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ACiQ-18-EHPB
ACIQ ACiQ-18-EHPB - User Manual
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CENTRAL IN
VERTER SYS
TEMS EHPB,
HPB, & HP
C CONDENSE
R
SERVICE MANUAL
Models Covered:
ACiQ
-18-EHPB / ACiQ-18-HPB
ACiQ-24-EHPB / ACiQ-24-HPB
ACiQ-30-EHPB / ACiQ-30-HPB
ACiQ-36-EHPB / ACiQ-36-HPB / ACiQ-36-HPC
ACiQ-48-EHPB / ACiQ-48-HPB
ACiQ-60-EHPB / ACiQ-60-HPB
VERSION DATE:
0
6
-
1
7
-2
4
2
Table of Contents
Main Page
Table of Contents
14
Safety Precautions
5
In Case of Accidents or Emergency
6
Pre-Installation and Installation
6
Operation and Maintenance
6
Work Procedure
7
Detection of Flammable Refrigerants
8
Charging Procedures
9
Model Reference
11
External Appearance
13
Dimensional Drawings
15
Service Place
32
Capacity Correction Factor for Height Difference
33
Noise Criterion Curves
39
Refrigerant Cycle Diagrams
43
Electrical Wiring Diagrams
49
Installation
73
Location Selection
74
Outdoor Unit Installation
76
Refrigerant Pipe Installation
80
Vacuum Drying and Leakage Checking
81
Additional Refrigerant Charge
82
Engineering of Insulation
83
Insulation of Refrigerant Pipe
83
Control Logic
85
Outdoor Unit DIP Switch Setting
86
Test Operation
87
Troubleshooting
88
Safety Caution
90
Error Display (for some Outdoor Unit)
91
General Troubleshooting
91
Outdoor Unit Point Check Function
92
Quick Maintenance by Error Code
94
EC 51 (EEPROM Parameter Error Diagnosis and Solution)
96
Troubleshooting by Error Code
96
EL 01 (Indoor and Outdoor Unit Communication Error Diagnosis and Solution)
97
Diagnosis and Solution
98
EC 07 (Fan Speed Is Operating Outside of Normal Range)/Ec
98
EC 53/EC 52/EC 54/EC 57/EC 5C (Open Circuit or Short Circuit of Temperature Sensor Diagnosis and Solution)
100
PC 00(IPM Malfunction or IGBT Over-Strong Current Protection Diagnosis and Solution)
101
PC 10(Outdoor Unit Low AC Voltage Protection)/Pc
102
Protection /341 MCE Error) Diagnosis and Solution
102
PC 31(Low Pressure Protection Diagnosis and Solution)
103
PC 02/LC 06(Top Temperature Protection of Compressor or High Temperature Protection of IPM Module Diagnosis and Solution)
104
PC 40(Communication Error between Outdoor Main PCB and IPM Board Diagnosis and Solution)
106
PC 08(Current Overload Protection)/Pc 44(Outdoor Unit Zero Speed Protection)/ PC
107
PC 0F ( PFC Module Protection Diagnosis and Solution)
109
EC 72 (Lack Phase Failure of Outdoor DC Fan Motor Diagnosis and Solution)
110
PC 43 (Outdoor Compressor Lack Phase Protection Diagnosis and Solution)
111
PC 0L (Low Ambient Temperature Protection)
112
PC 45 (Outdoor Unit IR Chip Drive Failure) Diagnosis and Solution
112
EC 55 (Outdoor IPM Module Temperature Sensor Fault) Diagnosis and Solution
113
PC 30 (High Pressure Protection Diagnosis and Solution)
114
PC 0A (High Temperature Protection of Condenser Diagnosis and Solution)
116
PC 06 (Discharge Temperature Protection of Compressor Diagnosis and Solution)30
117
EL 16(Communication Malfunction between Adapter Board and Outdoor Main Board Diagnosis and Solution)
118
PC 41(Outdoor Compressor Current Sampling Circuit Failure Diagnosis and Solution)
119
Check Procedures
120
Compressor Check
120
IPM Continuity Check
122
Outdoor Unit Disassembly
127
Outdoor Unit Table
127
Panel Plate
128
Electrical Parts
145
Fan Assembly
172
Fan Motor
173
Sound Blanket
174
Pressure on Service Port
181
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ACIQ ACiQ-18-EHPB Specifications
General
Brand
ACIQ
Model
ACiQ-18-EHPB
Category
Air Conditioner
Language
English
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