User manual TOSHIBA RAS-22SKV2-E SERVICE MANUAL

[. . . ] SVM-10050-1 SERVICE MANUAL AIR-CONDITIONER SPLIT TYPE Indoor Unit <High Wall, Heat Pump Type> RAS-18, 22SKV-E RAS-18, 22SKVR-E RAS-18, 22SKV2-E RAS-18, 22SKV-A RAS-18, 22SKVR-A RAS-18, 22SKV-ND Outdoor Unit <Heat Pump Type> RAS-18, 22SAV-E2 RAS-18, 22SAV2-E RAS-18, 22SAV2-A R410A Revised on May, 2010 FILE NO. SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . REFRIGERANT R410A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] S's ARI specified rose color (ARI color code: PMS 507). · Also, the "charge port and packing for refrigerant cylinder" require 1/2 UNF 20 threads per inch corresponding to the charge hose's port size. ­ 58 ­ FILE NO. Installation Place · A place which provides enough spaces around the indoor unit as shown in the diagram. · A place where there are no obstacle near the air inlet and outlet. · A place which allows easy installation of the piping to the outdoor unit. · A place which allows the front panel to be opened. · The indoor unit shall be installed so that the top of the indoor unit is positioned at least 2 m in height. · Also, avoid putting anything on the top of the indoor unit. 10-3-2. Drilling a Hole and Mounting Installation Plate Drilling a hole When install the refrigerant pipes from the rear. m from the right side edge is e center of pipe hole 23mm 35 120 180 240 Pipe hole Dia . 65mm CAUTION · Direct sunlight on the indoor unit wireless receiver should be avoided. · The microprocessor in the indoor unit should not be too close to r-f sources. (For details, see the owner's manual. ) The center of the pipe hole is the above arrow. Fig. After determining the pipe hole position on the installation plate (ð) drill the pipe hole (Ø65 mm) at a slight downward slant to the outdoor side. Remote controller · Should be placed where there are no obstacles, such as curtains, that may block the signal. · Do not install the remote controller in a place exposed to direct sunlight or close to a heating source, such as a stove. · Keep the remote controller at least 1 m away from the nearest TV set or stereo equipment. (This is necessary to prevent image disturbances or noise interference. ) · The location of the remote controller should be determined as shown below. NOTE : · When drilling into a wall that contains a metal lath, wire lath or metal plate, be sure to use a pipe hole brim ring sold separately. Mounting the installation plate 50 40 Anchor bolt holes Hook 170 132 23 65 m m To unit out line 240mm Offset 85mm from the left side edge is the center of pipe hole 170 To unit out line 240mm To unit out line 35mm 0 23 Indoor unit (Side view) (Top view) Indoor unit Hook di a. 85 To unit out line 120mm 35 120 180 240 Pipe hole (dia. 65mm) 45° 75 ° 45° Pipe hole Hook Thread Indoor unit 7 Mounting Screw Weight 1 Installation plate Reception range Reception range Remote controller Remote controller Fig. 10-3-1 ­ 59 ­ 2 m or more from floor Offset 23mm from the right side edge is the center of pipe hole FILE NO. SVM-10050 When the installation plate is directly mounted on the wall 1. Securely fit the installation plate onto the wall by screws with the upper and lower catches, that hold the indoor unit, facing out. To mount the installation plate on a concrete wall use anchor bolts. Drill the anchor bolt holes previous page. Install the installation plate horizontally and level. 10-3-3. [. . . ] SVM-10050 No. 11 Part name Procedure Remarks TE sensor (Outdoor heat exchanging temperature sensor) · Attachment With the leads pointing downward and the sensor leads pointing in the direction shown in the figure, install the sensor onto the straight pipe part of the condenser output pipe. Detail C for RAS-18SAV 12 Detail C for RAS-22SAV TS sensor (Suction pipe temperature sensor) · Attachment With its leads pointing downward, point the sensor in the direction of the packed valve, and install it onto the straight pipe part of the suction pipe. TD sensor (Discharge pipe temperature sensor) · Attachment With its leads pointed downward, install the sensor onto the vertical straight pipe part of the discharge pipe. TO sensor (Outside air temperature sensor) · Attachment Insert the outdoor air temperature sensor into the holder, and install the holder onto the heat exchanger. 13 14 Detail A TS sensor Detail B TD sensor Arrow D TO sensor CAUTION During the installation work (and on its completion), take care not to damage the coverings of the sensor leads on the edges of the metal plates or other parts. It is dangerous for these coverings to be damaged since damage may cause electric shocks and/or a fire. [. . . ]