Mitsubishi HMA100V Technical Manual

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2
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'10 • HM-T-149
Radiators - only heating
112
HMA100V-FDCW100VNX(71VNX) 112
HMS140V(MT300)-FDCW140VNX 113
Underfloor heating and cooling
114
Fan convectors - heating and cooling
115
Dual system - heating and cooling
116
Underfloor heating and fan convectors- heating and
cooling
117
External heat source
118
Sun 118
Gas 119
Oil 120
Wood 121
Service
Operation control function by the indoor unit
controller
123
Operation control function by the outdoor unit
controller
136
Alarm list
146
Alarm with automatic reset
146
Temperature limiter alarm
146
Indoor unit alarm
146
Outdoor unit alarm
147
Hot water alarm 150
Supply alarm
150
Troubleshooting guide
151
3 - Thermal cutout
151
4 - OU power failure
152
5 - Low condenser out 153
6 - High condenser out
154
7 - Anti freeze HX
155
8 - High HW temp. 9 High AH temp.
156
10 - High Supply temp. 1, 11 High Supply temp. 2 157
14,16 - Aborted defrost
158
31 - S. fault HP
159
30 - S. fault Outdoor, 32 - S. fault Cond out, 33 - S. fault
Liquid line, 34 - S. fault HW, 35 - S. fault AH, 36 - S. fault
supply 1, 37 - S. fault supply 2
160
E35 - High HX temp 161
E36 - Permanent Hotgas
162
E37 - S. fault Tho-R 163
E38 - S. fault Tho-A
164
E39 - S. fault Tho-D 165
E40 - HP alarm
166
E42 - Current cut 167
E45 - Inverter communication error 168
E47 - Inverter A/F module over current
169
E48 - Fan alarm
170
E49 - LP alarm
171
E51 - Inverter and fan motor error 173
E53 - S. fault Tho-S
174
E54 - S. fault LPT
175
E57 - Low refrigerant 176
E59 - Inverter error
177
Function check, components
178
Indoor unit Relay test - forced control
178
DIP switch setting
180
FDCW71VNX 180
FDCW100VNX, 140VNX
181
Component replacement
182
Indoor unit
182
Outdoor unit
183
FDCW71VNX 184
FDCW100VNX 190
FDCW140VNX 197
Components
Indoor unit
205
Circulation pump (GP10)
205
Shuttle valves (QM30, QM31, QN11)
207
Particle filter (HQ1) 209
Safety valve (FL2)
209
Summary 209
Outdoor unit
210
Compressor 210
4-way valve
210
Expansion valve 210
Low pressure sensor
210
Temperature sensor
211
Sensor placement
211
Data for sensor in outdoor unit 211
Data for sensor in indoor unit
211
Component positions
212
Indoor unit
212
Outdoor unit
218
Accessories
219
Accessories 219
Wind protection 220
Table of Contents

Mitsubishi HMA100V Specifications

General

Brand	Mitsubishi
Model	HMA100V
Category	Heat Pump
Language	English