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Related Manuals for Johnson Controls York YDVC028
Summary of Contents for Johnson Controls York YDVC028
- Page 1 VRF Air-Conditioner Installation Manual FORM NO.:YDVC IOM-EN(1212)
- Page 2 VRF Air-Conditioner IOM M o d e l Y D V C 0 2 8 Y D V C 0 4 5 Y D V C 0 5 6 Y D V C 0 7 1 C o o l i n g C a p a c i t y 2 .
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Page 3: Table Of Contents
VRF Air-Conditioner IOM Contents 1. SAFETY CONSIDERATIONS ......................1 2. BEFORE INSTALLATION ........................ 1 3. SELECTING INSTALLATION SITE ....................2 4. INDOOR UNIT INSTALLTION ......................2 5. REFRIGERANT PIPING WORK ....................... 4 6. DRAIN PIPING WORK ........................5 7. INSTALLING THE DUCT ......................... 6 8. -
Page 4: Safety Considerations
VRF Air-Conditioner IOM Be sure the air-conditioner is well grounded. 1 SAFETY CONSIDERATIONS Never connect the ground line with the gas pipe, water pipe, lightning conductor or telephone lines. Please read the “SAFETY CONSIDERATIONS” carefully Incomplete ground line may cause electric shock before installing the air-conditioner equipment and be or fire. -
Page 5: Selecting Installation Site
VRF Air-Conditioner IOM to avoid damaging or scratching of the unit. RH80%, please reinforce the insulation on the When moving the unit during or after unpacking, unit. be sure to avoid putting any pressure or strength Use glass wool or polyethylene foam as insulation on the refrigerant piping, drain pipe or the other and its thickness is more than 10mm. - Page 6 VRF Air-Conditioner IOM Fig. 2 Indoor Unit Dimension Installation Pipe Diameter (mm) Dimension Unit Dimension Air Supply Model Hole Liquid Pipe Gas Pipe YDVC028 6.35 9.52 YDVC045 6.35 12.7 YDVC056 1334 1170 1132 1113 6.35 12.7 YDVC071 1334 1170 1132 1113 9.52 15.88...
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Page 7: Refrigerant Piping Work
VRF Air-Conditioner IOM refrigerant to get mixed into the refrigerant circuit, 4.2 Check if the unit is horizontally level such as air, etc. When brazing the refrigerant piping, perform CAUTION nitrogen replacement first, or perform brazing while feeding nitrogen into the refrigerant piping, Make sure that the unit is installed level using a and finally connect the indoor unit using the flare spirit level or a plastic tube filled with water. -
Page 8: Drain Piping Work
VRF Air-Conditioner IOM ∆ Pipe Diameter Further Recommended arm — Pressure correction value (Pa) mm (inch) tightening angle length of toll — the correced pressure value (Pa) correction ∮ 6 .35(1/4") ° ～ ° ～ 1 50mm — 1 record pressure (Pa) ∮... -
Page 9: Installing The Duct
VRF Air-Conditioner IOM accumulating. water from forming. (Material: glass wool or When connecting the drain pipe, effective method polyethylene foam, above 25mm thickness) should be carried out to guarantee no leakage on The air outlet height should be appropriate and each connection area. - Page 10 VRF Air-Conditioner IOM I n d o o r U n i t P o w e r S u p p l y C i r c u i t B r e a k e r R e c o m m e n d e d M o d e l V o l t a g e M C A...
- Page 11 VRF Air-Conditioner IOM Note: indoor unit communication lines cannot be conversely connected, otherwise it will have communication failure and the unit cannot startup. 8.6 Install the controller controller. One wire controller can connect to max 4 indoor units. Install the wire controller on the pre-reserved site The indoor units in one group should be on the wall.
- Page 12 YDVC IOM-EN(1212) YDVC-IOM(1204) NONE...
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