York YUHA 18 FS Service Manual

Contents

Indoor external static pressure (Hi) Pa 40 40Indoor noise level (Hi/Mid/Lo) dB(A) 45/41/38 49/45/42Dimension (W*H*D) mm 1000×298×800 1000×298×800Packing (W*H*D) mm 1205×370×940 1205×370×940Indoor unitNet/Gross weight kg 36/43 38/45Model YSK55-4L YSK55-4LInput W 110/104/98 110/104/98Capacitor uF 2.5uF/450V 2.5uF/450VOutdoor fanmotorSpeed r/min 1280/1190/1000 1280/1190/1000Number of rows 3 3Tube pitch(a)x row pitch(b) mm 25.4×22 25.4×22Fin spacing mm 1.7 1.7Fin type Hydrophilic aluminium Hydrophilic aluminiumTube outer dia.and type mm ØØØØØ9.53,innergroove tube Ø9.53,innergroove tubeCoil length x height x width mm 775×660×44 770×810×44Outdoor coilNumber of circuits 3 2Outdoor air flow m 3 /h 2400 3000Outdoor noise level dB(A) 48 52Dimension (W*H*D) mm 845×695×335 895×860×330Packing (W*H*D) mm 970X770X395 1043X915X395Outdoor unit Net/ Gross weight kg 53/57 64/66Refrigerant type/Quantity g R22/1850 R22/2600Design pressure (high side/low side) MPa 2.8/1.2 2.8/1.2Liquid side mm(inch) 6.35 (1/4) 9.53 (3/8)Gas side mm(inch) 12.7 (1/2) 16 (5/8)Max. pipe length m 20 20Refrigerantpiping Max. difference in level m 10 10Operation temp ºC 17~30 17~30Ambient temp ºC -7~45 -7~45Application area m 2 34~49 40~56Qty’per 20’ /40’ /40'HQ set 38/78/90 34/68/80Notes:1. Nominal cooling capacities are based on the following conditions:Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. piping: 7.5m (horizontal)2. Nominal heating capacities are based on the following conditions:Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. Piping: 7.5m(horizontal)3. Actual noise level may differ, depending on the room structure, etc, since these noise values are froman anechoic room.