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AM072HXWAFR
Samsung AM072HXWAFR User Manual
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AIR CONDITIONER
C
ONTENTS
SY
STEM AIR C
ONDITIONER
OUTDOOR UNIT
AM080/100/120/200FXW
ANR
6
/ AM300KXW
ANR
6
AM072/096/120/192HXW
AFR
6
/ AM240KXW
AFR
6
AM072/096/120/192HXW
A
JR
6
/ AM240KXW
A
JR
6
AM038/048/055KXWDCH
6
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4.
T
roubleshooting
5. PCB Diagram and P
arts List
6.
W
iring Diagram
7. Piping Diagram
8. Ke
y Options
9.
T
est Opera
tion
10. Nomenclature
.
2
Table of Contents
Default Chapter
2
Table of Contents
2
1 Precautions
6
Precautions for the Service
6
Precautions for the Static Electricity and PL
6
Precautions for the Safety
6
Precautions for Handling Refrigerant for Air Conditioner
7
Precautions for Welding the Air Conditioner Pipe
7
Precautions for Additional Supplement of Air Conditioner Refrigerant
7
Other Precautions
7
2 Product Specifications
8
Feature of Product
8
Feature
8
Changes in Comparison to Basic Model (AM300KXWANR)
9
Changes in Comparison to Basic Model (AM240KXWAFR)
9
Structure of Product (AM038/048/055KXWDCH Series)
15
(Large Size : AM200FXWANR*,AM300KXWANR* / AM192HXWAFR*,AM240KXWAFR*)
16
Structure of Product (Power Supply for 460V, 60Hz, 3Φ : AM072/096/120/192/240*XWAJR Series)
16
6HP DVM S Water : Exploded View
18
Am038/048/055Kxwd
18
12HP DVM S Water : Exploded View
19
Am080/100/120Fxwa
19
Am072/096/120Hxwa
19
20/30HP DVM S Water : Exploded View
20
Am200/300*Xwa
20
Am192/240*Xwa
20
Model Names of Indoor/Outdoor Unit
21
Outdoor Unit Combination
21
Premium Energy Efficiency Type (AM***FXWANR*)
21
Premium Compact Type (AM***KXWANR*)
21
Premium Energy Efficiency Type (AM***KXWDCH*)
22
Premium Energy Efficiency Type (AM***HXWAF(J)R*)
23
Premium Compact Type (AM***KXWAF(J)R*)
23
Indoor Unit
24
Outdoor Unit
26
Premium Energy Efficiency Type (AM***FXWANR*)
26
Premium Compact Type (AM***KXWANR*)
27
Premium Energy Efficiency Type (AM***KXWDCH*)
28
Premium Energy Efficiency Type (AM***HXWAF(J)R*)
28
Premium Compact Type (AM***KXWAF(J)R*)
29
Combination and Connection Ratio Limitation
30
Components and Feature
31
Product Specification
32
Outdoor Unit
32
Accessory and Option Specifications
35
Controller
35
Piping
38
Indoor
39
Controller & Control Accessory Compatibility
41
Indoor Units Accessory Compatibility
42
3 Disassembly and Reassembly
43
Necessary Tools
43
Disassembly and Reassembly
44
Checking the Device Condition
44
Removal Instructions for Panel
45
Disconnecting the Power Supply
46
Removal Instructions for Compressor
49
Compressor Exchange Order
51
Removal Instructions for Tank
53
Removal Instructions for the Hub PBA
57
Removal Instructions for the Control Panel Assy
59
Removal Instructions for the Inverter PBA
62
Removal Instructions for the DC Reactors and EMI PBA
65
4 Troubleshooting
67
Check-Up Window Description
67
Am038/048/055Kxwdch
67
Am080/100/120/200Fxwanr*, Am300Kxwanr* / Am072/096/120/192Hxwaf(J)R*, Am240Kxwaf(J)R
69
Service Operation
70
Special Operation
70
Am080/100/120/200Fxwanr*, Am300Kxwanr* / Am072/096/120/192Hxwaf(J)R*, Am240Kxwaf(J)R
70
Key Input of the Outdoor Unit When the Service Enters the Operation Mode
70
DVM S Models EEPROM Code Table
76
Number Display Method (Outdoor Unit, MCU, Cable Remote Control, Wall-Mount, Etc.)
