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Sanyo
Air Conditioner
CM2472A
Sanyo CM2472A User Manual
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AC Contractor or Distributor
United States: SCS, HV
AC Solutions
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.SanyoHV
AC.com
Parts: hvac.parts@sna.sanyo.com
Service: hvac.service@sna.sanyo.com
Canada: Sanyo Canada Inc.
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AC.com
Parts/Service: hvac@sci.sanyo.com
6/11 Printed in Japan
1
3
Table of Contents
Default Chapter
4
Safety Precautions
4
Table of Contents
6
Applicable Indoor Units
8
1 Operating Range
9
2 Specifications
10
Unit Specifications
10
SPECIFICATIONS 2-1. Unit Specifications
10
Major Component Specifications
16
Other Component Specifications
19
3 Dimensional Data
20
4 Refrigerant Flow Diagram
23
Insulation of Refrigerant Tubing
24
5 Performance Data
26
Temperature Charts
26
Cooling Capacity
49
6 Electrical Data
55
Electric Wiring Diagrams
55
7 Functions
58
Explanation of Functions
58
FUNCTIONS 7-1. Explanation of Functions
58
Protective Functions
62
8 Troubleshooting
64
Precautions before Performing Inspection or Repair
64
TROUBLESHOOTING 8-1. Precautions before Performing Inspection or Repair
64
Trouble Diagnosis by Error Monitor Lamps
65
Checking the Outdoor System
66
Trouble Diagnosis of each Part
67
Trouble Diagnosis of Fan Motor
71
9 Refrigerant R410A: Special Precautions When Servicing Unit
72
Characteristics of New Refrigerant R410A
72
Checklist before Servicing
73
Tools Specifically for R410A
74
Tubing Installation Procedures
74
In Case of Compressor Malfunction
75
In Case Refrigerant Is Leaking
77
Charging Additional Refrigerant
78
Retro-Fitting Existing Systems
78
Appendix Ainstallation Instructions
79
Installation Instructions
80
Installation Site Selection
83
Diagram of Outdoor Unit Installation
93
Air Purging
97
Wiring Instructions
100
Appendix B Unit Combination Tables
106
4
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Sanyo CM2472A Specifications
General
Brand
Sanyo
Model
CM2472A
Category
Air Conditioner
Language
English
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