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RCM 20 D
Acson RCM 20 D User Manual
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HIGH AMBIENT UNIT
OUTDOOR UNIT
MODEL : ALC 20/25B (COOLING ONLY)
50HZ / 1 PHASE / 220 – 240V, 60HZ / 1 PHASE / 208 – 230V
OUTDOOR UNIT
MODEL : ALC 30C
(COOLING ONLY)
50HZ / 1 PHASE / 220 – 240V,
60HZ / 1 PHASE / 208 – 230V
OUTDOOR UNIT
MODEL : ALC 40/50C (COOLING ONLY)
50HZ / 3 PHASE / 380 – 415V,
60HZ / 3 PHASE / 200 – 230V
58
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Table of Contents
Table of Contents
2
Special Features
3
Specifications
4
Noise Level
16
Cooling Only
20
Heat Pump
20
Operating Range
20
Refrigerant Circuit
21
Performance Table
25
Outlines and Dimensions
38
Wiring Diagrams
42
Special Precautions for R407C
64
Installation of Outdoor Unit
66
Semi-Enclosed Mounting
67
Installation - Ceiling Exposed Type
69
Installation - Floor Standing Type
70
Piping and Drain Pipe Installation
70
Installation Clearance
71
Refrigerant Piping
72
Maximum Pipe Length and Maximum Number of Bends
72
Piping Sizes (Flare Connection Type)
72
Piping Connection to the Units
72
Vacuuming and Charging
73
Additional Charge
74
Overall Checking
74
Standard Operating Condition
75
Operating State and Fault Table
76
Wireless Remote Control - Handset
76
LED Indicator Light Display
76
Self Diagnosis Table
76
Remote Control Operation Guide
77
Remote Controller View and Parts Identification
79
Service and Maintenance
80
Troubleshooting
82
No Cooling
83
Diagnosis by Flow Chart
83
Insufficient Cooling
84
High Discharge Pressure
84
Low Discharge Pressure
84
High Suction Pressure
85
Low Suction Pressure
85
Noisy Operation
85
Heat Pump Models Troubles
86
Diagnosis of Refrigerant Circuit/Application
87
Exploded Views and Arts List
88
Parts List
88
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Acson RCM 20 D Specifications
General
Brand
Acson
Model
RCM 20 D
Category
Air Conditioner
Language
English
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