Table Of Contents - Lennox LM012CI-100V433 Service Manual

PART Ⅰ TECHNICAL INFORMATION ..................................................................................................................................... 3
1. I N ..................................................................................................................................................................... 3
MPORTANT OTICE
2. R
EFRIGERATION CYCLE DIAGRAM
3. E D ..................................................................................................................................................................... 5
LECTRIC IAGRAM
3.1 Wiring diagram ................................................................................................................................................................ 5
3.2 PCB LAOUT ....................................................................................................................................................................... 7
4. E C
LECTRONIC ONTROLLER
4.1 Electronic controller ....................................................................................................................................................... 10
PART Ⅱ INSTALLATION AND MAINTENANCE ...................................................................................................................... 15
1. N
OTES FOR INSTALLATION AND MAINTENANCE
............................................................................................................................................................................ 17
2 I
NSTALLATION
2.1 Installation Dimension Diagram ..................................................................................................................................... 17
2.2 Accessory ........................................................................................................................................................................ 18
2.3 Position ........................................................................................................................................................................... 19
2.4 Electricity and wiring ...................................................................................................................................................... 19
2.5 IDU Installation .............................................................................................................................................................. 19
2.6 ODU Installation ............................................................................................................................................................. 22
2.7 Vacuum and gas leakage test ......................................................................................................................................... 23
2.8 Final test ......................................................................................................................................................................... 23
......................................................................................................................................................................... 24
3. M
AINTENANCE
3.1 Failure code .................................................................................................................................................................... 24
3.2 Trouble shooting ............................................................................................................................................................ 25
IDU & ODU ......................................................................................................................................................... 28
4. D
ISASSEMBLY
4.1. IDU Disassembly ............................................................................................................................................................ 28
4.2 ODU Assembly ................................................................................................................................................................ 32
APPENDIX ................................................................................................................................................................................. 37
Appendix 1 The comparison table of Celsius-Fahrenheit temperature ................................................................................ 37
Appendix 2 The Pipe length and Gas charging ..................................................................................................................... 37
Appendix 3 Pipes Flaring ...................................................................................................................................................... 38
Appendix 4 THERMISTOR TEMPERATURE CHARACTERISTICS ............................................................................................... 39
Air Conditioner Service Manual
..................................................................................................................................................... 4
I ...................................................................................................................................... 10
NTRODUCTION
................................................................................................................................. 15
CONTENTS
2