User manual TOSHIBA RAV-SM801AT-E SERVICE MANUAL

[. . . ] A05-001 SERVICE MANUAL SPLIT TYPE <NEW DIGITAL INVERTER> OUTDOOR UNIT RAV-SM561AT-E RAV-SM801AT-E RAV-SM1101AT-E RAV-SM1401AT-E INDOOR UNIT This Service Manual describes contents of the new outdoor unit. For the indoor unit, refer to the Service Manual with FILE NO. A03-003F. R410A PRINTED IN JAPAN, Apr. , 2005 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 1. [. . . ] Correct connection of connector. NO Is case thermo (CN500) connected?Defect Replace Correct connection of connector. ® ® NO Does case thermo operate?YES Check/Correct charged refrigerant amount. ­ 37 ­ [E10 error]/[CF error] Check indoor control P. C. Defect Replace ® [E18 error]/[97 error] *[99 error] * : When central controller [99] is displayed, there are other causes of trouble. NO Is inter-unit wire of A and B normal?YES Is there no disconnection or contact error of connector on harness from terminal block of indoor unit?NO Is power of all indoor units turned on?Defect Replace Is Twin connection control?YES YES Is there no contact error between indoor/outdoor inter-unit wires (signal lines)?NO NO YES Correct inter-unit wire of remote controller. Correct connection of connector. Check circuit wires. ® Correct indoor/outdoor inter-unit wires (serial signal lines). Check power connection of indoor unit. (Turn on power again. ) [E08, L03, L07, L08 error]/ *[96 error] [99 error] * : When central controller [99] is displayed, there are other causes of trouble. E08 L03 L07 L08 : Duplicated indoor unit numbers : Two or more header units in a group control : One or more group addresses of [Individual] in a group control : Unset indoor group address (99) If the above is detected when power has been turned on, the mode automatically enters in automatic address setup mode. (Check code is not displayed. ) However, if the above is detected during automatic address setup mode, the check code may be displayed. [L09 error]/[46 error] YES Is capacity of indoor unit unset?(Setup item code (DN) = 11) Check indoor P. C. Defect Replace ® ­ 38 ­ [L20 error]/[98 error] Are wire connections to communication line X, Y normal?YES NO Is central controller [98] displayed?YES Is indoor remote controller [L20] displayed?YES Are not multiple same central control network addresses connected?Defect Replace NO Correct wire connection ® Correct central control network address. Check central controller (including network adapter). Defect Replace. ® [L30 error]/[B6 error] Are outside devices of connector CN80 connected?YES NO Do outside devices normally operate?Defect Replace ® ® Check operation cause. [b7 error] (Central controller) NO Is group operation performed?YES Is check code displayed on follower unit of header or follower remote controller? [. . . ] (3 pcs) 12) Pull out the compressor toward you. Remove (Discharge pipe) Compressor bolts (3 pcs) PMV coil 1. Detachment 1) Perform the works in item 1 of and . 2) Pull the coil upward while turning it, and then remove the coil from PMV body. Attachment 1) Be sure to match the projection for coil positioning with the concave part of PMV body, and then fix the coil. Projection for positioning PMV body Concave part PMV coil ­ 71 ­ No. Part name Procedure Remarks Bell mouth Discharge port cabinet Fan guard 1. [. . . ]