Outdoor Unit Functional Concept
ESIE05-03
2–40
Part 2 – Functional Description
3
1
2
4
5
3.2.2
Function Outline in Heating Mode
Flow chart
Heating operation
Power supply ON
Initialize motorized valve
Initialize microcomputer
Stopping
Crank case heater control
Preheating operation control
Remote controller ON
operation judgement
Operation mode
judgement
Cooling/Dry
Heating
Emergency
operation
Thermostat ON judgement
Starting control
4-way valve changeover
Hot start control
Compressor step control
Motorized valve PI control
PMV control
Low pressure protection control
High pressure protection control
Heating overload control
Discharge pipe temperature protection control
Inverter current protection control
Inverter fin temperature protection control
Overall current protection control
Suction pipe superheat degree protection control
Simulated operation
Normal control
Defrosting
condition
Defrost
operation
Defrost
ending
judgement
Hot start
control
Remote
control
operation OFF
judgement
Standby
judgement
Malfunction
stop
judgement
Thermostat OFF judgement
Thermostat OFF by <
∆
> Tr
Thermostat OFF by outdoor
temperature
Pump down residual operation
Restart standby
A
B
B
A
Cooling/Dry
Emergency
Malfunction
code
indication
4-way valve
changeover
Heating
4-way valve
changeover
ESIE05-03.book Page 40 Wednesday, April 6, 2005 4:09 PM
Summary of Contents for RZQ100B7W1B
Page 1: ...Service Manual ESIE05 03 RZQ71 125B8V3B RZQ100 140B7W1B Sky Air Inverter R 410A B series...
Page 2: ......
Page 10: ...ESIE05 03 viii Table of Contents 3 1 4 5...
Page 24: ...ESIE05 03 1 2 Part 1 System Outline 3 1 1 5...
Page 32: ...General Outline Outdoor Units ESIE05 03 1 10 Part 1 System Outline 3 1 1 4 5...
Page 42: ...Specifications ESIE05 03 1 20 Part 1 System Outline 3 1 1 4 5...
Page 56: ...Functional Diagrams ESIE05 03 1 34 Part 1 System Outline 3 1 1 4 5...
Page 58: ...ESIE05 03 1 36 Part 1 System Outline...
Page 70: ...Wiring Diagrams ESIE05 03 1 48 Part 1 System Outline 3 1 1 4 5...
Page 84: ...PCB Layout ESIE05 03 1 62 Part 1 System Outline 3 1 1 4 5...
Page 86: ...ESIE05 03 2 2 Part 2 Functional Description 3 1 2 5...
Page 110: ...General Functionality ESIE05 03 2 26 Part 2 Functional Description 3 1 2 4 5...
Page 150: ...ESIE05 03 3 2 Part 3 Troubleshooting 3 1 3 5...
Page 188: ...Troubleshooting ESIE05 03 3 40 Part 3 Troubleshooting 3 1 3 4 5...
Page 264: ...Additional Checks for Troubleshooting ESIE05 03 3 116 Part 3 Troubleshooting 3 1 3 4 5...
Page 266: ...ESIE05 03 4 2 Part 4 Commissioning and Test Run 3 1 4 5...
Page 306: ...ESIE05 03 5 2 Part 5 Disassembly and Maintenance 3 1 5...