Pump Is On Soft Lockout. Often, a Trane heat pump will show a soft lockout warning to its users because of three possible culprits.

May 23, 2014 · Thread: Carrier infinity 25hna - code 83 low pressure lockout 4 hours - cooling mode only. Thread Tools. Show Printable Version; 05-23-2014, 08:34 PM #1. Eric Séguin. What Causes Pressure Switch to Stay Stuck Open. The pressure switch can get stuck in an open position for five main reasons. The most common issue is switch-specific issues, including wear and tear and lose connections. However, issues such as furnace lockout and blocked intake/exhaust paths are pretty common too.Approach Value for Normal Operation - 11 degrees F. Liquid Line Pressure +or-10 / Vapor Line Pressure + or -5 at 85 F - 318/143. Liquid Line Pressure +or-10 / Vapor Line Pressure + or -5 at 95 F - 369/145. Measurements. Geographic Location - Central Florida (Lots of Heat and Humidity) Outside Air Temp - 92 F. Refrigerant Type - R-410A.Press both temperature adjust buttons simultaneously for another 10 seconds, or until the Vacation LED is steady (approx. 5-second delay). When you release both buttons, the microprocessor will clear the FVS lock-out, allowing the regular operation to resume. White Rodgers Intelli-Vent lockout reset procedure is pretty simple.I have a low pressure switch lockout code my my York ac. System only 1 year old. Fan blowing but outside unit is totally off. Contractor's Assistant: Do you know the model of your York AC unit? When did you last replace the air filter? Just changed indoor filters. Think it's an affinity. Paid over $10000 for AC and furnace systemLine M1 close low Line M2 open low P70HA-3C Manual reset lockout Selection Chart for Standard P70, P72, and P170 Controls for Low Pressure Applications Technical Specifications Single Pressure Controls Switch Action, Low Event, High Event, and Models Switch and Action Low Event High Event Models SPST Open Low Cut-Out (Opens Line to M1) Cut-In

Carrier infinity heatpump gives fault code 83 low pressure. carrier infinity heatpump gives fault code 83 low pressure lockout for 4 hours. ... heres my question im working on a residential carrier infinity system it has the infinity control on the wall abcd low voltage connections its connected to a carrier infinity air handler abcd d and c ...Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent. Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people's questions.The service manual states that the high pressure cut off switch opens at 425 PSI and doesn't re-close until the pressure drops below 250 PSI. Check out the R134a temperature/pressure chart. 300 PSI is over 132 degrees F (unless is actually is 132 degrees where you live).A heat pump requires a certain amount of refrigerant to function properly. Too much or too little refrigerant can cause pressure levels to rise and set off the high pressure lockout. The amount of refrigerant within a heat pump may be off for a few reasons. Firstly, a leak can let refrigerant escape, either via a crack in the heat pump or coils ...The P70, P72, and P170 controls for low pressure applications are designed primarily for low pressure cut-out control, pump-down control, and capacity control on commercial refrigeration and air conditioning applications. These controls are available in several pressure ranges and are compatible with most common refrigerants. If the low pressure switch was defective, a pressure switch did not open status code would be flashing, so the answer is YES. We go to Step 2. 2 19 2. Step 2 asks the question, “Is the AMBER LED status light blinking rapidly without a pause?”. If the low pressure switch was defective, a pressure switch did not open status code would be what is a low pressure lockout About; FAQ; Contacts; Location

Carrier infinity error code 25. 25vna860a0030050 2017 year. changed How to fix fault code 14 on onan generator (always works!) Carrier thermostat troubleshooting ...Study with Quizlet and memorize flashcards containing terms like 1. The operating pressure of a hot water heating boiler should be: a. 25% lower than the MAWP b. 10% lower than the normal pressure c. 25% below the relief valve setting d. 20% above the relief valve setting, 2. A gradual increase in stack temperature is an indication of: a. Poor burner operation b. Too much excess air c. Unclean ...Carrier infinity system has code 83 low pressure and code 74 are these related in anyway. Technician ordered parts for code 74 but, I am concerned that won’t solve the total issue. Contractor's Assistant: I understand that you're experiencing code 83 low pressure and code 74 on your Carrier Infinity system. Is that correct?Fixed defect where a shutdown in cooling and subsequent startup in low ambient heating could fail to switch the reversing valve to the heating position. Forced outdoor fan off until pressure differential recovers and valve switches. Symptom of this problem is (61-13) or (61-53) “Reversing Valve Timeout Lockout”.the high speed/low speed light blinks on & off and beeps. Tank is empty / filter is clean / none of the buttons on the unit work - can only use the app ... carrier infinity heatpump gives fault code 83 low pressure lockout for 4 hours. ...hello, I have a alert code 411 on my lennox central air unit - low pressure switch strikes lockout ... our system says system malfunction alert 83 / low pressure lockout 4hrs 3 events active. and the word active is flashing how do we fix it? ...

