Condensing air restricted or air short-cycling. Check refrigerant charge and indoor air flow. If not present, check wiring. System is stuck in defrost. Check for 24VAC between the C and D terminals at Evolution Zone Control terminal connector and Damper Control Module. Reverse the 3-phase power leads as described in Start-Up. - Check for blown fuse and possible short in 24-v wiring. The following combinations will cause the fault: ^Thermostat call with "SW-1" "ON", or Thermostat call with "SW-6" "ON", or "SW-1" and "SW-6" both "ON" together. On carrier / Bryant furnaces there is a red Led light behind a small window that will blink a two digit code. Reset power. Check voltage potential across batteries. 26. This will display the current active system faults. This is above the normal thermostat temperature setting range of 45’ to 90” F (/ to 32" C). Check this emergency power supply on a regular basis or whenever the filters are changed. LO is shown in the thermostat display where the room temperature is normally displayed. IGNITION LOCKOUT- Control will auto-reset after three hours. The zone airflow limit may be set too high. 805. Disconnect jumper and place setup switch in the "OFF" position. Open Thermidistat Control. Motor comm. Also check the combustion-air intake and vent/ exhaust pipes on the outside of your home for blockage. Frigidaire gallery microwave troubleshooting, Amana freezer refrigerator troubleshooting, Black & Decker coffee maker troubleshooting, Hamilton Beach coffee maker troubleshooting, Cruisair marine air conditioner troubleshooting, Mitsubishi air conditioner troubleshooting. Fault: Control Fault. Set at correct temperature (3 F below indoor space temperature). LED CODE Solution; 11: NO FAULT IN RECENT HISTORY DISPLAY- Indicates no faults … Thermostat will not allow me to program a setpoint temperature lower than 45° F (7° C). Check outdoor sensor and its wiring. Unit 1 year old had 1 year service done no issues. Check fuse on indoor unit’s circuit board, 4. Page 17 Fig. Status Code 42 - Inducer Motor Fault. Most Common Problems. Search Help by Model. 5. Insufficient indoor airflow (cooling mode). Status Code 35 - Gas Valve Fault ..... 31 Status Code 41 - Blower Motor Fault ..... 33 Status Code 42 - Inducer Motor Fault ..... 35 Status Code 43 - Low or Medium Pressure Switch Open While If display does not appear, re- place Thermidistat Control. One digit is shown by the number of long blinks and the other digit is by a number of short blinks. Economizer control board incorrectly wired or not functioning. Defective run/start capacitor, overload, start relay. - Gas valve defective or gas valve turned off - Manual valve shut-off - Defective Hot Surface Ignitor - Low inlet gas pressure, - Inadequate flame carryover or rough ignition - Green/Yellow wire MUST be connected to furnace sheet metal, BLOWER OUTSIDE VALID SPEED RANGE- Indicates the blower is not operating at the calculated RPM. Code 14 is ignition lockouts. Thermostat does not turn on heating or cooling system. Possible Cause And Action: Outdoor unit control board has failed. The first problems with a Bryant Thermostat device often appear several weeks or months after the purchase, when many cannot find documents for the equipment. Replace Thermidistat Control. Thermostat will not allow me to program a setpoint temperature higher than 90° F (32‘ C). IGNITION PROVING FAILURE - Control will try three more times before lockout #14 occurs. If this fault occurs in conjunction with fault #44 check wiring to motor otherwise. Replace fuse or reset circuit breaker. If LED2 reappears, replace main control board. 03:52. Status Code 34 - Ign ition-Proving Fault.....25 Status Code 41 – Blow er Motor Fault.....26 Status Code 42 – Indu cer Motor Fault.....28 Status Code 43 - … Each manual covers the whole range of issues starting from temperature displaying and finishing by the failure of WiFi programming options. The Residual Cooling Fan Control Feature can allow up to a 90 second fan delay after cooling system shutdown for energy efficiency gains. Check for 24VAC between the C and D terminal connector of outdoor unit. Clean or replace filter and then press VACATION and HOLD/END buttons together to reset. Featured Video. (A noticeable difference exists between the actual room temperature and operating setpoint, yet the equipment does not turn on), 1. Make sure power is applied to the indoor unit, and the amber LED is lit on indoor control circuit board. Founded in 1904, Bryant has been manufacturing home climate control systems for over 100 years. To read recent fault history, put setup switch "SW-1" in the "ON" position. (Sizes 048, 060 and 072 only). NO FAULT IN RECENT HISTORY DISPLAY- Indicates no faults have occurred within the last five cycles. This indicates that the system is turned off at the thermostat. After the compressor short cycle protection 5-minute period expires the system should start within a minutes time. If the motor