Independent technical reference
Mitsubishi Electric
14 published entries
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Equipment covered
Documented codes
Air-to-water heat pump 5
L6Mitsubishi Electric L6 on an Ecodan heat pump: circulation water freeze protectionHigh· Heat pumpsL3Mitsubishi L3 on an Ecodan heat pump: circulation water overheatMedium· Heat pumpsL5Mitsubishi Electric L5 on an Ecodan heat pump: water temperature sensor faultMedium· Heat pumpsL9Mitsubishi Electric L9 on an Ecodan heat pump: low primary circuit flowMedium· Heat pumpsJ1-J8Mitsubishi J1 to J8 on Ecodan: wireless controller not connectingLow· Heat pumps
Air conditioner 9
P8Mitsubishi Electric P8 on an air conditioner: pipe temperature out of rangeHigh· HVACE6Mitsubishi Electric E6 on an air conditioner: indoor and outdoor communication faultMedium· HVACP1Mitsubishi Electric P1 on an air conditioner: room temperature sensor faultMedium· HVACP2Mitsubishi Electric P2 on an air conditioner: pipe sensor errorMedium· HVACP6Mitsubishi Electric P6 air conditioner: freeze or overheat stopMedium· HVACP9Mitsubishi Electric P9 on AC: indoor TH5 pipe sensor faultMedium· HVACPAMitsubishi Electric PA on an air conditioner: water leak stopMedium· HVACE0Mitsubishi Electric E0 on an air conditioner: remote gets no dataLow· HVACE4Mitsubishi Electric E4 on an air conditioner: no remote signalLow· HVAC