9. Troubleshooting
9. Troubleshooting
Heat exchanger freezing burst protection
-
If the Water Out temperature falls or the EVA
■
E907
Check the water flow.
If the Water Out temperature falls or the VA
In or Out temperature falls during cooling or
defrost operation.
Does the water flow satisfy
the recommended flow requirement?
No
Check the pipe system of the
PHE
Check the Water Out temperature.
Yes
water. (Pump, Strainer, Valves)
Is the Water Out temperature
higher than 3℃?
No
-Check the defect of Water Out
Check the EVA In/Out temperature.
Yes
temperature-sensor.
-Confirm that the Water In temperature
is low.
Is EVA In/Out temperature
below zero?
Yes
No
- Check the control status of EEV.
- Check the EVA In/Out temperature-sensor.
- Check the Water In temperature.
Summary of Contents for AM160FNBFEB/EU
Page 7: ...1 Product Overview and Features 1 Product Overview and Features Operating Range Hydro unit ...
Page 13: ...2 Product Structure 2 Product Structure ...
Page 14: ...2 Product Structure 2 Product Structure DVM Hydro Unit HT DVM Hydro Unit HT ...
Page 23: ...4 Disassembly and Reassembly 4 Disassembly and Reassembly ...
Page 24: ...4 Disassembly and Reassembly 4 Disassembly and Reassembly ...
Page 25: ...4 Disassembly and Reassembly 4 Disassembly and Reassembly ...
Page 26: ...4 Disassembly and Reassembly 4 Disassembly and Reassembly ...
Page 27: ...4 Disassembly and Reassembly 4 Disassembly and Reassembly ...
Page 28: ...5 Planar Figure and Parts List 5 Planar Figure and Parts List Parts List ...
Page 29: ...5 Planar Figure and Parts List 5 Planar Figure and Parts List Parts List ...
Page 30: ...5 Planar Figure and Parts List 5 Planar Figure and Parts List Parts List ...
Page 33: ......
Page 34: ...6 Installation and Service Precautions 6 Installation and Service Precautions ...
Page 35: ...6 Installation and Service Precautions 6 Installation and Service Precautions ...
Page 36: ......
Page 37: ...6 Installation and Service Precautions 6 Installation and Service Precautions ...
Page 38: ...6 Installation and Service Precautions 6 Installation and Service Precautions ...
Page 39: ...6 Installation and Service Precautions 6 Installation and Service Precautions ...
Page 46: ...7 Circuits 7 Circuits Control Box Parts Layout Drawing of C BOX Picture of C BOX ...
Page 50: ...7 Circuits 7 Circuits Connecting External Contacts Hydro Unit Hydro Unit HT ...
Page 51: ...7 Circuits 7 Circuits Connecting External Contacts ...
Page 52: ...7 Circuits 7 Circuits Connecting External Contacts ...
Page 56: ... Switch and Error Codes 7 Circuits 7 Circuits Switch and Error Codes ...
Page 57: ... Switch and Error Codes 7 Circuits 7 Circuits Switch and Error Codes ...
Page 60: ...d 9 Troubleshooting 9 Troubleshooting Error Codes ...
Page 61: ...9 Troubleshooting 9 Troubleshooting d Error Codes ...
Page 62: ...9 Troubleshooting 9 Troubleshooting d Error Codes ...
Page 73: ... Wired Remote Control for Installation Service mode ...