Related Manuals for York YMUJYH(012-018)BAM-A-X
Summary of Contents for York YMUJYH(012-018)BAM-A-X
- Page 1 INSTALLATION MANUAL Outdoor Inverter R410a 50/60HZ YMUJYH(012-018)BAM-A-X Read this manual before installation and operation Make sure that it is well kept for later reference...
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Page 2: Indoor/Outdoor Unit Installation Drawings
Indoor/Outdoor Unit Installation Drawings The models adopt HFC free refrigerant R410A. For installation of the indoor units,refer to the installation manual which was provided with the units. (The diagram shows a wall-mounted indoor unit.) Attention must be paid to the rising up of drain hose more than 15cm Optional parts for piping Non-adhesive tape... - Page 3 WARNING CAUTION...
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Page 4: Safety Precautions
Safety Precautions WARNING Have the unit professionally installed. Be sure to carefully follow each step in this handbook when Improper installation by an unqualified person may result installing the unit. in water leak, electric shock, or fire. Improper installation may result in water leak, electric shock, smoke or fire. -
Page 5: Before Installing The Unit
Safety Precautions Precautions for Handling Units for Use with R410A Caution Do not use the existing refrigerant piping Use a vacuum pump with a reverse-flow check valve. If other types of valves are used, the vacuum pump oil will The old refrigerant and refrigerator oil in the existing piping flow back into the refrigerant cycle and cause the refrigerator contain a large amount of chlorine, which will cause the refrigerator oil in the new unit to deteriorate. - Page 6 Safety Precautions Before Installing (Relocating) the Unit or Performing Electric Work Caution Ground the unit. Do not spray water on the air conditioners or immerse the Do not connect the grounding on the unit to gas pipes,water air conditioners in water. pipes, lightning rods, or the grounding terminals of Water on the unit presents a risk of electric shock.
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Page 7: Read Before Installation
Read Before Installation Items to Be Checked (1). Verify the type of refrigerant used by the unit to be serviced. Refrigerant Type: R410A (2). Check the symptom exhibited by the unit to be serviced. Look in this service handbook for symptoms relating to the refrigerant cycle. - Page 8 Read Before Installation Piping Materials Types of Copper Pipes (Reference) Maximum Operation Pressure Applicable Refrigerants 3.4MPa R22, R407C 4.15MPa R410A Use pipes that meet the local standards. Piping Materials/Radial Thickness Use pipes made of phosphorus deoxidized copper. Since the operation pressure of the units that use R410A is higher than that of the units for use with R22, use pipes with at least the radial thickness specified in the chart below.
- Page 10 Air outlet Wind direction Cushion rubber 4.Installation dimension(Unit:mm)
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Page 11: Connection Of Pipes
Connection of pipes To bend a pipe, give the roundness as large as possible not to crush the pipe , and the bending radius should be 30 to 40 mm or longer. Connecting the pipe of gas side rst makes working easier. The connection pipe is specialized for R410A. - Page 13 (e.g.1U18FS1ERA)
- Page 14 T 25A/250V. FOR 18K FOR 12K Outdoor unit Outdoor unit Model To Indoor unit To Indoor unit Connecting wiring 4G0.75mm 4G0.75mm POWER Power cable 3G1.5mm 3G2.5mm POWER...
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Page 15: Outdoor Unit
Outdoor Unit When the The wiring of compressor is wrong or Suction temperature sensor failure the connection is poor Lack of refrigerant Check if there is leakage in the unit. - Page 16 www.johnsoncontrols.com AHUJYHAR--130131 2012 Johnson Controls, Inc. Johnso n Con t rols se reserva el derecho de cambiar las características del produc to sin previa notificación.