HVAC: Daikin VRV Heat Pump Not Heating/Cooling (Error Code L5) Daikin Inverter AC Service Call

Today we are working on a Daikin VRV Heat Pump (RXYQ SERIES) which gives us a L5 error code on the thermostat. Lets take a look! Veto Pro Pac TECH-LC Tool Bag Fluke 902 FC HVAC True-RMS Clamp Meter Fieldpiece SC260 Clamp Multimeter Yellow Jacket 42004 Series 41 Manifold Supco ST09 Digital Pocket Thermometer Milwaukee Cut 1 Dipped GLOVES L Follow me on Instagram! @JumpRmantech Daikin A Error Codes AO Indoor Error of external protection device A1 Indoor PCB defect A3 Indoor Malfunction of drain Level control system A5 Indoor Freeze-up prevention A6 Indoor Fan motor lock – overload A7 Indoor Malfunction of swing motor flap A9 Indoor Malfunction of EEV AF Indoor Drain level above limit – clogged AJ Indoor Malfunction of capacity set device Daikin C Error Codes C3 Indoor Malfunction of drain thermistor C4 Indoor Malfunction of liquid pipe thermistor C5 Indoor Malfunction of gas pipe thermistor C7 Indoor Lower louvre limit switch – motor C9 Indoor Malfunction of air thermistor CC Indoor Malfunction of moisture sensor CA Indoor Malfunction of discharge air thermistor CJ Indoor Malfunction of remote control thermistor CE Indoor Malfunction of radiant heat sensor Daikin E Error Codes E0 Outdoor Activation of outdoor safety device E1 Outdoor PCB defect E3 Outdoor Activation of high pressure switch E4 Outdoor Activation of low pressure switch E5 Outdoor Activation of compressor over heat protection E5 Outdoor Compressor motor lock E6 Outdoor Compressor start up error E6...