Merlo 434: Supply Voltage Outside Limit Values

The system has detected that the supply voltage is outside the acceptable range. This may affect the proper operation of the connected components.

1. 1

   The power source for the system

2. 2

   Connections to the power source

3. 3

   The voltage levels at the system input

1. 1

   Verify the power source

   Ensure the power source is providing the correct voltage as specified by the manufacturer.

2. 2

   Inspect connections

   Check all connections between the power source and the system for looseness, corrosion, or damage.

3. 3

   Measure voltage

   Use a multimeter to measure the voltage at the system input and compare it to the expected range.