Stimmen - 1, Durchschnittliche Bewertung: 3 ( )

Hersteller: Toshiba Dateigröße: 3.52 mb Dateiname: b2822884-695b-4388-8c58-719b1e714980.pdf Unterrichtssprache:

Fotos und technische Daten  Toshiba  MMU-AP0071MH

18 3-10. When the Following Symptoms are Found Check the points described below before asking repair servicing. Symptom Cause Outdoor unit • White misty cold air or water is out. • Sometimes, noise “Pushu !” is heard. • Fan of the outdoor unit stops automatically and performs defrost operation. • Solenoid valve works when defrost operation starts or finishes. Indoor unit •“Swish” sound is • When the operation has started, during the operation, or immediately heard sometimes. after the operation has stopped, a sound such as water flows may be heard, and the operation sound may become larger for 2 or 3 minutes immediately after the operation has started. They are flowing sound of refrigerant or draining sound of dehumidifier. • Slight “Pishi!” sound • This is sound generated when heat exchanger, etc. expand and is heard. contract slightly due to change of temperature. Check again. • Discharge air smells. • The operation lamp flashes •“STANDBY ” indication is lit. • Various smell such as one of wall, carpet, clothes, cigarette, or cosmetics adhere to the air conditioner. • Flashes when power is turned on again after power failure, or when power switch is turned on. • When cooling operation cannot be performed because another indoor unit performs heating operation. • When the manager of the air conditioner has fixed the operation to COOL or HEAT, and an operation contrary to the setup operation is performed. • When fan operation stopped to prevent discharge of hot air. • Sound or cool air is • Since refrigerant is flowed temporarily to prevent stay of oil or output from the refrigerant in the stand by indoor unit, sound of flowing refrigerant, stand by indoor unit. “Kyururu” or “Shaa” may be heard or white steam when other indoor unit operates in HEAT mode, and cold air in COOL mode may be blow-out. • When power of the • Sound is generated when the expansion valve operates when power air conditioner is has been turned on. turned on, “Ticktock” sound is heard. It is not a failure. Operates or stops automatically. • Is the timer “ON” or “OFF”? Does not operate. Silent • Is it a power failure? • Is the power switch turned off? • Is the power fuse or breaker blown? • Has the protective device operated? (The operation lamp goes on.) • Is the timer “ON”? (The operation lamp goes on.) • Are COOL and HEAT selected simultaneously? (“STANDBY ” indication is lit on the display column of the remote controller.) Air is not cooled or warmed sufficiently. It’s strange. • Is the suction port or discharge port of the outdoor unit obstructed? • Are any door or window open? • Is the air filter clogged with dust? • Is discharge flap of the indoor unit set at appropriate position? • Is air selection set to “LOW” “MED.”, and is the operation mode set to “FAN”? • Is the setup temp. the appropriate temperature? • Are COOL and HEAT selected simultaneously? (“STANDBY ” indication is lit on the display column of the remote controller.) When the following symptoms are found, stop the operation immediately, turn off the power switch, and contact the dealer which you have purchased the air conditioner. • Activation of switch is unstable. • Fuse or breaker is blown periodically. • Foreign matters or water entered by mistake. • When if activation cause of the protective device has been removed, the operation is not performed. • Other unusual status occurred. 19 20 Accessory Accessory parts Part name Q’ty Shape Usage Installation Manual 1 This manual (Ensure hand over to customer) Heat insulating pipe 2 For heat insulation of the pipe connecting section Installation pattern 1 —— For checking of ceiling opening and the main unit position Installation gauge 2 For positioning of the ceiling position (To be used with the installation pattern) Pattern fixing screw 4 M5 . 16L For attach the installation pattern Heat insulator 1 For heat insulation of drain connecting section Washer 8 For hanging unit Hose band 1 For connecting drain pipe Flexible hose 1 For adjusting core-out of drain pipe Heat insulator A 1 For sealing of wire connecting port Heat insulator B 1 For sealing of wire connecting port Refrigerant piping • Piping material used for the conventional refrigerant cannot be used. • Use copper pipe only with a wall thickness of 0.8 mm or more for O6.4, O9.5, O12.7. • Flare nut and flare operations are also different from those of the conventional refrigerant. Use the flare nut fitted to the indoor unit of the air conditioner. 1PRECAUTIONS • Ensure that all Local, National • Important safety information are described Please ensure this manual is read thoroughly • After the installation work, perform a trial Follow the Owner’s Manual to explain how • Turn off the main power supply switch (or breaker) • Ask the customer to keep the Installation Manual CAUTION New Refrigerant Air Conditioner Installation • THIS AIR CONDITIONER FEATURES A NEW HFC REFRIGERANT DEPLETE OZONE LAYER. The pressure of R410A is 1.6 times higher than that of former refrige...

Herunterladen

Geben Sie zwei Ziffern: