User manual TOSHIBA MMD-AP0721H INSTALLATION MANUAL

[. . . ] WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PARTS RATING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FAN CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . REFRIGERANTING CYCLE DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] · Check outdoor P board (I/F) error. · Resistance value of sensor is · Check connection of TL sensor connector. · Check characteristics of TL sensor resistance value. · Check outdoor P board (I/F) error. · Resistance value of sensor is · Check connection of TO sensor connector. · Check characteristics of TO sensor resistance value. · Check outdoor P board (I/F) error. . C. F02 -- -- Od Indoor unit Indoor TC2 sensor error F03 -- -- 93 Indoor unit Indoor TC1 sensor error 71 F04 F04 -- 19 I/F TD1 sensor error F05 F05 -- A1 I/F TD2 sensor error All stop F06 F06 -- 18 I/F TE1 sensor error All stop F07 F07 -- 18 I/F TL sensor error All stop F08 F08 -- 1b I/F TO sensor error All stop F10 -- -- OC Indoor Indoor TA sensor error Corresponding · Resistance value of sensor is · Check connection/cabling of TA sensor connector. · Check characteristics of TA sensor resistance value. All stop · Resistance value of sensor is · Check connection of TS1 or TS2 sensor connector. · Check characteristics of TS1, TS2 sensor resistance value. Check cable of compressor and phase-missing. Check connector/terminal connection on IPDU P board. (Check activation error due to liquid stagnation in compressor. ) · Check outdoor P board (IPDU) error. · · · · · (*1) All stop only in case of the header unit The follower unit continues operation. MG-SW : Magnet Switch, OCR : Over-current Relay Check code Outdoor 7-segment display Main remote controller Check code Sub-code H03 H03 01: Compressor 1 side 02: Compressor 2 side AI-NET central control remote controller 17 Detected position Check code name Status Error detection condition Check item (position) IPDU Current detection circuit system error All stop While header compressor stopped, current flowed more than the specified current and was detected. · Check cabling of current detection circuit system. · Check outdoor P board (IPDU) error. . C. H04 H04 -- 44 I/F Compressor 1 case thermo operation All stop . C. Compressor 1 case thermostat · Check compressor 1 case thermo circuit. (Connector, cable, P board) performed protective operation. · Check full opening of service valve. (Gas and liquid side) · Check outdoor PMV clogging. (PMV1, 2, 3) · Check SV41 circuit leakage. [. . . ] In a group operation, turn off the power supply once, return the group wires between indoor units and CN41 connectors as before, and then turn on power of all the indoor units. 1 minute to operate the remote controller. ) The item code (DN) is consisted with 01 to AA . SET Even if pushing button after changing the data incorrectly, the data can be returned to one before CL change by pushing button before changing the item code (DN). SET CL TEST 1 3 4 5 6 <EEPROM layout> EEPROM (IC10) is attached to IC socket. To remove it, use a pair of tweezers, etc. [. . . ]