Lennox VHEC***S4-4P Error Codes
Hydro unit · VRF / VRV
Model numbers in this family: VHEC***S4-4P, VHTC***S4-4P
- E101 Communication error between Hydro unit / Hydro unit HT and outdoor unit (When Hydro unit…
- E102 Communication error on outdoor unit (When outdoor unit is having trouble sending data to…
- E109 Communication error on indoor address incompletion
- E110 Communication error between Hydro unit / Hydro unit HT and Control Kit (Detection from…
- E121 Error on room temperature sensor of Hydro unit / Hydro unit HT (Short or Open)
- E122 Error on EVA IN sensor of Hydro unit / Hydro unit HT (Short or Open)
- E123 Error on EVA OUT sensor of Hydro unit / Hydro unit HT (Short or Open)
- E128 EVA IN sensor of Hydro unit / Hydro unit HT is detached
- E129 EVA OUT sensor of Hydro unit / Hydro unit HT is detached
- E130 EVA IN and EVA OUT sensor of Hydro unit / Hydro unit HT is detached
- E151 Error due to the opened EEV (2nd detection)
- E152 Error due to closed EEV of Hydro unit / Hydro unit HT (2nd detection)
- E161 Mixed operation mode error
- E162 EEPROM error
- E163 EEPROM option setting error
- E177 Check the water circulating
- E185 Cross wiring error (When power line is connected to communication line of Hydro unit /…
- E198 Error due to disconnected Thermal Fuse (When the temperature of terminal block is…
- E601 Communication error between remote controller and the Hydro unit / Hydro unit HT
- E602 Communication error between main and sub remote controller
- E604 Tracking error between remote controller and the Hydro unit / Hydro unit HT
- E618 Error due to exceeding maximum numbers of Hydro unit installation (16 units)
- E627 Error due to exceeding maximum numbers of hydro unit wired controller installation (2…
- E633 Error caused by installing mixed models
- E653 Remote controller's temperature sensor is disconnected or has problem
- E654 Data error on remote controller (Memory read/write error)
- E901 Error on the sensor of water inlet pipe (Short or Open)
- E902 Error on the sensor of water outlet pipe (Short or Open)
- E904 Hot Water Tank Temperature sensor short/open
- E907 Error due to pipe rupture protection (Re-operation is impossible)
- E908 Error due to freeze prevention (Re-operation is possible)
- E909 Error due to freeze prevention (Re-operation is impossible)
- E910 Water temperature sensor on water outlet pipe is detached
- E911 Flow Switch Off Error, When Water pump is running
- E914 Error due to incorrect thermostat connection
- E915 Error on DC fan (Non-operating)
- E917 Water Tank Sensor configuration error
- E919 Error that the set temperature for disinfection operation is not reached, or, after…
Reference only. Confirm against the manual for your exact model. Data release 105f66ecb9e96e5dc473025d.