General Functionality
ESIE02–01
2–6
Part 2 – Functional Description
3
1
2
4
5
3
Outdoor
heat
exchanger
R2T
Cooling
■
Optimise discharge temp. (cond. temp.)
■
Integral capacity calculation (to determine
freeze-up)
Heat-
ing
■
Optimise discharge temp. (evap. temp.)
■
Defrost start/stop
4
Outdoor
air return
R1T
Cooling
■
Outdoor fan speed control
■
Start-up control expansion valve and outdoor
unit fan
■
Integral capacity calculation (to determine
freeze-up)
Heat-
ing
■
Integral capacity calculation (to determine
defrost)
■
Start-up control expansion valve and outdoor
unit fan
5
Discharge
pipe com-
pressor
R3T
Cooling
■
Cooling overload
■
Check refrigerant shortage/too much refrigerant
■
Expansion valve control
Heat-
ing
■
Heating overload
■
Check refrigerant shortage/too much refrigerant
■
Expansion valve control
Ther-
mistor
Location
Wiring
symbol
Mode
Function
Summary of Contents for Sky Air R-407C
Page 1: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...
Page 2: ......
Page 3: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...
Page 4: ......
Page 16: ...Introduction ESIE02 01 xii 3 1 4 5...
Page 18: ...ESIE02 01 1 2 Part 1 System Outline 3 1 1 5...
Page 42: ...General Outline Outdoor Units ESIE02 01 1 26 Part 1 System Outline 3 1 1 4 5...
Page 49: ...ESIE02 01 General Outline Indoor Units Part 1 System Outline 1 33 3 1 4 5...
Page 72: ...General Outline Indoor Units ESIE02 01 1 56 Part 1 System Outline 3 1 1 4 5...
Page 86: ...Specifications ESIE02 01 1 70 Part 1 System Outline 3 1 1 4 5...
Page 110: ...ESIE02 01 1 94 Part 1 System Outline...
Page 130: ...Switch Box Layout ESIE02 01 1 114 Part 1 System Outline 3 1 1 4 5...
Page 180: ...PCB Layout ESIE02 01 1 164 Part 1 System Outline 3 1 1 4 5...
Page 182: ...ESIE02 01 2 2 Part 2 Functional Description 3 1 2 5...
Page 204: ...General Functionality ESIE02 01 2 24 Part 2 Functional Description 3 1 2 4 5...
Page 216: ...Overview of the cooling mode functions ESIE02 01 2 36 Part 2 Functional Description 3 1 2 4 5...
Page 232: ...ESIE02 01 3 2 Part 3 Troubleshooting 3 1 3 5...
Page 294: ...Error Codes System Malfunctions ESIE02 01 3 64 Part 3 Troubleshooting 3 1 3 4 5...