Daikin Altherma HT Service Manual

ESIE09-08B
Appendix 213
Part 8 - Appendix
1. Specifications .....................................................................................214
1.1 ESP Curves .........................................................................................214
2. Piping Diagrams .................................................................................216
2.1 Outdoor Unit ........................................................................................216
2.2 Indoor Unit ...........................................................................................217
3. Wiring Diagrams .................................................................................221
3.1 Outdoor Unit ........................................................................................221
3.2 Field Wiring Connection Diagram .............
...........................................225
3.3 Indoor Unit ...........................................................................................231
4. Thermistor Resistance / Temperature Characteristics .......................239
5. Pressure Sensor ................................................................................242
6. Method of Replacing the Inverter’s Power Transistors Modules ........243
7. External Backup Heater Kit .................................................................246
7.1 Model Name .........................................................................................246
7.2 Main Components ................................................................................247
7.3 Technical Specifications.......................................................................249
7.4 Detailed Explanation of Setting Modes
................................................250
7.5 External Backup Heater Control...........................................................251
7.6 Troubleshooting by Indication on the Remote Controller .....................253
7.7 Troubleshooting: General Symptoms...................................................254
7.8 Switch Box Layout................................................................................255
7.9 Wiring Diagrams...................................................................................257
8. 3-Way Valve........................................................................................261
8.1 Build-Up of 3-Way Valve ......................................................................261
8.2 Troubleshooting Overview 3-Way Valve ...
...........................................262
8.3 How to Verify If 3-Way Valve is Installed Correctly ........
......................263

Daikin Altherma HT Specifications

General

Type	Air-to-water heat pump
Refrigerant	R-410A
Water Outlet Temperature	Up to 80°C
Operating Temperature Range	-20°C to 35°C
Power Supply	3-phase, 400V
Energy Efficiency Class (Heating)	A++