Gree · Split air conditioners · Gree Pular (wall-mounted split, R32)
H3Overload protection of compressor
Name in the manufacturer's documentation (service manual): Overload protection of compressor
[1]
In plain words (editorial)
Compressor overload protection. The service manual lists a loose overload wire or a damaged overload protector.
When to call a service technician: Call a service technician if the code returns after switching the unit off and on.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
For technicians
Possible causes (source text)
What the device does (source text)
- Cool/Dry: compressor stops operation, while indoor fan operates. Heat: all loads stops operation[4]
Notes from the documentation
- See "Overload protection of compressor, High discharge temperature protection of compressor"[5]
⚠ Work on refrigerant circuits, mains electricity and PV DC wiring is for qualified technicians only.
The Polish page has more detail (plain-language explanation, safe checks, guides): Read in Polish →
Sources
Every statement has a footnote to the document and PDF page. “Quote verified” means the quote was found automatically in the text of that page.
- [1] Gree Electric Appliances – Service Manual, wall-mounted R32 GWH..AG.. (Pular) and related (copy from distributor Gree Climat, Ukraine) , p. 99 manufacturer document – copy from a distributor checked manually
Overload protection of
- [2] Gree Electric Appliances – Service Manual, wall-mounted R32 GWH..AG.. (Pular) and related (copy from distributor Gree Climat, Ukraine) , p. 99 manufacturer document – copy from a distributor quote verified
Overload wire of compressor is loose
- [3] Gree Electric Appliances – Service Manual, wall-mounted R32 GWH..AG.. (Pular) and related (copy from distributor Gree Climat, Ukraine) , p. 99 manufacturer document – copy from a distributor quote verified
The overload protector is damaged. Under normal circumstances, the resistance between both ends of terminal is less than 1ohm
- [4] Gree Electric Appliances – Service Manual, wall-mounted R32 GWH..AG.. (Pular) and related (copy from distributor Gree Climat, Ukraine) , p. 99 manufacturer document – copy from a distributor quote verified
Cool/Dry: compressor stops operation, while indoor fan operates. Heat: all loads stops operation
- [5] Gree Electric Appliances – Service Manual, wall-mounted R32 GWH..AG.. (Pular) and related (copy from distributor Gree Climat, Ukraine) , p. 99 manufacturer document – copy from a distributor quote verified
See "Overload protection of compressor , High discharge temperature protection of compressor"