Fujitsu ASU7RLF1 Service Instructions Manual page 73

"Wired remote sensor"
Check Point 3 : Check the remote controller display
Is the "Thermo Sensor Icon" displayed on the screen?
Check Point 4 : Check the Function Setting
Is function 48 (Room temperature sensor switching)
set to 01?
Check Point 5 : Location of the remote controller
Is the mounting location of the wired remote
controller affecting the temperature sensing?
(Sunlight on the remote, heat source next to the remote)
Check Point 6 : Check Function Setting
Using the table on the right adjust temeprature correction
by changing function setting 93.
(Room Temperature control for wired remote controller sensor)
YES
Too warm
YES
Too warm
NO
Check Point 3-1 : Check Function Setting
Is function 42 (Indoor room temperature sensor
switching function) set to 01?
Ref.)
NO
Function Number Setting Va lue
42
Check Point 3-2 : Check the remote controller
Press and hold down the THERMO SENSOR button
to turn on the icon.
Check Point 4-1 : Check the Function Setting
NO
Change setting of function 48
(Room temperature sensor switching) to 01.
Ref.)
Function Number Setting Value
48
Check Point 4-2 : Check the effects of Function
Did this function setting improve temperature control?
YES
Check Point 5-1 : Location of the remote controller
Move the remote controller.
Ref.)
Function Number Setting Value
93
(For
heating)
02-41
Setting Description
00 Indoor unit
01 Both
OK
Setting Description
00 Both
Wired remote controller
01
OK
Setting change
Too warm
Setting Description
00 No correction 0.0°F (0.0°C)
No correction 0.0°F (0.0°C)
01
02
-1°F (-0.5°C)
03 -2°F (-1.0°C)
-3°F (-1.5°C)
04
Less
05 -4°F (-2.0°C)
Heating
06 -5°F (-2.5°C)
07 -6°F (-3.0°C)
-7°F (-3.5°C)
08
09 -8°F (-4.0°C)