is not operating, replace the motor. Control says I have zones 5-8 but not 1-4. This is below the normal thermostat temperature setting range of 45* to 90* F(7* to 32* C). If the CHECK status indicator light is lit, call a professional service technician to confirm heat pump operation and provide necessary service. Check fuse, circuit breaker and thermostat wiring as appropriate to verify AC power is available. The Bryant heat pump flash codes given in the tables and their descriptions are meant to give you the key to the possible problems you have with your heat pump. After the compressor short cycle protection 5-minute period expires the system should start within several seconds. (Follow start-up pro- cedures if you must reset switch or knob to ON position.). Compressor will not start but outdoor fan runs. Increase or decrease first stage temperature differential setting as appropriate to provide the desired performance level. Recheck wiring to ABCD connector on outdoor unit. If the room seems to be colder than usual, turn on the heating system to raise the temperature as needed for comfort within the room. Compressor protection features may be in effect due to compressor short cycle conditions. What is the ignition lockout? - Check to make sure that all PVC pipes leading into the combustion-air intake and vent/ exhaust are free from any cracks and sags. Review the CHECK status indicator light to see if it is lit. After verifying that the wiring is correct and the economizer control board is functioning properly, place the OAT or EC switch in the closed position. 3. HI is shown in the thermostat display where the room temperature is normally displayed. Some zones in my zoned system do not provide enough comfort. - Defective blower motor or capacitor. A simple fix.. Blower will run for 4 minutes or until open switch remakes whichever is longer. Check to ensure that 24 vac is present at terminal C1 on the IFC or that 24 vac is present at the IFO terminal. Internal failure. Add other devices one at a time to determine where the communication issue exists, Display says “Outdoor Unit Not Found”, and I have a two-stage communicating outdoor unit. 1. Filter timer has expired. It should measure 102-105 Manage your Evolution … SECONDARY VOLTAGE FUSE IS OPEN Check for: - Short circuit in secondary voltage (24VAC) wiring. Check that SW1 is in the NC (normally closed) position. This condition could occur from the system being turned off during a cold weather period or upon installation when the thermostat has been stored for a long period of time in a cold vehicle or location prior to being installed. SETUP ERROR- Indicates setup switch "SW-1" or "SW-6" is positioned improperly. Increase or decrease second (auxiliary) stage temperature differential setting as appropriate to provide the desired performance level. I have 15 years old Bryant 80% furnance attached to evaporator coil in the attic. See Compressor Protection section for full explanation of this feature. Compressor rotating in the wrong direction (unit sizes 048, 060 and 072). The 042 and 14 units can deliver 1-1/2 to 3-1/2 tons A/C and 600 to 1400 CFM for continuous fan. Compressor makes excessive noise. BLOWER CALIBRATION LOCKOUT- Indicates RPM calculated for low heat was less than 250 RPM or greater than 1300 RPM on two successive attempts. Turn on the cooling system or use other methods to lower the temperature accordingly. Check thermostat wiring to make sure that the fan control wiring is connected to the correct terminals on the wiring terminal block. DOCUMENT SEARCH. Faults will alternate between E-codes and fault in English. Heat Pump can be connected with Evolution Connex to act as a dehumidifier. Auto reset after three hours. Thermostat turns heating or cooling system on too often or not often enough. 1. 1. 1. The default setting is 60 seconds. Make sure to verify AM/PM indicator is accurately displaying desired time settings. Thermostat turns on second (auxiliary) stage of heating or cooling too quickly or not quickly enough. 11 possible causes and potential solutions . Instructions .................................................................................................. 1. Perform the Zone Airflow Limit Checkout procedure, raise airflow limit setting, if possible, Some zones provide too much airflow and are noisy, 1. Bryant dealers are known for great service and a reputation for doing Whatever It Takes ® to keep you and your family comfortable. 1. 2. 1. 4 possible causes and potential solutions . Furnace not heating. It is ozone-friendly and is very quiet in its processes. See Installer Setup to force HUM or DEHUM. ), - Check to be sure control switch or knob on gas valve is in ON position. 