York YUHA 18 FS Service Manual
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York YUHA 18 FS Service Manual

York ultra duct yuha 18 to 48 fsaaaf service manual
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Ultra Duct
YUHA 18 to 48 FSAAAF

SERVICE MANUAL

YUHA 18 FS · YUHA 24 FS
YUHA 36 FS · YUHA 48 FS
SM-YUHA-18-48FS-GB 08-08

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Summary of Contents for York YUHA 18 FS

  • Page 1: Service Manual

    Ultra Duct YUHA 18 to 48 FSAAAF SERVICE MANUAL YUHA 18 FS · YUHA 24 FS YUHA 36 FS · YUHA 48 FS SM-YUHA-18-48FS-GB 08-08...
  • Page 2 H = High wall R = New remote F = Second generation M = Master range P = Portable Y = YORK Voltages: R = Everest front A = (Out) 220-240/1/50 - (In) 220-240/1/50 C = (Out) 380/3/50 - (In) 220-240/1/50...

  • Page 3: Table Of Contents

    Ultra Duct 1. Features 2. Specification 3. Dimensions 4. Piping Diagrams 5. Wiring Diagrams 6. Capacity Tables 7. Fan performance 8. Air Velocity and Temperature Distributions (Reference Data) 9. Electric Characteristics 10. Sound Levels...
  • Page 4 1. Features (1) Normal body ) . Economic and convenient installation ---Several diffusers branch off from an indoor unit, adjusting the room temperature, which makes many rooms to be air-conditioned with only one indoor unit. --- All models feature thin design making them applicable to ceiling pocket that tends to be shallow ---Thinner body than the former, 298mm height is easier for installation and saving space.
  • Page 5 2. Specification Model YUHA 18 FS YUHA 24 FS Power supply Ph-V-Hz 1,220-240V,50Hz 1,220-240V,50Hz Capacity Btu/h 18,000 24,000 Capacity Cooling Input 1900 2510 Rated current 12.2 Btu/w.h Capacity Btu/h 20,500 27,300 Capacity Heating Input 1900 2500 Rated current 11.0 Btu/w.h 10.8...
  • Page 6 Indoor external static pressure (Hi) Indoor noise level (Hi/Mid/Lo) dB(A) 45/41/38 49/45/42 Dimension (W*H*D) 1000×298×800 1000×298×800 Indoor unit Packing (W*H*D) 1205×370×940 1205×370×940 Net/Gross weight 36/43 38/45 Model YSK55-4L YSK55-4L Outdoor Input 110/104/98 110/104/98 motor Capacitor 2.5uF/450V 2.5uF/450V Speed r/min 1280/1190/1000 1280/1190/1000 Number of rows Tube pitch(a)x row pitch(b)
  • Page 7 YUHA 36 FS YUHA 36 FS YUHA 48 FS Model Power supply Ph-V-Hz 1,220-240V,51Hz 3,380V,50Hz 3,380V,50Hz Capacity Btu/h 36,000 36,000 48,000 Capacity 10.5 10.5 Input 3700 3700 4700 Rated current Cooling Btu/w.h 10.2 Capacity Btu/h 39,000 39,000 52,000 Capacity 11.4 11.4 15.2 Input...
  • Page 8 Indoor external static pressure (Hi) Indoor noise level (Hi/Mid/Lo) dB(A) 49/47/44 49/47/44 51/47/44 Dimension (W*H*D) 1350×298×800 1350×298×800 1350×298×800 Packing (W*H*D) 1555×370×940 1555×370×940 1555×370×940 Indoor unit Net/Gross weight 48/57 48/57 50/59 Model YDK250-6D YDK250-6D YDK250-6D Input Outdoor fan Capacitor 10 uF/450V 10 uF/450V 10 uF/450V motor...
  • Page 9 3. Dimensions YUHA 18 FS · YUHA 24 FS YUHA 36 FS · YUHA 48 FS...
  • Page 10 Hanging Screw bolt Distance between bolts: B 4-M10 (Site prepared) Air outlet Main body : A Ceiling hole: D Panel: E Back panel layout In case of air return from back, please refer to the above on the right. Model 1000 1052 1112...

  • Page 11: Piping Diagrams

    4. Piping Diagrams Heat pump Indoor units Outdoor unit condenser temp. sensor Throttle capiliary evaporator temp. sensor 4-way valve stop valve filter room temp. sensor ambient temp. sensor Muffle stop valve High pressure switch Discharge temp. sensor compressor low-pressure accumulator Remark: 1.

  • Page 12: Wiring Diagrams

    5. Wiring Diagrams YUHA 18 FS Indoor unit 2 2 08 60 9 488 DISPLAY TO W I RE CO NTRO LL ER BOARD WIRING DI AGR A M C ODE PAR T N A M E CAP 1 I ND OO R F AN CAP .