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83 Low pressure lockout (4 HRS) 84 High pressure lockout (4 HRS) Short flashes indicate the first digit in the status code, followed by long flashes indicating the second digit of the status code. 3, Pause ODU Fan Delay Defeat Not Active 4, Pause 5, Pause 6, Pause ODU Fan Delay Defeat ActiveJan 2, 2019 · Today, it is the 3rd lockout in a raw. Static pressure shows 0.34in, blower at 666RPM and airflow 731CFM. (during lockout, electric heat stage 1) Outdoor coil temperature shows 13, and outdoor temperature -9 (this one should be celsius). Originally Posted by pacnw. Any cover needs to be at MINIMUM 4 feet above the unit. Getting an 411 code - Low pressure switch strikes lockout. On Armstrong variable speed HVAC unit. ... I have a Bryant Plus 90i system with a heat pump and received a "Code 83 Low Pressure Lockout 4 Hours" alert. Is this tied to a potential compressor issue in the heat pump unit outside? ...What you can do is shut the power off to the furnace and then turn it back on that should reset the fault code for the pressure switch lock out. JACUSTOMER-517iiegr- : I have swiched power off with cb and back on with no luck--this is a lennox heat pump a/c unitGetting an 411 code - Low pressure switch strikes lockout. On Armstrong variable speed HVAC unit. ... I have a Bryant Plus 90i system with a heat pump and received a "Code 83 Low Pressure Lockout 4 Hours" alert. Is this tied to a potential compressor issue in the heat pump unit outside? ...Configuration: Lochinvar FTXL boiler (LP) two years old, Ecobee Thermostats. Problem: Starting about a week ago, I started receiving an increase in lockout messages, both "flame fail ignition" and "flame fail running." Also during that same time period, I started to see anomalies on the thermostat: after several hours of the temperature ...

83 low pressure lockout. Contractor's Assistant: What's the brand and model of your HVAC unit? How old is it? Carrier. Contractor's Assistant: How long has this been going on with your Carrier unit? What have you tried so far? About 4 hours. I replaced the air filter. Contractor's Assistant: Anything else we should know to help you best?Carrier infinity heatpump gives fault code 83 low pressure. carrier infinity heatpump gives fault code 83 low pressure lockout for 4 hours. ...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.Hey guys, I have a 3 year old Carrier Infinity heat pump. Over the past 30 days, it has started raising the following errors: 83 - Low Pressure Lockout 4 Hours 32 - Low Pressure Switch Open The system is a 4-zone, 4.5 ton system. The system does not consistently raise the error, and when the heat pump runs, it blows warm air. When the system raises the error, there is no ice on the outside ...Low pressure lockout 7 Flash* Off High pressure lockout 8 On Flash* Low pressure switch open 5 Flash* On High pressure switch open 6 On Off Defrost mode 1 Alternating Flash 5-minute delay 2 * The flash time is to be 0.5 seconds on and 0.5 seconds off followed by 2 seconds off. OPERATION Each controller has 24 VAC input and B, Y, and D terminalsThe low EWT lockout sounds like it was internal to the unit that was actually a low pressure lockout due to low loop temperatures. Hopefully that clarifies things a little. Sounds like the HZ432 is doing what it is suppose to do, based on the HZ432 manual. ... so it makes sense for the zone board to lock out stage 2 while the coil is so cold. I ...Step #5: Recharge The Heat Pump. Reconnect the Trane heat pump and the refrigerant recharge assembly. Fill the appliance to the proper level with refrigerant. After finishing, switch on the heat pump to see if the soft lockout issue still exists. This procedure can be finished successfully in two to three hours.Code 83 low pressure lockout. Contractor's Assistant: I'll do all I can to help. How long have you been dealing with this? Last two hours. Contractor's Assistant: Do you plan on doing the work yourself? Yes l do. I work on cars for a living. Contractor's Assistant: Anything else we should know to help you best? Is there a way to start the ...May 26, 2021 · The most common reason these stop working is a low refrigerant charge. The unit will typically be going off on a low pressure safety and will need to be pressure checked and re charged. The technician can also add refrigerant dye if the unit is leaking and this will aid in finding the leak as well. 5 web i have an infinity 96 heat pump gas furnace temps have been mild here in nc but anyway i received the 84 high pressure lockout 4 hours message i checked my ...Hey guys, I have a 3 year old Carrier Infinity heat pump. Over the past 30 days, it has started raising the following errors: 83 - Low Pressure Lockout 4 Hours 32 - Low Pressure Switch Open The system is a 4-zone, 4.5 ton system. The system does not consistently raise the error, and when the heat pump runs, it blows warm air. When the system raises the error, there is no ice on the outside ...Carrier Infinity System, Code 83-Low Pressure Lockout, Technician cleaned outside and inside coils, replaced filter, and put more freon in it. Problem recurred within 10 days …

