Toshiba Estia All models error codes
Codes
- 8-3-1Error codeProcedure of defect diagnosis
- 8-4Error code1..Hydro unit failure detection...................................................................................................... 120
- 8-4-1Error codeHydro unit failure detection
- 8-5Error code
- 8-6Error code
- 9Error codeLeakage detector
- 9DError codeInitial water temperature setting when controlling heating by the room temperature remote controller and room temperature thermostat
- 9EError codeTO temperature setting to stop the P1 pump during the middle period heating
- 92Error codeUpper room temperature limit when cooling
- 93Error codeLower room temperature limit when cooling
- 94Error codeUpper room temperature limit when heating
- 95Error codeLower room temperature limit when heating
- 96Error codeInitial water temperature setting when controlling cooling by the room temperature remote controller and room temperature thermostat
- 97Error codeOne zone may not be operating
- 98Error codeDuplicated zone address
- 99Error codeNo communication Indoor to Rem. Con
- A0Error codePump flow rate
- A01Error codeFlow rate switch is activated. Error code [A01]
- A1Error codeOutside temperature T0
- A02Error codeExcessive water temperature increase by the heating heater Auto-reset
- A2Error codeZone2 temperature setting method
- A03Error codeExcessive water temperature increase in the hot water cylinder
- A3Error codeSetting temperature A' at T0
- A04Error code
- A4Error codeSetting temperature B' at T1
- A05Error code
- A5Error codeSetting temperature E' at 20 °C
- A07Error codeHigh-pressure switch malfunction This alarm is not reset automatically
- A08Error codeLow-pressure sensor malfunction This alarm is not reset automatically
- A09Error codeOverheat preventive operation malfunction Auto-reset: When operation mode is changed
- A10Error code
- A11Error codeRelease preventive operation malfunction This alarm occurs when the Hydro Unit enters the forced- stop zone 10 times
- A12Error code
- A13Error code
- A14Error code
- ACError codeThe temperature increase during “Forced ON” mode (SG Ready control)
- AC380-415Error code
- B2Error codeHeat pump restart water condition in A zone
- b5Error codeExternal input display fault or Low levelrefrigerant leak if RD1 fitted
- b6Error codeExternal interlock display fault or high levelrefrigerant leak if RD1 fitted
- b7Error codeSlave unit in group has fault
- B9Error codeBackup heater energization temperature during defrosting
- BCError codePump off time during thermostat off operation
- CN07Error codeCDB & FAN IPDU board MCC-1781 Parts layout Display P.C. board MCC-1646 Noise Filter & Compressor IPDU board F 1rdA N & MCC-1780 UC b o D a B 1I 7P 8D Color Indication MC C - BLK : BLACK Display BLU : BLUE P.C. board RED: RED MCC-1646 YEL : YELLOW WHI : WHITE The 4-way valve coil will be energized only during the switching process. GRY : GRAY BRW : BROWN CAUTION : HIGH VOLTAGE Field wiring The high voltage circuit is incorporated. Be careful to do the check service, as the Protective earth electric shock may be caused in case of touching parts on the P.C.board by hand. Terminal block Terminal Connector P.C.board
- CN08Error code
- D800Error codeTrouble detected (Example. Discharge temp. sensor trouble) (Refer to (2) -1-1.Current trouble indication)
- DN6BError codeDN 62 _ (Activate/deactivate A02 failure detection)
- E01Error code
- E02Error code
- E03Error codeRegular communication error between hydro unit and remote controller (system controller) If there is no regular communication from the remote controller for three minutes, the hydro unit regards it as no remote controller. If there is no communication from both sides, alarm E03 occurs. Auto-reset: When successful regular communication is made