Blogs
W051C : warning code for bad communication
W051C : warning code for bad communication
November 11, 2023
Combi Heater Error Code
W51H / W151H is a warning code for bad communication. Please check the
following:
1. Check if the wire is installed in the hook behind the panel.
2. The digital controller and controller wire must be double-checked if there is any
connection problem.
3. If the plug is loose or cannot connect well, please replace the crystal plugs on
both sides of the wire.
4. Please make sure the plug holes are without any items inside.