  • Page 13: Wiring Diagram

    YUHA 24 FS Indoor unit: TO OUTDOOR Outdoor unit 2 20 7 53 90 15 BLACK CAP1 FAN2 OUTD OOR UNIT BLACK WIRING DIAGRAM CO DE PART NAME COMP COMP CO M P COMPCAP CAP1 FAN CAP OUTD OOR FAN FAN2 5-WAY TERMIN AL 6-WAY TERMIN AL...
  • Page 14 YUHA 36 FS (1 phase) Indoor unit: 22 0860 9 48 9 TO WI RE CONTROLLER DISPLA Y BOARD N ET M ODULE TO CCM CN20 W I RI NG DI AGRAM (INDOOR UNIT) CODE PART NAME CN10 CN 20 CN15 CAP1,2 I NDOOR FAN CAPACITOR...
  • Page 15 YUHA 36 FS (3 phase) Indoor unit: 2 2 08 6 0 9 49 0 TO WI RE CONT ROLLER DIS PLAY BOARD N E T MODULE TO CCM XP 1 CN20 WIRI NG DI AGRAM XS 1 ( I NDOOR UNIT) CODE PART NAME...
  • Page 16 YUHA 48 FS Indoor unit: 220860949 0 TO W IRE C O N TR O LLER D I SP LA Y B O A RD N ET MO DULE T O CCM C N 20 W I R I N G DIA G R AM XS 1 ( I N D OO R...

  • Page 17: Capacity Tables

    6. Capacity Tables Model: YUHA 18 FS COOLING OUTDOOR TEMPERATURE DRY Indoor 21ºC 25ºC 30ºC 35ºC 40ºC 45ºC Conditions Total capacity kW 5.10 4.88 4.70 4.44 4.26 4.12 21ºC D Sensitive capacity kW 4.08 3.90 3.76 3.55 3.41 3.30 15ºC W Input kW.
  • Page 18 Model: YUHA 24 FS COOLING OUTDOOR TEMPERATURE DRY Indoor 21ºC 25ºC 30ºC 35ºC 40ºC 45ºC Conditions Total capacity kW 6.79 6.50 6.26 5.91 5.67 5.49 21ºC D Sensitive capacity kW 5.43 5.20 5.01 4.72 4.54 4.39 15ºC W Input kW. 1.85 2.11 2.37...
  • Page 19 Model: YUHA 36 FS COOLING OUTDOOR TEMPERATURE DRY Indoor 21ºC 25ºC 30ºC 35ºC 40ºC 45ºC Conditions Total capacity kW 10.19 9.75 9.39 8.86 8.51 8.24 21ºC D Sensitive capacity kW 8.15 7.80 7.51 7.09 6.81 6.59 15ºC W Input kW. 2.71 3.10 3.48...
  • Page 20 Model: YUHA 48 FS COOLING OUTDOOR TEMPERATURE DRY Indoor 21ºC 25ºC 30ºC 35ºC 40ºC 45ºC Conditions Total capacity kW 13.59 13.00 12.53 11.82 11.35 10.99 21ºC D Sensitive capacity kW 10.87 10.40 10.02 9.46 9.08 8.79 15ºC W Input kW. 3.40 3.89 4.37...

  • Page 21: Air Velocity And Temperature Distributions (Reference Data)

    7. Air Velocity and Temperature Distributions (Reference Data) Discharge angle 60º Air outlet Airflow velocity Air outlet Temperature...

  • Page 22: Fan Performances

    8. Fan performances YUHA 18 FS YUHA 24 FS High speed High speed Low speed High speed Min air volume1030m /h Min air volume700m /h Miedium speed Medium speed Max air volume1460m /h Max air volume1250m /h 1000 1100 1200...
  • Page 23 YUHA 36 FS YUHA 48 FS Medium speed High speed High speed Mid speed Low speed Low speed Min air volume1750m /h Min air volume1460m /h Max air volume2400 m /h Max air volume 2070m /h 1800 1900 2000 2100 2200 2300 1500 1600 1700 1800 1900...

  • Page 24: Electric Characteristics

    9. Electric Characteristics Indoor Units Power Supply Indoor fan motor Power input(W) Model Voltage Min. Max. Cooling Heating 13.5 0.06 0.54 2100 2100 YUHA 18 FT 220~240 16.7 0.07 0.78 2510 2500 YUHA 24 FT 26.2 0.06 0.52 3700 3550 YUHA 36 FT 0.06 0.52...

  • Page 25: Sound Levels

    10 . Sound Levels CONCEALED DUCT TYPE Duct 1.0m Microphone 18,000 BTU/H 24,000 BTU/H Audibility limits of continuous white Audibility limits of sound continuous white sound Octave band center frequency 0 Hz 1 Octave band center frequency 0 Hz 1 36,000 BTU/H 48,000 BTU/H Audibility limits of...
  • Page 26 www.johnsoncontrols.com SM-YUHA-18-48FS-GB 08-08...

This manual is also suitable for:

Yuha 24 fsYuha 48 fsYuha 36 fsUltra duct yuha 18 fsaaafUltra duct yuha 24 fsaaafUltra duct yuha 36 fsaaaf ... Show all

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