Master MOOVAIR DMA24HOS20230E7 Manuals

Manuals and User Guides for Master MOOVAIR DMA24HOS20230E7. We have 1 Master MOOVAIR DMA24HOS20230E7 manual available for free PDF download: Service Manual

Master MOOVAIR DMA24HOS20230E7 Service Manual (272 pages)

AIR HANDLER INVERTER

Brand: Master | Category: Air Handlers | Size: 33 MB

Safety Precautions
7
Operation and Maintenance
8
Charging Procedures
11
Model Reference
13
External Appearance
15
Table of Contents
16
Feature
17
Dimensional Drawings
18
Part Names
19
Service Place
19
Accessories
20
Fan Performance
21
Capacity Tables
24
Noise Criterion Curves
57
Electrical Characteristics
59
Electrical Wiring Diagrams
61
Outdoor Unit
67
Dimensional Drawings
68
Service Place
80
Capacity Correction Factor for Height Difference
81
Noise Criterion Curves
87
Refrigerant Cycle Diagrams
91
Electrical Wiring Diagrams
95
Installation
114
Installation Overview
115
Location Selection
116
Install the Main Body
117
Installation Place
117
Outdoor Unit Installation
125
Drainage Pipe Installation
126
Refrigerant Pipe Installation
128
Vacuum Drying and Leakage Checking
129
Additional Refrigerant Charge
130
Engineering of Insulation
131
Condensate Overflow Switch
133
Test Operation
135
Maintenance
136
First Time Installation Check
137
Refrigerant Recharge
139
Re-Installation
140
Indoor Unit
140
Outdoor Unit
142
Display Function
145
Product Features
145
Safety Features
146
Basic Functions
146
Abbreviation
146
Fan Mode
146
Cooling Mode
146
Heating Mode(Heat Pump Units)
147
Auto Mode
148
Drying Mode
148
Forced Operation Function
148
Timer Function
148
Sleep Function
149
Auto-Restart Function
149
Remote Controller Functions
150
LCD Wired Remote Controller
150
Centralized Controller
154
Troubleshooting
155
Safety Caution
157
General Troubleshooting
158
Outdoor Unit Point Check Function
161
Information Inquiry
163
Error Diagnosis and Troubleshooting Without Error Code
167
Remote Maintenance
167
Field Maintenance
168
Quick Maintenance by Error Code
173
Troubleshooting by Error Code
175
EH 00 / EC 51 (EEPROM Parameter Error Diagnosis and Solution)
175
EL 01 (Indoor and Outdoor Unit Communication Error Diagnosis and Solution)
176
EH 03 / EC 07 (Fan Speed Is Operating Outside of the Normal Range )/EC
179
DC Fan Motor) Diagnosis and Solution
179
Eh 60/Eh 61/Ec 53/Ec 52/Ec 54/Ec 56/Ec 57/Ec 50/Ec 5C
181
Short Circuit of Temperature Sensor Diagnosis and Solution)
181
EL 0C (Refrigerant Leakage Detection Diagnosis and Solution)
182
EH 0E(Water-Level Alarm Malfunction Diagnosis and Solution)
183
PC 00(IPM Malfunction or IGBT Over-Strong Current Protection Diagnosis and Solution)
184
PC 01(over Voltage or too Low Voltage Protection)/Pc
185
Voltage Protection)/Pc 11(Outdoor Unit Main Control Board DC Bus High Voltage
185
PC 04(Inverter Compressor Drive Error Diagnosis and Solution)
186
PC 03/PC 31(Low Pressure Protection Diagnosis and Solution)
187
Troubleshooting and Repair
187
Protection of IPM Module Diagnosis and Solution)
188
EC 0D(Outdoor Unit Malfunction Diagnosis and Solution)
189
PC 40(Communication Error between Outdoor Main PCB and IPM Board Diagnosis and Solution)
190
PC 08(Current Overload Protection)/Pc 44(Outdoor Unit Zero Speed Protection)
191
PC 46(Compressor Speed Has Been out of Control)/Pc 49(Compressor Overcurrent Failure) Diagnosis and Solution
191
PC 0F(PFC Module Protection Diagnosis and Solution)
193
EC 72 (Lack Phase Failure of Outdoor DC Fan Motor Diagnosis and Solution)
194
PC 43 (Outdoor Compressor Lack Phase Protection Diagnosis and Solution)
195
PC 45 (Outdoor Unit IR Chip Drive Failure Diagnosis and Solution)
196
PC 0L (Low Ambient Temperature Protection)
196
PC 30 (High Pressure Protection Diagnosis and Solution)
197
PC 0A (High Temperature Protection of Condenser Diagnosis and Solution)
199
PC 06 (Discharge Temperature Protection of Compressor Diagnosis and Solution)
200
EH 0B(Communication Error between Indoor Two Chips Diagnosis and Solution)
201
EL 16(Communication Malfunction between Adapter Board and Outdoor Main Board Diagnosis and Solution)
202
PC 41(Putdoor Compressor Current Sampling Circuit Failurediagnosis and Solution)
203
EH B3 (Communication Error between Wired Controller and Indoor Unit Diagnosis and Solution)
203
Check Procedures
204
Compressor Check
204
Indoor Unit Disassembly
209
Electrical Parts
209
Fan Motor and Fan
212
Evaporator
214
Outdoor Unit Table
217
Outdoor Unit Disassembly
217
Panel Plate
218
Electrical Parts
231
Fan Assembly
255
Fan Motor
256
Sound Blanket
257
Four-Way Valve
258
Compressor
259

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Master MOOVAIR DMA24HOS20230E7 Service Manual (272 pages)

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