Fujitsu AUUH18LUAS Service Manual page 191

21) External heater use in defrosting
Enables or disables external heater use in defrosting.
NOTE: Inappropriate heater selection may cause cold air in defrosting.
Function number
75
22) Fixed operation mode switching
Sets the operation mode to heat pump, heating only, or cooling only.
Function number
94
1-1. Function settings by using remote controller
Setting value
00
01
Setting value
00
01
02
- (05-9) -
Setting description
Disable
Enable
Setting description
Heat pump
Heating only
Cooling only
Factory setting
♦
Factory setting
♦
1. Function settings (for indoor unit)