User Interface; Checking Procedures - Daikin altherma 3 M Service Manual

3 | Components
Repair procedures
To remove the external thermistor
To install the external thermistor

3.21 User interface

3.21.1 Checking procedures

To check the correct functioning of the remote controller user interface
Service manual
266
1 See the documentation of the specific thermistor for more details.
2 To install the external thermistor, see
1 Install the specific thermistor. See the documentation of the specific
thermistor if needed for more details.
Is the problem solved?
Yes
No
INFORMATION
It is recommended to perform the checks in the listed order.
1 Check that information is shown and can be navigated through on the display
of the remote controller user interface.
2 Check the display for the following items:
▪ Pinhole, bright spot, black spot, white spot, black line, white line, foreign
particle, bubble:
The color of a small area is different from the remainder. The phenomenon
does NOT change with voltage.
▪ Contrast variation:
The color of a small area is different from the remainder. The phenomenon
changes with voltage.
▪ Polarizer defect:
Scratch, dirt, particle, bubble on polarizer or between polarizer and glass.
▪ Dot defect:
The pixel appears bright or dark abnormally.
▪ Functional defect:
No display, abnormal display, open or missing segment, short circuit, false
viewing directon.
▪ Glass defect:
Glass cracks, shaved corner of glass, surplus glass.
Does the remote controller user
interface function correctly?
Yes
4
"Repair procedures" [
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Action
Return to the troubleshooting of the
specific error and continue with the
next procedure.
EBLA09~16DA + EDLA09~16DA
251].
Daikin Altherma 3 M
ESIE20-06A – 2021.03