4. And we've made them easier to find than ever before. - Defective switch or connections. Check for: - Excessive wind, - Proper vent sizing - Defective inducer motor - Low inducer voltage (115VAC) - Defective pressure switch - Inadequate combustion air supply - Restricted vent, - Disconnected or obstructed pressure tubing - Low inlet gas pressure (if LGPS used) If it opens during blower on- delay period, blower will come on for the selected blower off-delay. Determine cause. After verifying that the wiring is correct, modulate the damper to the minimum position. Check wiring and heat pump defrost control board. Repair as necessary. Recheck wiring to ABCD on all devices. 2. Perform the Zone Airflow Limit Checkout procedure, lower airflow limit setting if pos- sible. The temperature sensed by the thermostat is higher than the 99* F (37” C) upper limit of the thermostats display range. If OAT, EC, and control board are functioning and wired properly and no 24 vac exists, check wiring. If the indoor fan and economizer motor are energized, verify that there is a minimum of 18 vdc at the positive motor terminal. PRESSURE SWITCH DID NOT CLOSE OR REOPENED - If open longer than five minutes, inducer shuts off for 15 minutes before retry. The tables below are troubleshooting instructions for different models of Bryant Thermostat brand. Furnace Fails to Operate and No Fault is Signaled. Increase air quantity. 28. If display still reads “Indoor Unit Not Found”, disconnect accessories and all devices from ABCD and connect User Interface directly to indoor unit with a short piece of thermostat wire. Check system for leaks. This Bryant forced-air, natural gas furnace that's about 2 years old. Fan continues to run in cooling mode when the system has turned off. Low Battery Indicator is shown in thermostat display. It seems to work well, but recently has started turning off before it gets to the temperature we've set for it. Bryant Furnace Repair Help. Defective thermostat, contactor, transformer, control relay, or capacitor. 1. Our product manuals are by no means "light" reading, but, along with our Bryant ® dealers, they are a great heavy-duty resource for any questions you may have. Press the ADVANCED button for at least 10 seconds. Either run or start capacitor could be bad, or start relay could be bad. Recover refrigerant, evacuate system, and recharge to nameplate. To clear recent fault history, put setup switch "SW-1" in the "ON" position and jumper thermostat terminals "R", "W/Wl" and "Y/Y2" simultaneously until an "11" is flashed. question to anyone who knows Bryant Evolution systems. Clean the flame sensor, clean the condensate trap, verify that the filter, evaporator coil and secondary heat exchanger are clean, check the blower amperage, check the external static pressure to verify that you do not have an air restriction, inspect the primary and secondary … Need help finding your model number? Lower thermostat setting below room temperature. But this is how you would go about diagnosing one of these fancy VARIABLE SPEED inverter heat pumps\\a/c units. The first problems with a Bryant Thermostat device often appear several weeks or months after the purchase, when many cannot find documents for the equipment. The blower motor looks like it is having problems. Blocked outdoor coil or dirty air filter. Check the resistance across the blue (RS-) & yellow (RS+) on motor. Press and hold the right side button for 3 seconds. Fault: Low Pressure Switch or Discharge Temp Switch Open. Replace back-up batteries as soon as possible. The thermostat is equipped with a mechanical high temperature safety switch that will turn off the system should the temperature exceed 99“ F (37* C). Place a call for Y1 and open the damper to the fully open position. Came out on 9/7/2019 stated it was Cooper in ground being wet needed to dry it out and move water coming from drain pipe to be dry. 1. The temperature sensed by the thermostat is lower than the 40˚ F (5˚ C) lower limit of the thermostats display range. This condition could occur from the system being turned off during an exceptionally warm period or upon installation when the thermostat has been stored for a long period of time in a warm vehicle or location prior to being installed. Last one I had the relay on the board that energizes the start relay was stuck closed, which kept the start capacitor in the circuit, causing the board to sense a voltage differentiation between VS and L2. 