User manual TOSHIBA RAS-10UKV-E SERVICE MANUAL

[. . . ] SVM-02007 SERVICE MANUAL AIR-CONDITIONER SPLIT WALL TYPE RAS-10UKV -E / RAS-10UAV-E Apr. , 2002 FILE NO. Safety During Installation/Servicing Refrigerant Piping Installation Tools Recharging of Refrigerant Brazing of Pipes 3. Outlined of Air Conditioner Control Description of Operation Circuit Temporary Operation Auto Restart Function Hi POWER Mode ([Hi POWER] button on the remote control is pressed. ) Filter Check Lamp Remote control 9. First Confirmation Primary Judgement Judgement by Flashing LED of Indoor Unit Self-Diagnosis by Remote Control (Check Code) Judgement of Trouble by Every Symptom Check Code 1C (Miswiring in indoor/outdoor units) and 1E How to Diagnose Trouble in Outdoor Unit How to Check Simply the Main Parts How to Simply Judge Whether Outdoor Fan Motor is Good or Bad 11. [. . . ] Run the drain hose sloped downwards. NOTE Outward form of indoor unit 43 mm · Hole should be made at a slight downward slant on the outdoor side. Do not rise the drain hose. Do not form the drain hose into the waved shape. R30 or less (Ø6. 35) R40 or less (Ø9. 52) (Use polisin (polyethylene core or the like for bending pipe. ) ° 80 Use the handle of screwdriver, etc. 50 mm or more Fig. 9-2-12 NOTE If the pipe is bent incorrectly, the indoor unit may unstably be set on the wall. After passing the connecting pipe through the pipe hole, connect the connecting pipe to the auxiliary pipes and wrap the facing tape around them. Do not put the drain hose end into water. Do not put the drain hose end in the drainage ditch. Fig. Put water in the drain pan and make sure that the water is drained out of doors. When connecting extension drain hose, insulate the connecting part of extension drain hose with shield pipe. Shield pipe CAUTION · Bind the auxiliary pipes (two) and connecting cable with facing tape tightly. In case of leftward piping and rear-leftward piping, bind the auxiliary pipes (two) only with facing tape. Indoor unit Auxiliary pipes Connecting cable Installation plate Drain hose Inside the room Extension drain hose Fig. 9-2-13 Arrange the drain pipe for proper drainage from the unit. Improper drainage can result in dew-dropping. This air conditioner has the structure designed to drain water collected from dew, which forms on the back of the indoor unit, to the drain pan. Therefore, do not store the power cord and other parts at a height above the drain guide. Space for pipes Wall Drain guide · Carefully arrange pipes so that any pipe does not stick out of the rear plate of the indoor unit. · Carefully connect the auxiliary pipes and connecting pipes to each other and cut off the insulating tape wound on the connecting pipe to avoid double-taping at the joint, moreover, seal the joint with the vinyl tape, etc. · Since dewing results in a machine trouble, make sure to insulate both the connecting pipes. (Use polyethylene foam as insulating material. ) · When bending a pipe, carefully do it not to crush it. Fig. Installation Place · A place which provides the spaces around the outdoor unit as shown in the left diagram. · A place which can bear the weight of the outdoor unit and does not allow an increase in noise level and vibration. · A place where the operation noise and discharged air do not disturb users neighbors. · A place which is not exposed to a strong wind. · A place free of a leakage of combustible gases. · A place which does not block a passage. [. . . ] Remarks Minus screwdriver Hooking claw ­ 71 ­ FILE NO. Part name Replacement of temperature sensor for servicing only Procedures Thermal sensor part Remarks Cutting here 100 1) Cut the sensor 100 mm longer than old one. 2) Cut the protective tube after pulling out it (200 mm). 3) Move the protective tube toward the Common service thermal sensor side and tear the tip of parts of sensor lead wire in two, then strip the covering TO, TS, TE, TD part. [. . . ]