Fujitsu ASU18RLB Service Instructions Manual page 56

"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 92.
(Room Temperature control for wired remote controller sensor)
※Please reference the APPENDING DATA
YES
Too cool
YES
Too cool
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
※
Please reference the APPENDING DATA
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
※
Please reference the APPENDING DATA
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
92
(For
cooling)
02-32
Setting Description
00 Indoor unit
01 Both
OK
Setting Description
00 Both
Wired remote controller
01
OK
Setting change
Too cool
Setting Description
00
No correction 0.0°F (0.0°C)
No correction 0.0°F (0.0°C)
01
10
+1°F (+0.5°C)
11 +2°F (+1.0°C)
12 +3°F (+1.5°C)
13 +4°F (+2.0°C)
Cooling
14 +5°F (+2.5°C)
+6°F (+3.0°C)
15
+7°F (+3.5°C)
16
17 +8°F (+4.0°C)
Less