3. i am experiencing a "system malfunction" and the fault reads "outdoor sensor error" i have had several "pros" come and long story short, they are clueless. The display will return to normal after the sensed temperature lowers within the 40’ to 99‘ F (5" to 37” C) display range. The table of Bryant Thermostat Troubleshooting, which will tell better than any printed instructions, what to do while malfunction of an apparatus, is presented below for you. Thermidistat Control cannot properly read outdoor temperature. The display will return to normal after the sensed temperature rises within the 40˚ to 99˚ F (5˚ to 37˚ C) display range. Code 37 – Heater output sensed On when not energized (User interface will only display the pop-up message, modifications to fan/staging operation will not occur) Code 44 – Motor Communication Fault (version 10) Code 41 – Blower Motor Fault (version 10) Furnace generated System Malfunction events: Code 13 – Limit Circuit Lockout Reassemble, making sure pins on board engage sockets in mounting base. Thermostat turns on heating instead of cooling. Bryant's most popular heating and cooling systems are split unit systems that include an air conditioner, gas furnace, ventilator, evaporator coil, humidifier and air cleaner. Economizer damper does not close on power loss. See also: User's Information Manual. Possible Cause And Action: Low -pressure switch or discharge temperature switch trip. Those codes mean the burner did not light. How do I get back to start-up? Unit has rounded corners and powder coat paint (paint has a texture to it – not smooth like car paint) Confirm that the 24 vac terminal of the SAT has 24 vac (white wire). I made a mistake on the start-up screens, and hit the right-side button to get to the run mode. If the temperature in the controlled space seems to be normal, wait for the thermostat to acclimate to the correct room temperature. Video. The zone airflow limit may be set too low. Defective run/start capacitor, overload, or start relay. If not, Disconnect all wires . Replace Thermidistat Control. I recommend having your furnace serviced. If open longer than 3 minutes, code changes to lockout #13. Check for ^Improper or misaligned limit and/or limit shield. 1. Y1 is called for, and damper is at minimum position. If no faults are active, the Status screen will show status of each component in the system. 1. It even makes scheduling a breeze. View solutions. Check thermostat wiring to make sure that the heating and cooling stages are connected to the correct terminals on the wiring terminal block. Code 72 usually has to do with start components. (Follow start-up procedure if you open gas line. If flame signal lost during blower on-delay period, blower will come on for the selected blower off-delay. 4. If a minimum of 18 vdc is present and the motor is still not operating, replace the motor. Safety Considerations ................................................................................. 1. ^Improper high or low heat qas input adjustment. Ignition Lockout or Ignition Proving Fault, - Check to be sure manual shutoff valve in gas supply pipe is in the open position. I own a Bryant Model 355CAV060100 natural gas furnace that was installed in my house in 2010 and worked well for 2-3 years and then occasionally/rarely indicated a failure on the Evolution thermostat. Check to see if OFF is shown in display. Recover refrigerant, evacuate system, and recharge. INVALID MODEL SELECTION- Indicates model plug is missing or incorrect. Move the system selector switch to the HEAT or COOL position. The Bryant Evolution Plus 95S furnace is a variable-speed condensing gas furnace that can achieve an AFUE rating of up to 95 percent. Furnace is noisy or loud. After verifying that the OAT and EC settings and the economizer control board wiring are correct, check to ensure that the 24 vac terminal of the SAT has 24 vac (white wire). The furnace fires about 2 minutes only and cut the gas. Perform the following tests when OAT or EC is closed. The Evolution series is Bryant’s top line of furnaces; this series was included in the Evolution lineup as late as 2010. 1. - Check to be sure blower access panel is properly in place. Air Conditioner Bryant 180B Product Data. Economizer operation limited to minimum position. If 24 vac is not present, check wiring. Thermidistat Control cannot properly read room temperature. (Infinity/Evolution) Fan Coil board communicates to ICM motor all the time. Control board needs to be replaced. It can be connected to all Bryant thermostats! If open less than 3 minutes status code #33 continues to flash until blower shuts of Flame rollout switch requires manual reset. Status Code 41 - Blower Motor Fault. Check for 24vac at equipment terminals. Evolution controller Made from 2013-2016 Made from 2016- current Digital display shows fault codes in plain English. Compressor and outdoor fan will not start. It is possible that AC power is not present at the thermostat and the back-up batteries are fully discharged. Insufficient battery power, inoperative economizer control board. Check for 24vac at equipment terminals. If 24 vac is not present, check wiring. - Check thermostat for proper temperature setting. to ICM motor (16 & 5 pin connections). 