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Sanyo
Air Conditioner
CM2472
Sanyo CM2472 User Manual
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1. OPERA
TING RANGE
95 °F D.B. / 71 °F W
.B.
67 °F D.B. / 57 °F W
.B.
Maximum
Minimum
1
15 °F D.B.
*1
T
emperature
Indoor
Air Intake T
emp.
Outdoor
Air Intake T
emp.
Cooling
*1 32 °F D.B.: When combined with KMS1872 or KMS2472
23 °F D.B.: When combined with KMS0772, KMS0972 or KMS1272
5
4
6
Table of Contents
Default Chapter
2
Please Read before Starting
2
Table of Contents
3
Applicable Indoor Units
4
1 Operating Range
5
2 Specifications
6
Unit Specifications
6
SPECIFICATIONS 2-1. Unit Specifications
6
Major Component Specifications
12
Other Component Specifications
15
3 Dimensional Data
16
4 Refrigerant Flow Diagram
19
Insulation of Refrigerant Tubing
20
5 Performance Data
22
Temperature Charts
22
Cooling Capacity
36
Cooling Capacity (Low Ambient)
39
6 Electrical Data
42
Electric Wiring Diagrams
42
7 Functions
45
Explanation of Functions
45
FUNCTIONS 7-1. Explanation of Functions
45
Protective Functions
49
8 Troubleshooting
51
Precautions before Performing Inspection or Repair
51
TROUBLESHOOTING 8-1. Precautions before Performing Inspection or Repair
51
Trouble Diagnosis by Error Monitor Lamps
52
Checking the Outdoor System
53
Trouble Diagnosis of each Part
54
Trouble Diagnosis of Fan Motor
58
9 Refrigerant R410A: Special Precautions When Servicing Unit
59
Characteristics of New Refrigerant R410A
59
SPECIAL PRECAUTIONS WHEN SERVICING UNIT 9-1. Characteristics of New Refrigerant R410A
59
Checklist before Servicing
60
Tools Specifically for R410A
61
Tubing Installation Procedures
61
In Case of Compressor Malfunction
62
In Case Refrigerant Is Leaking
64
Charging Additional Refrigerant
65
Retro-Fitting Existing Systems
65
Appendix Ainstallation Instructions
66
Installation Instructions
67
Installation Site Selection
70
Diagram of Outdoor Unit Installation
80
Air Purging
84
Wiring Instructions
87
Appendix B Unit Combination Tables
93
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Sanyo CM2472 Specifications
General
Brand
Sanyo
Model
CM2472
Category
Air Conditioner
Language
English
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