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83 Low pressure lockout (4 HRS) 84 High pressure lockout (4 HRS) Short flashes indicate the first digit in the status code, followed by long flashes indicating the second digit of the status code. 3, Pause ODU Fan Delay Defeat Not Active 4, Pause 5, Pause 6, Pause ODU Fan Delay Defeat ActiveI have a Carrier Infinity Greenspeed heat pump, installed in July-2015, that has a "System Fault" message: "83-Low Pressure Lockout For 4" We are in the middle of a pretty serious snowstorm here in Ma … read moreIssued September 2018. The P70, P72, and P170 controls for low pressure applications are designed primarily for low-pressure cut-out control, pump-down control, and capacity control on commercial refrigeration and air conditioning applications. These controls are available in several pressure ranges and are compatible with most common refrigerants.b. On occasions where the system has two transformers, proper low voltage phasing must be verified or HS2 could occur. If lockout has occurred after tripping three times in one hour, it may be necessary to reset the power on the unit to clear the HS2 alarm. Figure 4: HS2 lockout due to limit switch HS3 lockout due to limit switchRESULT: Low Pressure Switch Open. FIX: Low - pressure switch trip. Check refrigerant charge and indoor air flow. CODE: 45. RESULT: Control Fault. FIX: Outdoor unit control board has failed. Control board needs to be replaced. ... FIX: Thermal Lockout occurs in three consecutive high/low stage cycles. High stage locked out for 4 hours or until ...You have 2 metering devices on a traditional heatpump system, one at the evap and another at the condenser. The flow of refrigerant is reversed. Very possible for it to appear fine in one mode and not work in the other. There's a check valve so it's not really acting as a metering device during cooling.I have a roof that is relatively low sloped and often has snow accumulate during heavier storms, here in eastern Massachusetts.I typically climb out to shovel the snow off when it gets over 6 inches. ... My Carrier Infinity message is "83-low pressure lockout 4 h". We are in the middle of that Atlantic blizzard with lots of snow.83 low pressure lockout JA: What's the brand and model of: 2/15/2021 How do I program thermostat model th6320r to activate: 2/15/2021 We have a power outage in Houston. Can a liquid gas: 2/15/2021 How do i switch the continuous fan speed from low to

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There is an emergency service alert OU Low pressure switch strikes lockout code 411 ... I have a mod bp090c00p2aaa4 york pkg. 2nd stage is lock out leds are green blink 3times then off red below blinks 8times red on the right go up and down the board both hi and low sw s are not open cut ...models and 32 for 24ana 25hna 187a 180a 286a 288a fault description low pressure switch trip potential cause and action switch is monitored at all carrier systxccuid01 v infinity control thermostat manual ... code 83 low pressure lockout ...5 web i have an infinity 96 heat pump gas furnace temps have been mild here in nc but anyway i received the 84 high pressure lockout 4 hours message i checked my ...45 82 Thermal lockout Control Fault 46 83 Low pressure lockout 53 Outside Temp Sensor Brown out (24V) 84 High pressure lockout FLASH CODE FAULT DEFINITIONOUTDOOR COIL THERMISTOR Thermal Cutout AUXR Contactor Shorted No 230V at Compressor 32 Low Pressure Switch 55 Coil Temp SensorMy technical question is whether the "Code 83 Low Pressure Lockout 4 Hours" alert could be triggered by a leaky or faulty compressor unit on the Heat Pump itself. Any details you can give would be helpful as I further my troubleshooting before I need to call a Bryant technical resource.Only 1.5 yes old. I have ignition lockout problem. - Answered by a verified HVAC Technician. We use cookies to give