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Si21-205
Indoor Unit
Function and Control
81
Using Conditions
for Remote
Controller
Thermostat
(Applicable models: FHQ & FFQ only)
Remote controller thermostat is equipped only in wired remote controller.
Even when “ use remote controller thermostat ” is selected in service mode, the remote
controller thermostat may not be used.
< Conditions not to use >
1. When the remote controller thermostat malfunctions.
2. When the one remote controller group control is applied.
( Excluding simultaneous ON/OFF operation )
3. When conditions relating set temperature with remote controller and suction air temperature
are out of the operating zone of remote controller thermostat shown in below diagram.
( Excluding when automatic operation mode is selected. Whenever operation is in the
automatic mode, remote controller thermostat can be used. )
ts : Set temp. (°C)
For cooling
Remote controller thermostat
operating zone
Differential zone
Th : Suction air temp. (°C)
Remote controller thermostat
operating zone
Differential zone
ts : Set temp. (°C)
For heating
Th : Suction air temp. (°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 ...