Daikin 2MXS40H2V1B Service Manual
Also see for 2AMX40G2V1B: Installation manualService manual
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Contents
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SiBE121123_AService Diagnosis 134Part 6Service Diagnosis1. Troubleshooting with LED ...................................................................1361.1 Indoor Unit............................................................................................1361.2 Outdoor Unit .........................................................................................1372. Problem Symptoms and Measures .....................................................1383. Service Check Function ......................................................................1393.1 RA Indoor Unit......................................................................................1393.2 SA Indoor Unit ......................................................................................1484. Code Indication on Remote Controller ................................................1554.1 RA Indoor Unit......................................................................................1554.2 SA Indoor Unit ......................................................................................1554.3 Outdoor Unit .........................................................................................1565. Troubleshooting for RA Indoor Unit.....................................................1575.1 Indoor Unit PCB Abnormality ...............................................................1575.2 Freeze-up Protection Control or Heating Peak-cut Control..................1595.3 Fan Motor or Related Abnormality .......................................................1615.4 Radiant Panel Temperature Rise, Indoor Electronic Expansion Valve(Motor Operated Valve) Abnormality, Freeze-up Protection Control(FVXG Series Only)..............................................................................1655.5 Thermistor or Related Abnormality (RA Indoor Unit)............................1675.6 Front Panel Open / Close Fault (FTXG Series Only) ...........................1686. Troubleshooting for SA Indoor Unit.....................................................1696.1 Indoor Unit PCB Abnormality ...............................................................1696.2 Drain Level Control System Abnormality..............................................1706.3 Fan Motor (AC Motor) or Related Abnormality.....................................1716.4 Drain System Abnormality....................................................................1726.5 Thermistor or Related Abnormality (SA Indoor Unit)............................1736.6 Remote Controller Thermistor Abnormality ..........................................1746.7 Signal Transmission Error(between Indoor Unit and Remote Controller)......................................1756.8 Signal Transmission Error(between MAIN Remote Controller and SUB Remote Controller)........1766.9 Field Setting Abnormality .....................................................................1777. Troubleshooting for Outdoor Unit........................................................1787.1 Refrigerant Shortage ............................................................................1787.2 Low-voltage Detection or Over-voltage Detection................................1807.3 Outdoor Unit PCB Abnormality or Signal Transmission Error ..............1827.4 Unspecified Voltage (between Indoor Unit and Outdoor Unit) /Anti-icing Control in Other Room..........................................................1857.5 Anti-icing Control for Indoor Unit ..........................................................1867.6 OL Activation (Compressor Overload) .................................................1887.7 Compressor Lock .................................................................................1907.8 DC Fan Lock ........................................................................................1917.9 Input Overcurrent Detection .................................................................192 |
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2AMX40G2V1B2AMX40G3V1B2AMX50G2V1B2AMX50G3V1B2MXS40H2V1B2MXS40H3V1B2MXS50H2V1B2MXS50H3V1BATX20J2V1BATX20JV1BATX25J2V1BATX25JV1BATX35J2V1BATX35JV1BCTXS15K2V1BCTXS35K2V1BFDXS25E7VMBFDXS35E7VMBFDXS50C7VMBFFQ25B9V1BFFQ35B9V1BFFQ50B9V1BFTX20J2V1BFTX20JV1BFTX25J2V1BFTX25JV1BFTX35J2V1BFTX35JV1BFTXG25JV1BAFTXG35JV1BAFTXG50JV1BAFTXS20K2V1BFTXS25K2V1BFTXS35K2V1BFTXS42K2V1BFTXS50K2V1BFVXG25K2V1BFVXG35K2V1BFVXG50K2V1BInverter FTXG50JV1BSInverter FTXG50JV1BWSuper Multi NX ATXS20G2V1BSuper Multi NX ATXS25G2V1BSuper Multi NX ATXS35G2V1BSuper Multi NX ATXS42G2V1BSuper Multi NX ATXS50G2V1BSuper Multi NX FDXS25EAVMBSuper Multi NX FDXS35EAVMBSuper Multi NX FDXS50CVMBSuper Multi NX FFQ25B8V1BSuper Multi NX FFQ35B8V1BSuper Multi NX FFQ50B8V1BSuper Multi NX FLXS25BAVMBSuper Multi NX FLXS35BAVMBSuper Multi NX FLXS50BAVMBSuper Multi NX FTXG25JV1BSSuper Multi NX FTXG25JV1BWSuper Multi NX FTXG35JV1BSSuper Multi NX FTXG35JV1BWSuper Multi NX FTXS20J2V1BSuper Multi NX FTXS25J2V1BSuper Multi NX FTXS35J2V1BSuper Multi NX FTXS42J2V1BSuper Multi NX FTXS50J2V1BSuper Multi NX FVXS25FV1BSuper Multi NX FVXS35FV1BSuper Multi NX FVXS50FV1B
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