Rotenso J100Wi, Руководство по обслуживанию

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LCAC R32 Series
87 Service manual
1.3.3.3 Defrosting Control:
Conditions for defrosting:
• The unit enters the defrosting mode according to the value of T3 and T4 as well as the compressor running time.
Defrost Stop Conditions:
If any one of the following conditions is satisfied, defrosting ends and the unit returns to heating mode.
• T3 rises above than TCDE1°C.
• T3 remains at TCDE2°C or above for 80 seconds.
• The machine runs for 10 consecutive minutes in defrosting mode.
1.3.3.4 High Evaporator Coil Temperature T2 Protection:
TEstop
T2
Resume
Off
Decrease
TEdown
TEnorm
Hold
Off:
Compressor stops.
Decrease:
Decreases the running frequency.
Hold: Maintains the current frequency.
Resume: No limitation is applied to frequency.
1.3.4 Auto-mode
You can choose this mode with the remote control and adjust to temperature to between 17-30. In auto mode, the
machine chooses cooling, heating or fan-only mode according to ΔT (ΔT =T1-Ts).
ΔT=T1-Ts Running mode
ΔT>2°C Cooling
-2<ΔT≤2°C Fan-only
ΔT≤-2°C Heating
• The indoor fan runs at auto fan in each mode.
• The louver operates the same in each mode.
• If the machine switches mode between heating and cooling, the compressor stops for 15 minutes and then
selects a mode again according to T1-Ts.
• If the temperature is modified, the machine selects a running function.
1.3.5 Dehumidifier Mode
The indoor fan speed is fixed at breeze and can’t be changed.
All protections are activated and operate the same as they do in cooling mode.
1.3.6 Timer Function
• The timing range is 24 hours.
• Timer On. The machine turns on automatically at the preset time.
• Timer Off. The machine turns off automatically at the preset time.
• Timer On/Off. The machine turns on automatically at the preset On Time, and then turns off automatically at the
preset Off Time.
• Timer Off/On. The machine turns on automatically at the preset Off Time and then turns off automatically at the
PART 5. ELECTRICAL CONTROL SYSTEM