York YUHA 18 FS Service Manual

Contents

Indoor external static pressure (Hi) Pa 70 70 70Indoor noise level (Hi/Mid/Lo) dB(A) 49/47/44 49/47/44 51/47/44Dimension (W*H*D) mm 1350×298×800 1350×298×800 1350×298×800Packing (W*H*D) mm 1555×370×940 1555×370×940 1555×370×940Indoor unit Net/Gross weight kg 48/57 48/57 50/59Model YDK250-6D YDK250-6D YDK250-6DInput W 296 296 296Capacitor uF 10 uF/450V 10 uF/450V 10 uF/450VOutdoor fanmotor Speed r/min 750 750 750Number of rows 2 2 2Tube pitch(a)x rowpitch(b) mm 25.4×22 25.4X22 25.4X22Fin spacing mm 1.7 1.3 1.3Fin type Unhydrophilic aluminium Unhydrophilic aluminium Unhydrophilic aluminiumTube outer dia.and type mm9Ø .53, inner groovetube9.53, innergroovetube9.53, innergroovetubeCoil lengthxheight x width mm 988X914X44 988X914X44 988X914X44Outdoor coil Number of circuits 4 4 4Outdoor air flow m 3 /h 5000 5000 5000Outdoor noise level dB(A) 57 55 55Dimension (W*H*D) mm 990X960X360 990X960X360 990X960X360Packing (W*H*D) mm 1120X1090X435 1120X1090X435 1120X1090X435Outdoorunit Net/ Gross weight kg 100/106 100/106 100/106Refrigerant type/Quantity g R22/3100 R22/3100 R22/3100Design pressure (high side/low side) MPa 2.8/1.2 2.8/1.2 2.8/1.2Liquid side mm(inch) 12.7 (1/2) 12.7 (1/2) 12.7 (1/3)Gas side mm(inch) 19 (3/4) 19 (3/4) 19 (3/4)Max. pipe length m 25 25 25Refrigerantpiping Max. difference in level mºCºC10 10 10Operation temp 17~30 17~30 17~30Ambient temp -7~45 -7~45 -7~45Application area m 2 60~85 60~85 80~105Qty’per 20’ /40’ /40'HQ set 24/50/56 24/50/56 24/50/56Notes: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.Ø Ø