Compressor cycles (other than normally satisfying thermostat). Blocked outdoor coil or dirty air filter. Each manual covers the whole range of issues starting from temperature displaying and finishing by the failure of WiFi programming options. Reassemble, making sure pins on board engage sockets in mounting base. Increase or decrease first stage temperature differential setting as appropriate to provide the desired performance level. 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. Those codes mean the burner did not light. Fan continues to run all the time whether the system is on or off. It is possible that AC power is not present at the thermostat and the back-up batteries are fully discharged. Fan continues to run in cooling mode when the system has turned off. It should measure 102-105 Thermostat does not turn on heating or cooling system. Also check the combustion-air intake and vent/ exhaust pipes on the outside of your home for blockage. If lower than 14 vdc, replace close-on power-loss power supply (9-v alkaline batteries). Ignition Lockout or Ignition Proving Fault, - Check to be sure manual shutoff valve in gas supply pipe is in the open position. IGNITION LOCKOUT- Control will auto-reset after three hours. The blower motor looks like it is having problems. The tables below are troubleshooting instructions for different models of Bryant Thermostat brand. Incorrect damper actuator wiring or inoperative economizer circuit board. Bryant Furnace Repair Help. The default setting is 60 seconds. Perform the Zone Airflow Limit Checkout procedure, lower airflow limit setting if pos- sible. To read recent fault history, put setup switch "SW-1" in the "ON" position. Press the ADVANCED button for at least 10 seconds. Compressor will not start but outdoor fan runs. Perform the Zone Airflow Limit Checkout procedure, raise airflow limit setting, if possible, Some zones provide too much airflow and are noisy, 1. 1. Open Thermidistat Control. After verifying that the wiring is correct, modulate the damper to the minimum position. - Defective switch or connections. It is ozone-friendly and is very quiet in its processes. What is the ignition lockout? Set at correct temperature (3 F below indoor space temperature). Either run or start capacitor could be bad, or start relay could be bad. Check current time of day, day of week program settings. 1. 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. Fault: Control Fault. Repair as necessary. DOCUMENT SEARCH. 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. Check filter and replace if necessary. Recheck wiring to ABCD on all devices. Reset power. Check thermostat wiring to make sure that the heating and cooling stages are connected to the correct terminals on the wiring terminal block. The display will return to normal after the sensed temperature lowers within the 40’ to 99‘ F (5" to 37” C) display range. ^Improper high or low heat qas input adjustment. Status Code 42 - Inducer Motor Fault. Status Code 41 - Blower Motor Fault. 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. 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