you the best possible experience on our website. ... We have received a system fault a couple of times: 83-low pressure lockout 4. ...The # 83 is a low pressure hard lockout for 4 hours and "in the event of a low pressure trip or low pressure lockout, check the refrigerant charge and indoor airflow in cooling and outdoor fan and coil in heating mode.Ran into a Lennox xp14 heat pump with matching 4 ton cased coil. Kicking out on low pressure fault. Pressure tested the indoor coil and lineset, then the condesor. Held at 400 psi hours. Charged the system back with 410a, and ran in cooling, was getting around 20-30 on the suction side and about 180-190 on liquid side. And the indoor was …A very light load that causes low pressure; Calling a professional to deal with this issue might be the best decision. 5 Flashes. A soft lockout has taken place. If a hard lockout occurs only after the fourth trip of the LPCO, a soft lockout will take place: After the first low-pressure cut-out trip (for 15 minutes)Insufficient refrigerant is the first reason for low pressure lockout. However, a lack of airflow in the compressor might also be responsible. Not to forget that a dirty …Carrier infinity system has code 83 low pressure and code 74 are these related in anyway. Technician ordered parts for code 74 but, I am concerned that won’t solve the total issue. Contractor's Assistant: I understand that you're experiencing code 83 low pressure and code 74 on your Carrier Infinity system. Is that correct? ….

CODE: 46. RESULT: Brown Out (230v). FIX: Line voltage < 187v for at least 4 seconds. CODE: 47. RESULT: No 230v at Unit Measured at L1 and L2 on circuit board. FIX: There is no 230v at the contactor when indoor unit is powered and cooling/heating demand exists. CODE: 53. RESULT: Outdoor Air Temp Sensor Fault.Hi. I keep keep getting lock out messages on both my units. One is a heat pump the other is air conditioner. I also get a similar message in the winter time for the furnace. ... carrier infinity heatpump gives fault code 83 low pressure lockout for 4 hours. ...Press both temperature adjust buttons simultaneously for another 10 seconds, or until the Vacation LED is steady (approx. 5-second delay). When you release both buttons, the microprocessor will clear the FVS lock-out, allowing the regular operation to resume. White Rodgers Intelli-Vent lockout reset procedure is pretty simple.What is an 84 high pressure lockout what does that mean. It's a Carrier Infinity model it's about 8 years old. It just - Answered by a verified HVAC TechnicianManual Reset Lockout Option Provides "trip-free" low pressure lockout that cannot be overridden or reset until pressure returns to specified level Limited Knob Adjustment Option Restricts control adjustment ranges and deters tampering and over-adjustment P70, P72, and P170 Controls for Low Pressure ApplicationsMy carrier furnace is a piece of, kept kicking off so with the 21 and the 44 code the blower fault and lockout. Guy - Answered by a verified HVAC Technician. We use cookies to give you the best possible experience on our website. ... Carrier infinity heatpump gives fault code 83 low pressure.High pressure and low pressure lockout settings. Published 10/17/2019 01:17 PM | Updated 01/04/2022 01:07 AM . How many trips before the controller locks out on high/low pressure trips? Lockout will occur after 3 trips within 24 hours. See AE8-1436 for more information. Was this answer helpful? ...Carrier infinity error code 25. 25vna860a0030050 2017 year. changed How to fix fault code 14 on onan generator (always works!) Carrier thermostat troubleshooting ...Code 84: High-Pressure Lockout. Carrier fault code 84 indicates a high-pressure lockout situation in your Carrier Infinity system. When the system detects abnormally high refrigerant pressures, it will enter this lockout state to protect the equipment from potential damage.The lockout is not permanent (no 4h lockout/4h lockout.../24hlockout as when pressure was too low), but the HP is working well a few hours and the low … 83 low pressure lockout, The model number is RMS two - 83 the serial number is 09010481. The low-pressure light - Answered by a verified HVAC Technician. We use cookies to give you the best possible experience on our website. ... Fan will kick off and board shows a low pressure lockout., Was out combining yesterday and still getting low pressure lockout. So I added another 0.8 lbs yet my gauges still show 20 psi/125 psi at 80f and so seems to indicate more freon needed. ... Case 2388 air conditioning low pressure - School Of Hard Knock: 8/8/2021 23:32; RE: Case 2388 air conditioning low pressure - SDman: 8/8/2021 23:41; RE ..., In this video, Tim Smith demonstrates the proper procedure for diagnosing a faulty low pressure cutout (or low pressure switch) on a residential AC.Is the in..., Press and hold the reset button. On the high pressure lockout switch, there should be a reset button. Press and hold this button for about 10-15 seconds. 