Fault lockout enables emergency heat and prevents compressor operation until thermostat or circuit breaker has been reset. LT1 is set at the factory for one try. We are committed to innovation and dedicated to environmentally clean, economically sound, and superbly comfortable home and business environments. Each ClimateMaster. A. No fault assigned to code 4 5 Invalid: No fault assigned to code 5 6 Condensate Overflow: Blocked Drain Moisture on Sensor: Poor Drainage Clogged Air Filter: Restricted Return Airflow 7 Over / Under Voltage: Voltage Too High Voltage Too Low: 8 Invalid No fault assigned to code 8: 9 Invalid No fault assigned to code 9: 10 ECM Low RPM Apr 6, 2017 · CXM Board - Most older Climatemaster Geothermal heat pumps use the CXM Control Board. DXM2 Unit Fault Code 4: Low Water Temperature. best pre mech summon DXM2 Unit Fault Code 5: Low Air Coil. DXM2 Unit Fault Code 3: Low Pressure Switch. The LT1 thermistor temperature must be below the selected low temperature limit setting* for 30 continuous seconds during a compressor run cycle to be recognized as a LT1 fault. An over/under voltage condition exists when the control voltage is outside the range of 18VAC to 31 Over/under voltage shut down is a self-resetting safety. Control Board date codes are formatted as year/we. car rental tomorrow near me ClimateMaster and if cut, the installer assumes responsibility for damages which may occur based upon over/under voltage situations. Code 5 = Low Air Coil Temperature (FP2) The FP2 thermistor temperature must be below the selected low temperature limit setting (30 deg. YouTube does a great job of keeping you engaged by constantly offering tailor-made suggestions (and an aggressive. or, b) the compressor is On in Heating Mode and the LT2 sensor is colder than the LT1 sensor. When the CXM board enters a "lockout" mode, the LED on the control board will flash continuous to indicate that a fault code exists. mateMaster part number 17B0001N01Effected Range: Units serial numbers G148****– J126****. adult escort richmond va or, b) the compressor is On in Heating Mode and the LT2 sensor is colder than the LT1 sensor. ….