AIR CONDITIONER INSTALLATION MANUAL OUTDOOR UNIT (3 Phase Type) For authorized service personnel only. INSTALLATIONSANLEITUNG AUSSENGERÄT (3-Phasen-Typ) Nur für autorisiertes Fachpersonal. MANUEL D’INSTALLATION APPAREIL EXTÉRIEUR (type 3 phases) Pour le personnel d’entretien autorisé uniquement. MANUAL DE INSTALACIÓN UNIDAD EXTERIOR (Tipo trifásico) Únicamente para personal de servicio autorizado.
INSTALLATION MANUAL WARNING OUTDOOR UNIT (3 Phase Type) PART No. 9379069274-04 English Do not use this equipment with air or any other unspecified refrigerant in the refrigerant lines. Contents Excess pressure can cause a rupture. SAFETY PRECAUTIONS .................... 2 During installation, make sure that the refrigerant pipe is attached firmly before you run the compressor.
WARNING Name and shape Description Q’ty Do not touch refrigerant that has leaked from the refrigerant pipe connections or other Installation This manual areas. Touching the refrigerant directly can cause frostbite. manual If a refrigerant leak occurs during operation, immediately vacate the premises and thoroughly ventilate the area.
3.3.1. Single outdoor unit installation CAUTION When the upward area is open (Unit : mm) If children under 10 years old may approach the unit, take preventive measures so that they cannot reach the unit. (1) Obstacles at rear only (2) Obstacles at rear and sides only Keep the length of the piping of the indoor and outdoor units within the allowable range.
3.3.3. Outdoor units installation in multi row (Unit : mm) • The foundation shall support the legs of the unit and have a width of 50 mm or more. • Depending on the installation conditions, the outdoor unit may spread its vibration (1) Single parallel unit arrangement during operation, which may cause noise and vibration.
CAUTION 5. PIPE INSTALLATION-1 For brazing material, use phosphor copper that does not require flux. Do not use flux to braze pipes. If the flux is the chlorine type, it will cause the pipes to corrode. Furthermore, if the flux contains fluoride, it will adversely affect the refrigerant pipe 5.1.
CAUTION 5.7. Additional charging Use a clean gauge manifold and charging hose that were designed specifically for use with R410A. Using the same vacuum equipment for different refrigerants may damage CAUTION the vacuum pump or the unit. Do not purge the air with refrigerants, but use a vacuum pump to evacuate the system. After vacuuming the system, add refrigerant.
Do not remove refrigerant, even if the additional amount calculated is negative. WARNING Make sure to secure the insulation portion of the connector cable with the cable clamp. (Example 1) Damaged insulation can cause a short circuit. Indoor unit Fix cables so that cables do not make contact with the pipes (especially on high (24,000 Btu) L2 : 10 m pressure side).
6.2. Selecting circuit breaker and wiring 6.4. Wiring method 6.4.1. Connection diagrams CAUTION POWER SUPPLY Be sure to install a breaker with specified capacity. Before the electrical working, confirm electrical standards and regulations in each country, EARTH region, or installing place. Then select appropriate cables and breakers that comply with them. (GROUND) Decide the diameter of wire referring to below table “Breaker and wiring specifications”...
(3) Secure the cables using the cable clips under the terminal blocks, and then secure 8. HOW TO OPERATE DISPLAY UNIT the cables using the cable clips attached to the base of the valves. 8.1. Various setting methods WARNING Never touch electrical components such as the terminal blocks or reactor except the switch on the display board.
9.1.1. Setting for low noise 8.2. Description of display LED display part Function or operation method Display lamp Lights on while power on Local setting in (1) POWER/MODE Green outdoor unit or error code is displayed with blink. Blinks during abnormal air-conditioner (2) ERROR operation.
(6) Press ENTER switch (SW4) and fix it. 9.2. Peak cut mode (Local work) PEAK CUT Efficient operation while reducing power supply and power consumption with below local (L5) (L6) (L7) work. 0% of rated input ratio • Peak cut function can be effective with contact installation of an additional ON-OFF 50% of rated input ratio switch to the CN19 connector on the outdoor control board.
(3) Press ENTER (TEST RUN) switch for more than 3 seconds. 11.1. Preparation for pump down TEST PUMP POWER LOW NOISE PEAK CUT DOWN ERROR Confirm that the power is off, and then open the service panel. MODE (L1) (L2) (L3) (L4) (L5)
12. ERROR CODE DISPLAY When an error occurs, “short-press” the ENTER switch once. The number of blinks of the LED indicates the type of error. 12.1. How to check error code 12.1.1. Display when an error occurs TEST PUMP POWER LOW NOISE PEAK CUT DOWN...