88 Sleep curve editing (remote)

What the display is showing

While a custom Sleep 3 curve is being edited, the remote shows 88 flashing in the temperature spot with the saved temperature for the hour being edited, and the timer area shows the hour (1 up to 8 hours). After hour 8 the remote returns to its normal display, and 10 seconds without a key press also exits.

Applies to: Gree Sapphire 9-24k (SAP..HP230V1A); Livo GEN4 30-36k (4LIV..HP230V1A); Vireo GEN3 9-24k (3VIR..HP115/230V1A)

What to do

1. Select Sleep 3, then hold TURBO to start the editor.
2. Set each hour's temperature with + and -, confirm each with TURBO.
3. It exits automatically after hour 8.

Models that show this code

12 models in Gree Sapphire, Gree Livo GEN4, Gree Vireo GEN3

Other codes on the same units

• 8°C 8 degC heating mode active
• C5 Jumper (capacity) cap missing or bad
• E1 High pressure protection
• E2 Indoor coil freeze protection (status)
• E3 Low pressure protection
• E4 Compressor discharge temperature too high
• E5 Overcurrent protection (whole unit)
• E6 Indoor/outdoor communication fault