4. Release the reset button. After holding the reset button for the designated time, release it. 5. Turn on the power. Turn the power back on to the HVAC system., Carrier Infinity System, Code 83-Low Pressure Lockout, - YouTube. JustAnswer-Q&A. 8.27K subscribers. Subscribed. 1. 2.2K views 2 years ago. From https://www.justanswer.com/ythi JustAnswer..., I'm getting a system alert on my infinity control by carrier. says change the filter then ..83-low pressure lockout 4 hours? the house is getting hot.Will my system come back on? Contractor's Assistant: How old is your Carrier unit? Not sure, just bout my home. Contractor's Assistant: How long has this been going on with your Carrier unit? What have you tried so far?, The P70, P72, and P170 controls for low pressure applications are designed primarily for low pressure cut-out control, pump-down control, and capacity control on commercial refrigeration and air conditioning applications. These controls are available in several pressure ranges and are compatible with most common refrigerants., Code 13 - Limit Circuit Lockout Code 14 - Ignition Lockout Code 21 - Gas Heating Lockout Code 22 - Abnormal Flame Proving Signal Code 23 - Pressure Switch Did Not Open Code 24 - Secondary Voltage Fuse Open Code 33 - Limit Circuit Fault AND high heat only is active Code 45 - Control Circuitry Lockout, 46 83 Low pressure lockout 84 High pressure lockout Brown out (24V) 53 Outside Temp Sensor FLASH CODE FAULT DEFINITION Thermal Cutout Contactor Shorted 74 No 230V at Compressor 32 Low Pressure Switch 55 Coil Temp Sensor 1. Compressor damage may occur if system is over charged. 2. This unit is factory charged with R-410A in accordance with the ..., The 13HPX is a residential split-system heat pump. The series is designed for use with expansion valves (TXV) and R−410A refrigerant. All 13HPX units utilize scroll compressors. 13HPX series units are available in 1 1/2, 2, 2 -1/2, 3, 3 -1/2, 4 and 5 ton capacities. All major components (indoor blower and coil) must be matched according to ..., switch action and a manual-reset lockout mechanism for high-pressure lockout applications. P100E type controls are non-standard models that feature a Single Pole, Double Throw (SPDT) switch. Standard P100 control models are supplied with 48 in. wire leads. Some standard models have a conduit clamp for 3/8 in. flexible metal conduit or conduit box, Thermostat calls for heat motor starts at low rpm for few minutes then shuts - Answered by a verified HVAC Technician. We use cookies to give you the best possible experience on our website. ... carrier infinity heatpump gives fault code 83 low pressure lockout for 4 hours. ..., Code 82 -- Thermal lockout in high stage -- 4 hrs. Code 83 -- Low Pressure Lockout -- 4 hrs. Code 84 -- High Pressure Lockout -- 4 hrs. Code 85 -- Low contactor open Code 86 -- Low contactor shorted Code 87 -- High contactor open. User Interface. S. Temp sensor failed, loss of communication with smart sensor, smart sensor fault. “NO SENSOR ... , Thanks for watching! I hope you enjoyed. Please leave any thoughts, feedback, comments, criticism, or advice in the comment section. Thumbs up, and subscribe..., Thermal Lockout. 82. Thermal cutout occurs in three consecutive high/low stage cycles. High. stage locked out for 4 hours or until 24v power recycled. Low---Pressure. Lockout. 83. Low pressure switch trip has occurred during 3 consecutive cycles. Unit. operation locked out for 4 hours or until 24v power recycled. High---Pressure. Lockout. 