3-8. Too cool
Forecast of cause
House insulation setting has not been changed.
Temperature sensing location has not been changed.
Installation location of the wired remote.
Function settings have not been changed.
Check point 1. Check insulation level of structure of house
Is insulation level greater than R-13?
If no, go to "Check Point 4".
Check point 2. Check function setting
If insulation level is greater than R-13 set function 95 to 01.
NOTE: For details of function setting number 95, refer to "Function settings " in Chapter 5. FIELD
→ORKING on page 05-1.
Check Point 3. Check effects of function setting change
Is the space still too cool in relation to set point?
Check Point 4. Verify room temperature sensing location
Do you want room temperature sensed at the wired remote controller (→ired remote sensor) or by
they build in sensor inside the unit (Indoor unit sensor)?
If indoor unit sensor, go to "Check Point 5".
If wired remote sensor, go to "Check point 8".
Check Point 5. Check the remote controller display
Is the "Thermo Sensor Icon" displayed on the screen?
If no, go to "Check point 7".
3-8. Too cool - (03-63) - 3. Troubleshooting without error code
TROUBLESHOOTING
TROUBLESHOOTING
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