Table of Contents
CONTENTS
1-1
Preparation for Piping Work.................................................................................................................. 3
1-2
Handling and Characteristics of Piping Materials, Refrigerant, and Refrigerant Oil ....................... 5
1-3
Working with Refrigerant Piping......................................................................................................... 10
1-4
Precautions for Wiring ......................................................................................................................... 15
1-5
Cautionary notes on installation environment and maintenance.................................................... 17
2-1
System Configurations ........................................................................................................................ 21
2-2
Types and Maximum Allowable Length of Cables ............................................................................ 23
2-3
Switch Settings..................................................................................................................................... 24
2-4
M-NET Address Settings ..................................................................................................................... 25
2-5
Demand Control Overview .................................................................................................................. 31
2-6
System Connection Example .............................................................................................................. 32
2-7
Example System with an MA Remote Controller .............................................................................. 34
2-8
Example System with an ME Remote Controller............................................................................... 48
2-9
Example System with an MA and an ME Remote Controller............................................................ 50
2-10 Restrictions on Refrigerant Pipes ...................................................................................................... 53
3-1
External Appearance and Refrigerant Circuit Components of Outdoor Unit ................................. 67
3-2
Outdoor Unit Refrigerant Circuit Diagrams ....................................................................................... 75
3-3
Functions of the Major Components of Outdoor Unit ...................................................................... 78
3-4
Functions of the Major Components of Indoor Unit ......................................................................... 81
3-5
External Appearance and Refrigerant Circuit Components of BC Controller ................................ 82
3-6
BC Controller Refrigerant Circuit Diagrams ...................................................................................... 85
3-7
Functions of the Major Components of BC Controller ..................................................................... 88
4-1
Outdoor Unit Circuit Board Arrangement .......................................................................................... 95
4-2
Outdoor Unit Circuit Board Components .......................................................................................... 99
4-3
Outdoor Unit Electrical Wiring Diagrams......................................................................................... 108
4-4
Transmission Booster Electrical Wiring Diagrams ......................................................................... 111
4-5
BC Controller Circuit Board Arrangement ....................................................................................... 112
4-6
BC Controller Circuit Board Components ....................................................................................... 113
4-7
BC Controller Electrical Wiring Diagrams ....................................................................................... 115
5-1
Dipswitch Functions and Factory Settings...................................................................................... 127
5-2
Outdoor Unit Control ......................................................................................................................... 135
5-3
BC Controller Control ........................................................................................................................ 152
5-4
Operation Flowcharts ........................................................................................................................ 153
6-1
Read before Test Run ........................................................................................................................ 161
6-2
MA and ME Remote Controller Functions and Specifications....................................................... 162
6-3
Making the Group and Interlock Settings from an ME Remote Controller ................................... 163
6-4
Selecting Remote Controller Functions from an ME Remote Controller ...................................... 167
6-5
Making Interlock Settings from an MA Remote Controller............................................................. 169
6-6
Changing the Room Temperature Detection Position .................................................................... 175
6-7
Test Run Method ................................................................................................................................ 176
6-8
Operation Characteristics and Refrigerant Charge ........................................................................ 179
6-9
Evaluating and Adjusting Refrigerant Charge................................................................................. 179
6-10 The Following Symptoms Are Normal ............................................................................................. 187
6-11 Standard Operation Data (Reference Data) ..................................................................................... 188
7-1
Error Code and Preliminary Error Code Lists ................................................................................. 221
HWE1314A
GB
Chapters
Table of Contents
Troubleshooting