84, Carrier infinity heatpump gives fault code 83 low pressure lockout for 4 hours. We start the AC at 76. Outside temp - Answered by a verified HVAC Technician, 83: Low Pressure Lockout: Amber: 84: High Pressure Lockout: When to Get a Technician for KeepRite Air Conditioner Repairs. Although you may be able to effectively diagnose the source of your KeepRite air conditioner's problem, it's typically considered more advisable to contact a certified HVAC technician when it comes to performing the ..., The lockout board works as such - the low and high lockout switches have an upper and lower range. The lockout board makes a flashing led indication when the psi measurements are within the upper/lower psi ranges on the switches. On the low level switch, if it gets to 25, the low cutoff will come on and lock out the board, until you do a power ..., I'm getting a system alert on my infinity control by carrier. says change the filter then ..83-low pressure lockout 4 hours? the house is getting hot.Will my system come back on? Contractor's Assistant: How old is your Carrier unit? Not sure, just bout my home. Contractor's Assistant: How long has this been going on with your Carrier unit? …, I have a Carrier Infinity Greenspeed heat pump, installed in July-2015, that has a "System Fault" message: "83-Low Pressure Lockout For 4" We are in the middle of a pretty serious snowstorm here in Ma … read more, Infinity and Evolution systems are designed to alert the equipment owner of a potential system problem, and help guide the servicer in determining a system problem. Two types of alerts can pop up on the User Interface screen when a system problem or potential system problem exists. These alerts are described below., 45 82 Thermal lockout Control Fault 46 83 Low pressure lockout 53 Outside Temp Sensor Brown out (24V) 84 High pressure lockout FLASH CODE FAULT DEFINITIONOUTDOOR COIL THERMISTOR Thermal Cutout AUXR Contactor Shorted No 230V at Compressor 32 Low Pressure Switch 55 Coil Temp Sensor, The HPC or DTL opens while the compressor is running, (after the circuit has proved) and the Compressor Contactor loses its 24 VAC, causing the Aux Switch to open. Alarm - Compressor Proving Trip Diagnostic - 15-minute lockout. The Symbio Board calls for the Compressor Contactor, and the Contactor doesn't pull in within 7 seconds., Hi. I keep keep getting lock out messages on both my units. One is a heat pump the other is air conditioner. I also get a similar message in the winter time for the furnace. ... carrier infinity heatpump gives fault code 83 low pressure lockout for 4 hours. ..., A high pressure lockout on a heat pump occurs when the system detects excessive pressure within the refrigerant circuit, which can be caused by several factor: 1. Dirty or blocked condenser coil: A dirty or blocked coil restricts airflow, causing the refrigerant temperature and pressure to rise. Regular cleaning and maintenance can …, 1.3 bar is normal, and most boilers will lock out if they are below 0.6 bar, or above 3 bar. To increase pressure, add water via the boiler filling loop. But keep in mind that a loss in pressure typically means a leak affecting the boiler or the central heating system, and you'll have to fix this leak first., Low Pressure Lockout = Code 3. The low pressure switch must be open and remain open for 30 continuous seconds during "on" cycle to be recognized as a low pressure fault. If the low pressure switch is open for 30 seconds prior to compressor power up it will be considered a low pressure (loss of charge) fault. The low pressure switch input is ..., 83 Low pressure lockout (4 HRS) 84 High pressure lockout (4 HRS) 85 Low contactor open 87 High contactor open * SHORT FLASHES INDICATE THE FIRST CODE, FOLLOWED BY LONG FLASHES INDICATING THE SECOND DIGIT OF THE STATUS CODE. 11 21 23 23 C C FAN CAP COMPONENT ARRANGEMENT COMP CAP CL SR SC CH, Carrier Infinity System, Code 83-Low Pressure Lockout, Technician cleaned outside and inside coils, replaced filter, and put more freon in it. Problem recurred within 10 days …, Thread: Carrier infinity 25hna - code 83 low pressure lockout 4 hours - cooling mode only. Thread Tools. Show Printable Version; 05-23-2014, 08:34 PM #1. Eric Séguin. View Profile View Forum Posts View Forum Threads New Guest Join Date May 2014 Location Mirabel, Canada Posts 1 Post Likes, Low Pressure Lockout = Code 3. The low pressure switch must be open and remain open for 30 continuous seconds during “on” cycle to be recognized as a low pressure fault. If the low pressure switch is open for 30 seconds prior to compressor power up it will be considered a low pressure (loss of charge) fault. The low pressure …, 83-low pressure lockout 4 hours . Got the above message on a ~10 year old Carrier AC system. Any idea what might be causing this? Or do I just call a pro , My Carrier Infinity message is "83-low pressure lockout 4 h". We are in the middle of that Atlantic blizzard with lots of snow. We are in the middle of that Atlantic blizzard with lots of snow. I cleared the snow from the unit outside, but wonder what I should expect.