- 204 -
Service
'19 • HM-T-340
E35 - High HX temp
YES
YES
YES
NO
NO
NO
NO
YES
Are the characteristics of the heat
exchanger sensor (Tho-R1, R2)
OK?
Is the air circulation around the
outdoor unit done properly?
Is the high pressure protection control
activated properly?
Does the temperature (external
gauge) correspond with the
displayed temperature in the event
of an alarm?
Too much refrigerant.
Recharge correct amount of refrigerant.
Replace defective sensor.
- Is the air circulation at the outdoor
unit obstructed?
- Is the installation space sufficient?
- Is the heat exchanger clogged?
Check the operation data with
logging tool.
Defective control PCB - replace.
Troubleshooting guide
Summary of Contents for FDCW100VNX-A
Page 7: ... 5 Technical data 19 HM T 340 Technical data ...
Page 36: ... 34 Technical data 19 HM T 340 Dimensions FDCW71VNX A Meaning of symbol ...
Page 38: ... 36 Technical data 19 HM T 340 FDCW140VNX A Meaning of symbol Dimensions ...
Page 41: ... 39 Technical data 19 HM T 340 Electrical circuit diagram ...
Page 42: ... 40 Technical data 19 HM T 340 Electrical circuit diagram ...
Page 43: ... 41 Technical data 19 HM T 340 Electrical circuit diagram ...
Page 44: ... 42 Technical data 19 HM T 340 Electrical circuit diagram ...
Page 45: ... 43 Technical data 19 HM T 340 Electrical circuit diagram ...
Page 46: ... 44 Technical data 19 HM T 340 Electrical circuit diagram ...
Page 47: ... 45 Technical data 19 HM T 340 Electrical circuit diagram ...
Page 48: ... 46 Technical data 19 HM T 340 Electrical circuit diagram ...
Page 49: ... 47 Technical data 19 HM T 340 Electrical circuit diagram Split box HSB60 W ...
Page 50: ... 48 Technical data 19 HM T 340 HSB100 Electrical circuit diagram ...
Page 51: ... 49 Technical data 19 HM T 340 HSB140 Electrical circuit diagram ...
Page 52: ... 50 Technical data 19 HM T 340 Electrical circuit diagram Outdoor units FDCW60VNX A ...
Page 57: ... 55 Technical data 19 HM T 340 Electrical circuit diagram POWER SOURCE RC HY20 W sheet 3 ...
Page 58: ... 56 Technical data 19 HM T 340 Electrical circuit diagram RC HY20 W sheet 4 ...
Page 61: ... 59 Technical data 19 HM T 340 Electrical circuit diagram POWER SOURCE RC HY40 W sheet 3 ...
Page 62: ... 60 Technical data 19 HM T 340 Electrical circuit diagram RC HY40 W sheet 4 ...
Page 64: ... 62 Technical data 19 HM T 340 Electrical circuit diagram RC HY40 W sheet 6 ...
Page 65: ...Installation 19 HM T 340 Installation 63 ...
Page 133: ...Control 19 HM T 340 Control 131 ...
Page 170: ... 168 Service 19 HM T 340 Service ...
Page 263: ... 258 Service 19 HM T 340 Outdoor unit FDCW60VNX FDCW71VNX Component replacement ...
Page 264: ...Service 259 19 HM T 340 FDCW100VNX FDCW140VNX LEK LEK Component replacement ...
Page 290: ... 285 Components 19 HM T 340 Components ...
Page 300: ... 295 Components 19 HM T 340 PT300 Component positions ...
Page 301: ... 296 Components 19 HM T 340 Component positions PT300 PT300 A mm 1634 B mm 743 C mm 673 ...
Page 302: ... 297 Components 19 HM T 340 PT500 Component positions ...
Page 303: ... 298 Components 19 HM T 340 PT500 Component positions PT500 A mm 1835 B mm 897 C mm 832 ...
Page 311: ...THo R THo A THo D Outside units FDCW60VNX 306 Components 19 HM T 340 Piping system ...