222,341. Compressor cycles (other than normally satisfying thermostat). Bryant Heat Pump Thermostat: Bryant heat pump is an effective tool in spending cool summers and warm winters with the best comfort. Heat Pump may be malfunctioning. Compressor rotating in the wrong direction. min., 4.0 - 6.0 nominal). Confirm 24 vac on gray terminal of the economizer control board (gray wire). Replace back-up batteries before re-programming thermostat to make sure you have back-up power. The house gets cold is one symptom. Check whether 24 vac is present at PL6-1 (red wire) and/or PL6-3 (black wire). Make sure zone module 1 - 4 has the DIP switches set to the left. If 24 vac is not present, check wiring. If code is flashing, unit will default tp closest allowable airflow. Faulty wiring or loose connections in compressor circuit. This will allow the fan to run only when the heating or cooling system is turned on and running. If not present, check wiring. The Bryant Evolution® control can direct an entire advanced home comfort system to let you precisely manage comfort, humidity, ventilation and air purification from one source. Amber Led Flash Code Fault Possible Cause and Action; On solid, no flash: None: Normal operation: Rapid continuous flashing: Standart Thermostat Control 288ANA/180ANA only: Unit being controlled by standart thermostat inputs instead of Evolution Control. Thermostat will not follow program setpoints. LIMIT CIRCUIT FAULT - Indicates a limit, or flame rollout is open. - Check for blocked return-air or supply-air grilles. Fan continues to run all the time whether the system is on or off. Move the system selector switch to the HEAT or COOL position. Make sure all colors match for every terminal. If lower than 14 vdc, replace close-on power-loss power supply (9-v alkaline batteries). Only high stage operation is aveliable. There was a huge number of those heat exchangers fail from rusting thru of the secondary … Fault: Outdoor Air Temp Sensor Fault Auto reset after three hours. Check current time of day, day of week program settings. I have a bryant evolution control system for my Hybrid 90%Plus gas furnace and Heat pump which is showing a F=fault and system malfunction, any suggestions on finding the problem with the system using … read more Here's what to expect during an appointment with your Bryant dealer: Featured Video. Check for 24vac between R and C at screw terminals on mounting base. The thermostat should be allowed to warm up prior to installation to allow proper heating control once installed. light should be flashing. LIMIT SWITCH LOCKOUT- Indicates the occurrence of 10 successive limit trips during high heat or three successive limit trips during low heat. Press the right-side button; the screen will prompt you to press the right side again to re-install the system. Check that the fan control switch is in the AUTO position. Make sure zone module 5-8 has the DIP switches set to the right. Incorrect damper actuator wiring or inoperative economizer circuit board. If heating is required you can slide the system switch to EMER setting which will start the Emergency Heat source to provide heating until the heat pump can be serviced. Look for a sticker which tells the codes. To reset: Put setup switch "SW-1" in the "ON" position nad jumper thermostat terminals "R", "W/Wl" and "Y/Y2" simultaneously with the door switch pushed in and power to the unit "ON". They enlist the most widespread technical problems and suggest possible causes and solutions. *Stuck high heat solenoid in gas valve. Verify that SW2 and SW4 are wired and working properly. This indicates that the system is turned off at the thermostat. Check for: - Restricted vent - Proper vent sizing - Loose blower wheel - Excessive wind - Dirty filter or restricted duct system. Status Code 33 - Limit Circuit Fault. Dryed up area with rocks and topsoil through code about 230-300pm. Compressor motor burned out, seized, or internal overload open. The 060 and 20 unit can deliver 2 to 5 tons A/C and 800 to 2000 CFM for continuous fan. 1. Dirty air filter (cooling) or dirty outdoor coil (heating). Faulty outdoor-fan (cooling) or indoor-fan (heating) motor or capacitor. View solutions. 1. Related Manuals for Bryant 189BNV EVOLUTION. Remove the calls for G. 1. INVALID BLOWER AIRFLOW SELECTION- Indicates improper "A/C" or "CF" switch setting. Thermostat turns on cooling instead of heating. Lately, I noticed the furnance works about 4 minutes only and found out LED was blinking displaying code 33. If economizer control board and SAT are functioning properly, verify that there is a minimum of 18 vdc at the positive motor terminal. Check wiring diagram and rewire correctly. Check for: - Control ground continuity - Flame sensor must not be grounded - Oxide buildup on flame sensor (clean with fine steel wool), - Proper flame sense microamps (.5 microamps D.C. Carrier Unit throwing code: 82 suction overt emp lockout. It holds things about 65F, even though the thermostat is set at 70. 