317.7 EEPROM Factory Default Data SetupProcedure .................................................. 17617.8 Dry Concrete Setup ................................... 17718. Maintenance Guide ........................................ 17918.1 Maintenance for Magnetic Water Filter Set ....................................................................... 18219. Troubleshooting Guide .................................. 18419.1 Refrigeration Cycle System ....................... 18419.2 Relationship between the Condition of the Air-to-Water Heatpump Indoor and Outdoor Unitsand Pressure and Electric Current ............ 18519.3 Breakdown Self Diagnosis Function .......... 18619.4 Error Codes Table ..................................... 18819.5 Self-diagnosis Method ............................... 19020. Disassembly and Assembly Instructions .... 23820.1 To Remove Front Plate and Top Plate ...... 23820.2 To Remove Pressure Gauge ..................... 23920.3 To Remove Remote Control ...................... 23920.4 To Remove RCCB ..................................... 24020.5 To Remove Electronic Controller............... 24020.6 To Remove Flow Switch and Air Purge Valve ................................................................... 24120.7 To Remove Water Pump ........................... 24120.8 To Remove Bottle Complete ..................... 24220.9 To Remove Water Filter ............................ 24221. Technical Data ................................................ 24321.1 Operation Characteristics .......................... 24321.2 Heating Capacity Table ............................. 26721.3 Cooling Capacity Table ............................. 26822. Exploded View and Replacement Parts List .............................................................................. 26922.1 Indoor Unit ................................................. 26922.2 Outdoor Unit .............................................. 273 Specifications, designs and contents in this Service Manual are subject to change without notice.