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Outdoor Unit (50/60 class)
Si21-205
110
Function and Control
3.9
Fan Control
Outline
Fan control is carried out according to the following priority.
1. Fan ON control for electric component cooling fan
2. Fan control when defrosting
3. Fan OFF delay when stopped
4. ON/OFF control in cooling operation
5. Tap control when drooping function is working
6. Fan control in forced operation
7. Fan control in normal operation
Detail
Fan OFF Control when Stopped
Fan OFF delay for 60 seconds must be made when the compressor is stopped.
Tap Control in indoor/outdoor unit silent operation
1. When Cooling Operation
When the outdoor air temperature is lower than 37˚C, the fan tap must be set to L.
2. When Heating Operation
When the outdoor air temperature is higher than 4˚C, the fan tap must be turned to L (only
for heat pump model).
3.10 Moisture Protection Function 2
Outline
In order to obtain the dependability of the compressor, the compressor must be stopped
according to the conditions of the temperature of the outdoor air and outdoor heat exchanger.
Detail
Heat Pump Model
Operation stop depending on the outdoor air temperature
Compressor operation turns OFF under the conditions that the system is in cooling operation
and outdoor air temperature is below –10˚C .
Cooling Only Model
Operation stops depending on the outdoor air temperature.
Compressor operation turns OFF under the condition that outdoor air temperature is below
–12˚C .
Summary of Contents for Sky Air B-Series R-410A
Page 7: ...Si21 205 vi Table of Contents ...
Page 15: ...Models Si21 205 4 Model Name and Power Supply ...
Page 16: ...Si21 205 Functions 5 Part 2 Functions 1 List of Functions 6 ...
Page 35: ...Wireless Remote Controller Si21 205 24 Remote Controller ...
Page 79: ...Settings Concerning Maintenance Si21 205 68 Field Setting Detail of PCB 2 ...
Page 83: ...Maintenance Mode Setting Si21 205 72 Field Setting ...
Page 239: ...Troubleshooting for Outdoor Unit 50 60 class Si21 205 228 Troubleshooting ...
Page 321: ...Outdoor Unit 50 60 class Si21 205 310 Removal Procedure ...