Daikin ESIE13-02 Service Manual page 60

Troubleshooting
1
Troubleshooting
3
4
Caution
5
Part 4 – Troubleshooting
Is the
type of remote controller
wired or wireless?
[ ]
NO
Heating: Hydro-box
Cooling: Outdoor unit
Does the pump/fan rotate?
YES
Is the filter soiled?
NO
Is there
any item disturbing
air/waterflow?
NO
Is the heat
exchanger soiled?
NO
Possible causes as follows:
* Refrigerant overcharge
* Mixing of air in refrigerant
system
* Faulty pressure switch
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Is the remote
controller displaying the
t-symbol?
NO
YES
Hydro-box flow error
YES
Hydro-box flow error
YES
60
ESIE13-02
YES
Diagnose based on the
error code on remote
controller
Malfunction of fan motor
Check the magnetic
switch and aux. switch for
pump/fan motor
Cleaning
Remove the disturbing
item.
Cleaning of the heat
exchanger
After vacuum drying,
charge correct amount of
refrigerant
Check the pressure
switch.