Klimaire KSIL024-H219 Service Manual User Manual

Page 37

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35

DEFROST indication lamp (For cooling & heating models only):

Lights up when the air conditioner starts defrosting automatically or when

the warm air control feature is activated in heating operation.

DIGITAL DISPLAY:

Displays the current setting temperature and malfunction/protection code

when the air conditioner is in operation.

Frequency display: This display is separated into five zones. The zones

illuminate based on the compressor current frequency. For example,

higher frequency will illuminate more zones.

8.3 Main Protection

8.3.1 Three Minutes Delay at restart for compressor

1 minute delay for the 1

st

time start-up and 3 minutes delay for others.

8.3.2 Temperature protection of compressor top

The unit will stop working when the compressor top temp. protector cut off, and will restart after the

compressor top temp. protector restart.

8.3.3 Temperature protection of compressor discharge

When the compressor discharge temp. is getting higher, the running frequency will be limited as below

rules:

---Compressor discharge temp. T5>239 ºF for 5s, compressor stops.

---226<T5<239ºF, decrease the frequency to the lower level every 3 minutes.

---194<T5<211 ºF, keep running at the current frequency.

----T5<194 ºF, no limit for frequency.

8.3.4 Fan Speed is out of control

When Indoor Fan Speed keeps too low (300RPM) for certain time, the unit will stop and the LED will

display the failure

8.3.5 Inverter module Protection

The Inverter module has a protection function about current, voltage and temperature. If these

protections happen, the corresponding code will display on indoor unit and the unit will stop working.

8.3.6 Indoor fan delayed open function

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