User manual TOSHIBA RAV-SP454AT-E SERVICE MANUAL

[. . . ] A07-003 Revised: Mar. , 2008 Revised 2: Jun. , 2008 SERVICE MANUAL AIR-CONDITIONER SPLIT TYPE INDOOR UNIT <DIGITAL INVERTER> RAV-SM564UT-E RAV-SM804UT-E RAV-SM1104UT-E RAV-SM1404UT-E RAV-SM1604UT-E OUTDOOR UNIT <SUPER DIGITAL INVERTER> RAV-SM404SDT-E RAV-SM454SDT-E RAV-SM564SDT-E RAV-SP404AT-E RAV-SP404ATZ-E RAV-SP404ATZG-E RAV-SP1104AT-E RAV-SP1104ATZ-E RAV-SP1104ATZG-E RAV-SP454AT-E RAV-SP454ATZ-E RAV-SP454ATZG-E RAV-SP1404AT-E RAV-SP1404ATZ-E RAV-SP1404ATZG-E R410A PRINTED IN JAPAN, Jun. , 2008 ToMo Adoption of New Refrigerant This Air Conditioner is a new type which adopts a new refrigerant HFC (R410A) instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer. WARNING Cleaning of the air filter and other parts of the air filter involves dangerous work in high places, so be sure to have a service person do it. The cleaning diagram for the air filter is there for the service person, and not for the customer. CONTENTS SAFETY CAUTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Indoor Unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] Sensor error Replace ­ 115 ­ <In case of SP110, SP140> Check code [P19] Outdoor LED display <Display 1> <Display 2> Check and troubleshooting (Item without special mention Indicates part of outdoor unit. ) [4-way valve inverse error] ¡ ¡ ¡ ¡ ¡ ¥ ¥ ¥ ¡ l l l Is operation of 4-way valve normal?in cooling/heating operation. ) NO Is the coil resistance value of 4-way valve between 1. 3 and 1. 6k?Defect Replace YES Temperature sensor check TE sensor CN601 TS sensor CN600 Indoor TC sensor Defect Correct and repair NO Replace coil of 4-way valve. Error Check outdoor P. C. Defect replace Check method of outdoor P. C. board operation (Self-hold valve type) 1) Set SW804 of Dip switch as the following figure and then push SW801 for approx. 1 second to check exchange operation to cooling cycle/heating cycle. · When checking again, check operation 1 minute or more after the first check because exothermic of part (Coil, resistance R700) is large. (There is no problem when coil is not connected. ) 2) After check, turn off all the Dip switch SW804. Exchange to cooling cycle Exchange to heating cycle SW804 SW801 1234 CN701 1 SW804 SW801 1234 CN701 1 ON 4 DC200V or more ON Push Push 4 DC200V or more Note) Check by tester Analog tester : Good if over DC200V Digital tester : Good if Max. value is over DC200V though the varied value may be displayed. ­ 116 ­ <In case of SP110, SP140> Check code [P20] Outdoor LED display <Display 1> <Display 2> Check and troubleshooting (Item without special mention Indicates part of outdoor unit. ) [High pressure protective operation] Is valve fully opened?YES Reset the power supply and then perform test run matching to the season. Heating season Heating operation NO Open valve fully. ¡ ¡ ¡ ¡ ¡ l ¥ ¥ ¡ l l l Cooling season Cooling operation NO Is there no problem on outdoor TL sensor?(Measurement of resistance value) YES Replace sensor. Is there no crack or loosening of outdoor fan?Defect Replace, retightening Does not the outdoor fan perform abnormal operation?YES Check the same items as [P22] error. NO NO Is there no element which interfere heat exchange of outdoor unit?· Clogging of heat exchanger · Short circuit NO YES Eliminate interfering element. Check overcharge of refrigerant, clogging of cycle, broken pipe, abnormal overload, etc. NO NO Does indoor fan normally operate?YES Are indoor fan motor and connector normal?Are resistance values of indoor TC and TCJ sensors normal?YES Is there no element which interfere heat exchange of indoor unit? [. . . ] 4312C040 43120227 43170244 4314J402 43122084 43122085 43100319 43172183 43149351 43179129 43170240 43100321 43049697 43179135 43180327 43079249 43196109 43047685 43047688 43149353 43060029 43151287 43100320 43177012 43147195 43019904 431S8088 43166011 43166004 43166006 43166012 Motor, Fan Fan, Multi blade Hose, Drain Refrigeration Cycle Ass'y Case, Fan, Lower Case, Fan, Upper Plate, Inlet-B Pan Ass'y, Drain Socket Cap, Drain Hose, Drain Flange Bonnet Band, Hose Air Filter, ABS PP Band, Hose Bushing Nut, Flare, 1/4 IN Nut, Flare, 1/2 IN Socket, 1/2 IN Filter, Noise Switch, Float Plate, Inlet-A Pump, Drain, MDP-1401 Bonnet, 1/2 IN Holder, Sensor SUS Owner's Manual Remote controller, SX-A4EE Remote controller, SX-A11JE2 Remote controller, WH-H1JE2 Remote controller, SX-A5EE Description Model Name RAV-SM 404SDT-E 1 2 1 1 2 2 1 1 1 2 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 2 1 1 1 1 1 454SDT-E 1 2 1 1 2 2 1 1 1 2 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 2 1 1 1 1 1 564SDT-E 1 2 1 1 2 2 1 1 1 2 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 2 1 1 1 1 1 ­ 217 ­ 404 403 405 401 402 Location No. 43050425 43050426 43160565 43160568 4316V368 Description Sensor Ass'y, Service TC (F6) Sensor, Service Terminal, Block, 3P AC250V, 20A , Terminal, 2P AC30V/DC42V, 1A , P. C. Board Ass'y, 220­240V, MCC-1570 Model Name RAV-SM 404SDT-E 2 1 1 1 1 454SDT-E 2 1 1 1 1 564SDT-E 2 1 1 1 1 ­ 218 ­ 15-2. Outdoor Unit RAV-SP1104AT-E, RAV-SP1104ATZ-E, RAV-SP1104ATZG-E RAV-SP1404AT-E, RAV-SP1404ATZ-E, RAV-SP1404ATZG-E 13 2 1 17 30 29 22 15 20 28 26, 32 31, 33 24 34 35 27, 37 4, 25 19 14 18 3 16 6, 9 21 5 23 7, 8, 36 11 12 10 ­ 219 ­ Location No. [. . . ]