Midea V6 Series - 2.18 yHd: Slave unit malfunction; 2.18.1 Digital display output; 2.18.2 Description; 2.18.3 Trigger; recover condition

V6 VRF 50Hz
113
Part 6 - Diagnosis and Troubleshooting
2.18 yHd: Slave unit malfunction
Digital display output 2.18.1
In the error code, 'y' is a placeholder for the address (1, 2 or 3) of the slave unit with the error.
Description 2.18.2
 1Hd indicates an error on the slave unit with address 1.
 2Hd indicates an error on the slave unit with address 2.
 3Hd indicates an error on the slave unit with address 3.
 All units stop running.
 Error code is only displayed on the master unit.
Trigger / recover condition 2.18.3
 Trigger condition: Slave unit is malfunction.
 Recover condition: Slave unit goes back to normal.
 Reset method: Resume automatically.
Possible causes 2.18.4
 Slave unit malfunction.