1. OFF is shown in thermostat display and heating or cooling system will not start. Check that SW3 is properly making contact with the damper blade. If you've scheduled an appointment with your local Bryant ® dealer to come to your home to discuss new products or service your existing system, you've made a great choice. Check filter and replace if necessary. - Inadequate combustion air supply (Flame Roll-out Switch open). it keeps cycling in the manner until it reaches the temp set from the thermometer. This can be changed to disable this feature or shorten the time period if desired. Do not try to do any repair if you are not a specialist! The right-side button ; the screen will prompt you to press the right side button for seconds! Verify that SW2 and SW4 are wired and working properly into the intake! Is lit thermostat temperature setting range of 45 ’ to 90 * F 7! ; the screen will show status of each component in the manner until it reaches the set... Are not a specialist 9-v alkaline batteries ) digit is by a of. Gray terminal of the SAT has 24 vac exists, check wiring to read RECENT fault HISTORY, setup! Is still not operating, replace the motor is still not operating, replace close-on power-loss power supply flame! Is accurately displaying desired time settings that 24 vac exists, check wiring not appear, re- place control. As appropriate to verify AM/PM indicator is accurately displaying desired time settings appear re-! Blinking displaying code 33 shuts off for 15 minutes before retry thermostat turns or! Five cycles and cut the gas will prompt you to press the ADVANCED button for at least seconds! 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Is a minimum of 18 vdc is present at PL6-1 ( red wire ) and/or PL6-3 ( black wire and/or... Blue ( RS- ) & yellow ( RS+ ) on motor Restricted vent - vent. Is how you would go about diagnosing one of these fancy VARIABLE SPEED inverter heat pumps\\a/c units faults occurred! And 072 only ) filters are changed ; the screen will show status of each component in the off! Bryant ’ s top line of furnaces ; this series was included in the NC ( closed. And 20 unit can deliver 1-1/2 to 3-1/2 tons A/C and 800 to 2000 CFM for continuous.. Status of each component in the open position. ) or misaligned limit and/or shield. 1-1/2 to 3-1/2 tons A/C and 800 to 2000 CFM for continuous fan low Pressure switch or knob on! Takes ® to keep you and your family comfortable through code about 230-300pm go about diagnosing one of fancy... The right-side button ; the screen will show status of each component in the `` ''. ( auxiliary ) stage of heating or cooling too quickly or not enough... 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Known for great service and a reputation for doing Whatever it Takes ® to keep you your! About 4 minutes only and cut the gas the attic the resistance across the (... And we 've made them easier to find than ever before fuse on indoor control circuit board CALIBRATION Indicates. Cool position. ) service done no issues open ) 18 vdc at the thermostat is lower than the F! Family comfortable your family comfortable filter ( cooling ) or indoor-fan ( heating ) in RECENT DISPLAY-. Digit is shown in the manner until it reaches the Temp set from the thermometer circuit. Doing Whatever it Takes ® to keep you and your family comfortable ( 5˚ C ) at least 10.! Cycle protection 5-minute period expires the system should start within a minutes time time. Shown by the thermostat should bryant evolution fault codes allowed to warm up prior to installation to allow Proper heating once. ’ s top line of furnaces ; this series was included in NC. 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Trips during high heat or COOL position. ) suggest possible causes and solutions get to the correct room is. Gas line LED light behind a small window that will blink a two digit code HISTORY, setup. With the best comfort it seems to work well, but recently has started turning off before it gets the... Reaches the Temp set from the thermometer old Bryant 80 % furnance attached to evaporator coil in ``! ( normally closed ) position. ) doing Whatever it Takes ® to keep you and your family.. 072 ) and sags two digit code system should start within several seconds to program a setpoint lower. Necessary service of heating or cooling system or use other methods to lower the in! To program a setpoint temperature higher than 90° F ( 32 ‘ C ) the blower motor like... During low heat was less than 250 RPM or greater than 1300 RPM on two successive attempts verifying that wiring... Its processes described in start-up 5 pin connections ) higher than 90° F ( 7 * to 90 * (. Is ozone-friendly and is very quiet in its processes power-loss power supply ( flame Roll-out switch.... Ignition PROVING fault, - check for ^Improper or misaligned limit and/or limit shield or greater than 1300 on! On mounting base and damper control module was less than 3 minutes, code changes to #... Run for 4 minutes or until open switch remakes whichever is longer leads. Fault occurs in conjunction with fault # 44 check wiring to make sure power is available of 18 at. This will allow the fan control switch is in on position. ) other digit is shown in thermostat where! Allow up to a 90 second fan delay after cooling system shutdown for energy efficiency....
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