77
Appropriate Measures for Different Symptom
82
Outdoor Unit Test Operation Flow
82
Main PBA Has no Power Phenomenon
86
Communication Error between Indoor and Outdoor Units During Tracking
87
Communication Error between Indoor and Outdoor Units after Tracking
89
Communication Error between Main and Sub Unit of Outdoor Unit or between Outdoor Units
90
Internal Communication Error of the Outdoor Unit C-Box
91
Internal PBA Communication Error of the Outdoor Unit C-Box
92
MCU Branch Part Setup Error - Inconsecutive Connection with the Use of 2 Branch Parts
94
MCU Branch Part Setup Error - Repeated Setup for the same Address over 3 Times
95
MCU Branch Part Setup Error - Non-Installed Address Setup
96
Setup Error for MCU Branch Part - Setup Error for MCU Quantity Used
97
MCU Branch Part Setup Error - Overlapping Indoor Unit Address Setup
98
MCU Branch Part Setup Error - Set as Being Used Without Connection to an Indoor Unit
99
MCU Branch Part Setup Error - Connect an Indoor Unit to a Branch Part Not Being Used
100
MCU Branch Part Setup Error - Connect more Indoor Units than What Is Actually Set up in MCU
101
MCU/MCU Subcooler Entrance/Exit Sensor Error (Open/Short)
102
Outdoor Temperature Sensor Error
103
Cond out Temperature Sensor Error (Open/Short)
104
Outdoor Cond out Sensor Breakaway Error
105
Compressor Discharge or Top 1/2 Temperature Sensor Error
107
Compressor Discharge or Top Temperature Sensor Breakaway Error
108
Suction Temperature Sensor Breakaway Error
109
High Pressure Sensor Error (Open/Short)
110
Low Pressure Sensor Error (Open/Short)
111
Suction Temperature Sensor Error (Open/Short)
112
Liquid Pipe Temperature Sensor Error (Open/Short)
113
EVI in Temperature Sensor Error (Open/Short)
114
EVI out Temperature Sensor Error (Open/Short)
115
Suction-2 Temperature Sensor Error (OPEN/SHORT)
116
Measures of Other Outdoor Unit Error
117
Comp. down Due to High Pressure Protection Control
118
Comp. down Due to Low Pressure Protection Control
119
Suspension of Starting Due to Compressor Discharge Temperature Sensor / Top Temperature Sensor
121
3-Phase Input Wiring Error
122
Suspension of Starting by Abnormal Compression Ratio
123
EVI EEV Open Error
124
Refrigerant Leakage Error
125
Prevention of Heating / Cooling Operation Due to Outdoor Temperature
126
Prevention of Heating Refrigerant Charge Due to Outdoor Temperature
127
CCH Wire Breaking Error
128
Momentary Blackout Error
129
Compressor Starting Error
130
COMP Overcurrent Error
132
Overvoltage / Low Voltage Error
136
DC Link Voltage Sensor Error
137
Input / Output Current Sensor Error
138
Inverter PBA IPM Overheating Error
139
Option Setting Error of Outdoor Unit
140
Error Due to Using Single Type Outdoor Unit in a Module Installation
141
Indoor Unit and MCU Address Duplication Error
142
Case Study for Trouble Shoots
143
Electric Discharge Mode
143
Pump down Operation
146
Pump out Operation
148
Vacuum
150
Case Study - E201 (Communication Error between Indoor & Outdoor Unit)
151
Case Study - E205 (Internal Communication Error of the Outdoor Unit C-Box)
153
Case Study - E206 (Internal Communication Error of the Outdoor Unit C-Box)
154
Case Study - E108 (Error Due to Repeated Address Setting)
155
Case Study – E108, E604, E613
156
Case Study - E461, E361 (Error Due to Operation Failure of Inverter Compressor)
157
Case Study - Inverter PBA Error
158
Case Study - E461/361 & E464/364 & E466/366
159
Case Study - Poor Cooling Caused by IPM Overheated
163
Case Study - Related Error with IPM
165
Case Study - Temperature Sensor Open/Short
166
Case Study - Pressure Sensor Open/Short
167
5 PBA Diagram and Parts List
168
Ass'y Pba Main
168
Push Buttons Type
168
DIP S/W Type
170
Ass'y Pba Main-Hub
172
Assy Pba Inverter
176
Model : AM080/100/120/200FXWANR* / AM072/096/120/192HXWAF(J)R
176
Model : AM300KXWANR* / AM240KXWAF(J)R
178
Ass'y Pba Emi
180
Model : AM080/100/120/200FXWANR* / AM072/096/120/192HXWAF(J)R
180
Model : AM300KXWANR* / AM240KXWAF(J)R
181
Sub-Comm
183
6 Wiring Diagram
184
Am080/100/120/200Fxwa
184
Am300Fxwa
185
Field Wiring
186
Electrical Wiring Work
186
7 Piping Diagram
189
AM300KXWANR*, AM240KXWAF(J)R* (DVM S Water Heat Recovery)
191
AM200FXWANR*, AM192HXWAF(J)R (DVM S Water Heat Recovery)
192
AM300KXWANR*, AM240KXWAF(J)R* (DVM S Water Heat Recovery)
193
Refrigerant Flow for each Operation Mode
194
Cooling Operation(H/R)
194
Main Cooling Operation(H/R)
195
Heating Operation(H/R)
196
Main Heating Operation(H/R)
197
Functions
198
Basics
198
Refrigeration Cycle
199
Quick Start
214
Oil Return Operation
224
Indoor Unit Control
240
Operation Modes
240
Fan Speed Control
245
Drain Pump Control
247
Field Setting
249
8 Key Options
261
List of Field Setting Items
261
Outdoor Unit Option Switch Settings
262
How to Check the View Mode Using a Tact Switch
267
Applications
270
Application of Auxiliary Heat Module
270
Application of Mode Select Switch
273
9 Test Operation
279
Auto Trial Operation
279
Overview of Auto Trial Operation
279
Auto Trial Operation Flow Chart
282
How to Resolve NG Items
283
Amount of Refrigerant Automatically Checking
293
10 Nomenclature
294
Model Naming
294
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Samsung AM072HXWAFR Specifications
General
Brand
Samsung
Model
AM072HXWAFR
Category
Air Conditioner
Language
English
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