York YUHC 07-18 - Manual

5 ENGLISH TECHNICAL SPECIFICATIONS Technical Specifications : Duct Type YUHC “R-410A” -50Hz Models Indoor Unit YUKC 18 24 30 36 48 60 Outdoor Unit YUJC 18 24 30 36 48 60 Power Supply V/Ph/Hz 220-240/1/50 380/3/50 Ph 1 1 3 3 3 3 Power Consumption W 1,900/1,900 2,560/2,500 3,250/3,250 3,700/3,350 4,700...

8 ENGLISH OPERATING TEMPERATURE Mode Temperature Cooling operation Heating operation Drying operation Room temperature 17°C~32°C 0°C~30°C 17°C~30°C Outdoor temperature 21°C~43°C -7°C~24°C 11°C~43°C CAUTIONS 1. If air conditioner is used outside of the above conditions, certain safety protection feat...

9 ENGLISH OUTDOOR UNIT DIMENSIONS 845 990 624 181.4 336.4 400 1,245 360 940 650 695 960 360 235 860 33 0 125 33 5 351. 2 135 560.1 141.5 313 300 895 590 163 301.5 YUJC 18 YUJC 24 YUJC 30-36 YUJC 48-60 RRJC 18-27 310 300 520 688 790 J368-EN.indd 9 2/1/07 9:40:59 AM

10 ENGLISH PREPARATION BEFORE INSTALLATION • Before doing any work, check the interior power supply cord and the main breaker capacity are sufficient and the installation area is sufficient and complies with the requirements. • Check that the power supply available agrees with name plate voltage. • El...

13 ENGLISH OUTDOOR UNITS • Keep this unit away from direct radiation of the sun or other heaters. • If unavoidable, please cover it with a shelter. • In places near coast or with a high attitude where the wind is violent, please install the outdoor unit against the wall to ensure normal performance....

14 ENGLISH • Outdoor heat pump unit : install the unit at least 10 cm above ground level to facilitate drainage of defrost water and prevent accumulation of ice. In effect, defrost water can cause accumulation of ice under the unit during subfreezing outdoor temperatures. • In areas with heavy snowf...

15 ENGLISH ■ Fixing and Piping • Piping must be performed by qualified personnel according to good refrigeration system practices. • Piping materials and insulation materials must be of refrigerant quality. • Select the pipe diameters according to the size of unit and cut the pipe to design length by...

16 ENGLISH FAN SPEEDS For ducted installations, check air flow and static pressure against values shown in the following diagrams. Insufficient air flow can cause operating problems such as icing which may damage the compressor in the outdoor unit. m 3 5 0 4 0 3 0 6 0 P a 9 0 8 0 7 0 2 0 1 1 0 0 1 2 0 ...

17 ENGLISH ■ Wiring Prepare the power source for exclusive with the air conditioner. The supply voltage must comply with the rated voltage of the air conditioner. The plug socket shall be accessible after installation. Remark: All the wiring must be based on the wiring nameplate which is shown on th...

20 ENGLISH DEFROSTING OPERATION (Available for heating only) 1. Condition to start defrosting: Units will switch to defrosting mode when either of the following conditions is met. a. Unit has been running under T3 < 0ºC for 40 minutes and T3 < -3ºC for 3 minutes. b. Unit has been running at hi...

21 ENGLISH OPERATION TIPS The following events may occur during normal operation. 1. Protection of the air conditioner. Compressor protection • The compressor can not restart for 3 minutes after it stops. Anti-cold air (Cooling and heating models only) • The unit is designed not to blow cold air on ...

22 ENGLISH TROUBLE SHOOTING GUIDE Problem Probable cause Remedy A. The air conditioner does not run. 1. Power failure. 2. Fuse blown or circuit breaker open. 3. Voltage is too low. 4. Faulty contactor or relay. 5. Electrical connections loose. 6. Thermostat adjustment too low (in heating mode) or to...

CM Choi Shipping Manager The product complies with the harmonized European safety standards and harmonized EMC standards listed above.We have internal production control system that ensures compliance between the manufacturer products and the technical documentation.The product is CE mark.We declare...