Daikin ALTHERMA HT Service Manual page 6
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Also See for ALTHERMA HT:
- User manual (12 pages) ,
- Installer's reference manual (296 pages)
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Part 8 - Appendix ........................................................................ 213
1. Specifications ......................................................................................214
2. Piping Diagrams..................................................................................216
3. Wiring Diagrams..................................................................................222
4. Thermistor Resistance / Temperature Characteristics........................239
5. Pressure Sensor .................................................................................242
7. External Backup Heater Kit .................................................................246
iv
3.44 "L8" Indoor Unit: Inverter Current Abnormal .........................................185
3.45 "L9" Outdoor Unit: Inverter Start up Error .............................................186
3.46 "L9" Indoor Unit: Inverter Start up Error ................................................187
and Control PC Board ..........................................................................188
and Control PC Board ..........................................................................189
3.49 "LH" Indoor Unit: Converter Error ..........................................................190
3.52 "PJ" Indoor Unit: Faulty Combination of PCB .......................................193
Expansion Valve Failure.......................................................................194
3.54 "U2" Power Supply Insufficient or Instantaneous Failure......................196
3.55 "U2" Power Supply Insufficient or Instantaneous Failure......................198
Unit .......................................................................................................200
3.57 "U4" Malfunction of Transmission Indoor Unit.......................................202
Unit .......................................................................................................203
Controls ................................................................................................205
3.62 "UF" System is not Set yet ....................................................................207
1.1 ESP Curves..........................................................................................214
2.1 Outdoor Unit .........................................................................................216
2.2 Indoor Unit............................................................................................218
3.1 Outdoor Unit .........................................................................................222
3.2 Field Wiring Connection Diagram.........................................................226
3.3 Indoor Unit............................................................................................227
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
ESIE09-08B
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Troubleshooting
