- 220 -
Service
'19 • HM-T-340
E57 - Low refrigerant
YES
YES
Correct it.
NO
NO
NO
Are the service valves fully open?
Is the connecton of the sensor
for indoor heat exchanger
temperature (BT15) or for inlet
water temperature (BT3) OK?
Are the characteristics of the
sensor for indoor heat exchanger
temperature (BT15) or for inlet
water temperature (BT3) OK?
YES
NO
Is the low pressure normal during
operation?
YES
Defective control PCB→replace.
Top up refrigerant.
Defective the sensors for
indoor heat exchanger
temperature or inlet water
temperature→replace.
Open the service valves.
Troubleshooting guide
Содержание FDCW100VNX-A
Страница 7: ... 5 Technical data 19 HM T 340 Technical data ...
Страница 36: ... 34 Technical data 19 HM T 340 Dimensions FDCW71VNX A Meaning of symbol ...
Страница 38: ... 36 Technical data 19 HM T 340 FDCW140VNX A Meaning of symbol Dimensions ...
Страница 41: ... 39 Technical data 19 HM T 340 Electrical circuit diagram ...
Страница 42: ... 40 Technical data 19 HM T 340 Electrical circuit diagram ...
Страница 43: ... 41 Technical data 19 HM T 340 Electrical circuit diagram ...
Страница 44: ... 42 Technical data 19 HM T 340 Electrical circuit diagram ...
Страница 45: ... 43 Technical data 19 HM T 340 Electrical circuit diagram ...
Страница 46: ... 44 Technical data 19 HM T 340 Electrical circuit diagram ...
Страница 47: ... 45 Technical data 19 HM T 340 Electrical circuit diagram ...
Страница 48: ... 46 Technical data 19 HM T 340 Electrical circuit diagram ...
Страница 49: ... 47 Technical data 19 HM T 340 Electrical circuit diagram Split box HSB60 W ...
Страница 50: ... 48 Technical data 19 HM T 340 HSB100 Electrical circuit diagram ...
Страница 51: ... 49 Technical data 19 HM T 340 HSB140 Electrical circuit diagram ...
Страница 52: ... 50 Technical data 19 HM T 340 Electrical circuit diagram Outdoor units FDCW60VNX A ...
Страница 57: ... 55 Technical data 19 HM T 340 Electrical circuit diagram POWER SOURCE RC HY20 W sheet 3 ...
Страница 58: ... 56 Technical data 19 HM T 340 Electrical circuit diagram RC HY20 W sheet 4 ...
Страница 61: ... 59 Technical data 19 HM T 340 Electrical circuit diagram POWER SOURCE RC HY40 W sheet 3 ...
Страница 62: ... 60 Technical data 19 HM T 340 Electrical circuit diagram RC HY40 W sheet 4 ...
Страница 63: ... 61 Technical data 19 HM T 340 Electrical circuit diagram INDOOR UNIT HSB INDOOR UNIT HSB RC HY40 W sheet 5 ...
Страница 64: ... 62 Technical data 19 HM T 340 Electrical circuit diagram RC HY40 W sheet 6 ...
Страница 65: ...Installation 19 HM T 340 Installation 63 ...
Страница 133: ...Control 19 HM T 340 Control 131 ...
Страница 170: ... 168 Service 19 HM T 340 Service ...
Страница 263: ... 258 Service 19 HM T 340 Outdoor unit FDCW60VNX FDCW71VNX Component replacement ...
Страница 264: ...Service 259 19 HM T 340 FDCW100VNX FDCW140VNX LEK LEK Component replacement ...
Страница 290: ... 285 Components 19 HM T 340 Components ...
Страница 300: ... 295 Components 19 HM T 340 PT300 Component positions ...
Страница 301: ... 296 Components 19 HM T 340 Component positions PT300 PT300 A mm 1634 B mm 743 C mm 673 ...
Страница 302: ... 297 Components 19 HM T 340 PT500 Component positions ...
Страница 303: ... 298 Components 19 HM T 340 PT500 Component positions PT500 A mm 1835 B mm 897 C mm 832 ...
Страница 311: ...THo R THo A THo D Outside units FDCW60VNX 306 Components 19 HM T 340 Piping system ...