User manual TOSHIBA RAV-SM1603AT-E SERVICE MANUAL

[. . . ] A07-009 SERVICE MANUAL AIR-CONDITIONER SPLIT TYPE OUTDOOR UNIT <DIGITAL INVERTER> RAV-SM1603AT-E RAV-SM1603ATZ-E RAV-SM1603ATZG-E INDOOR UNIT <DIGITAL INVERTER> RAV-SM1403DT-A RAV-SM1603DT-A Refer to the Service Manual with File No. A06-010 for Model RAV-SM1403AT-E, and refer to the Service Manual with File No. A07-003 for Model RAV-SP1403AT-E, respectively. 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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] (Check code is not output. ) However, if the above error is detected during the automatic address set mode, a check code may be output. [L09 error] Is not yet capacity setting of indoor unit set up?Defect Replace ­ 75 ­ [L20 error] Are wiring connections to communication lines U3 and U4 normal?YES YES Correct central control system address. NO Correct wiring connection. Is not the multiple same central control system addresses connected?NO Check central controller (including network adapter) and indoor P. C. Defect Replace [L30 error] NO Are outside devices of connector CN80 connected?Defect Replace Check cause of operation. [P30 error] (Central controller) NO Is group operation carried out?YES Is there check code on sub remote controller in main and sub remote controllers?YES NO Check corresponding indoor unit/outdoor unit. Check indoor P. C. Defect Replace ­ 76 ­ [P10 error] Is connection of float switch connector (Indoor control board CN34) normal?NO YES NO Correct connection of connector. Check and correct wiring and wire circuit. NO Does drain pump work?YES NO Are connector pins 1 and 2 at drain pump unit side shorted (Resistance value 0)? YES Check the drain pipe, etc. Replace drain pump and indoor P board . C. Defect Replace Check that voltage of 1-2 pin of CN504 on the indoor P board is +12V. (1 pin is plus (+). ) . C. [F10 error] NO Correct connection of connector. Is connection of TA sensor connector (CN104 on indoor P board) correct? Refer to TA sensor (Temperature-Resistance value characteristic table) Check indoor P board (MCC-1403). Defect Replace ­ 77 ­ [P19 error] Temperature sensor check TE sensor CN601 TS sensor CN600 Indoor TC sensor Defect Correct and repair Is operation of 4-way valve normal?in cooling/heating operation. ) NO YES Is the coil resistance value of 4-way valve between 1. 3 and 1. 6k?YES NO Replace coil of 4-way valve. Check operation of outdoor P. C. board operation (Self-hold valve type : SP110, SP140) 1) Set SW804 of Dip switch as the following figure and then push SW801 for approx. · 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. ­ 78 ­ [F02 error] Is connection of TC sensor connector (CN101 on Indoor P board) correct? [. . . ] (Bind with crossed right-up) Bundling band Fan motor lower lead Terminal block fixing plate 4-way valve lead ­ 149 ­ 15. Indoor Unit RAV-SM1403DT-A, RAV-SM1603DT-A 213 205 208 204 207 211 207 209 213 202 212 201 203 206 214 210 215 216 ­ 150 ­ Location No. 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 Part No. 43172203 4312C041 43019830 43020352 43020353 43170244 43139167 43139154 43139155 43179135 431S8089 4314J404 43122118 43166011 43166004 43166005 Description Pan Ass'y, Drain Motor, Fan, AC240V, 50Hz, 600W Bushing Fan Fan Hose, Drain, 25A Bell Mouth Band, Motor, Left Band, Motor, Right Band, Hose, 37-40 Owner's Manual Refrigeration Cycle Ass'y Case Ass'y, Fan Remote Controller, SX-A4EE Remote Controller, SX-A11JE2 Remote Controller, EX-W2JE2 1 1 1 1 1 1 2 2 2 1 1 1 2 1 1 1 Model Name RAV-SM1403DT-A RAV-SM1603DT-A 1 1 1 1 1 1 2 2 2 1 1 1 2 1 1 1 ­ 151 ­ RAV-SM1403DT-A, RAV-SM1603DT-A 411 403, 413 401 402 406 412 404, 410 405 409 408 407 Location No. [. . . ]