Hitachi KPI-502E1E Installations- Und Betriebshandbuch Seite 17

6.5. THERMISTORS SERVICE
KPI-(502~2002)E1E MODELS

Step 1:
Remove the screws of the fan cover.
Thermistor

CAUTION
Fan units have an hinge that prevent them to fall. Make sure to
subject the fan before remove the screws.
7. TROUBLESHOOTING
7.1. ALARMS CODE
Alarm Code Category
96
Sensor on KPI Unit
97

CAUTION
When overfl ow of drain water from the unit occurs, stop the operation and contact your contractor.
When you smell or see white smoke coming from the unit, turn OFF the main power supply and contact your contractor.
7.2. IF TROUBLE STILL REMAINS
If trouble still remains even after checking the following, contact your
contractor and inform them of the following items.
1. Unit Model Name.
2. Content of Trouble
3. Alarm Code N°. On Liquid Crystal Display
INSTALLATION AND OPERATION MANUAL
Thermistor
Type of Abnormality
Room temperature thermistor
Outdoor temperature thermistor

Step 2:
Acces to the thermistors.

Step 3:
Set the fan cover with the screws. No gap can remain after
setting.
Failure of thermistor, sensor, connection.
7.3. THIS IS NOT ABNORMAL
Smells from unit

Smell adheres on the unit after a long period of time.
Clean the air fi lter and the heat exchanger element.
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Main Cause