Stimmen - 3, Durchschnittliche Bewertung: 3.7
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Anleitung Zusammenfassung
• Check cabling of current detection circuit system. • Check outdoor P. C. board (IPDU) error. H04 H04 — I/F Compressor 1 case thermo operation All stop Compressor 1 case thermostat performed protective operation. • Check compressor 1 case thermo circuit. (Connector, cable, P. C. board) • Check full opening of service valve. (Gas and liquid side) • Check outdoor PMV clogging. (PMV1, 2, 3) • Check SV41 circuit leakage. • Check miscabling/misinstallation of SV41 and SV42. • Check valve open status of indoor PMV. • Check 4-way valve error. • Check refrigerant shortage. • Check SV5 leak. • Check SV11 circuit. (Wiring, OFF at one side only) • Check mispiping of discharge gas/suction gas main pipe. • Check Flow selector unit. Check leakage of SVD valve and SVS valve. (Check leakage of SVDD valve and SVSS.) Check mispiping of FS unit connecting pipe (Suction gas/Discharge gas), wiring between FS unit and indoor unit, and connection of connectors. Check miswiring of SVS/SVD valves. H06 H06 — I/F Low-pressure protective operation All stop Low-pressure Ps detected operation lower than 0.02MPa. • Check full opening of service valve. (Discharge gas, suction gas and liquid side) • Check outdoor PMV clogging. (PMV1, 2) • Check SV2 circuit and SV4 circuit error. • Check low-pressure Ps sensor error. • Check indoor air filter clogging. • Check valve open of indoor PMV. • Check refrigerant pipe clogging. • Check outdoor fan operation. (All heating, mainly heating, part cooling operation) • Check refrigerant shortage. • Check clogging of circuit at auxiliary heat exchanger side. (PMV3, SV12, check valve) • Check 4-way valve error. (Reversal error) • Check mispiping of discharge gas/suction gas main pipe. • Check Flow selector unit. Check miswiring of discharge gas/suction gas pipe to FS unit. Check wiring between FS unit and indoor unit. Check miswiring of SVD/SVS valves, misinstallation of coil. Check opened status of SVS valve. 55 Check code Detected position Check code name Status Error detection condition Check item (position) Main remote controller Outdoor 7-segment display Check code Auxiliary code H07 H07 — I/F Protection for oil level drop detection All stop The operating compressor detected oil shortage continuously for 2 hours.
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