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Ductless Mini-Split System

Installation

Summary of Contents for R37GWX

Page 1: ...Ductless Mini Split System Installation ...

Page 2: ...Tools Required Philips Screw Driver Level Drill 2 inch Hole Saw Allen Wrench 5 5 6 Vacuum Pump 410 A Gauge Torque Wrench ...

Page 3: ...d the air should be able to freely circulate throughout the coverage area Do not install the unit near a heat source steam or flammable gas fumes Do not install unit in direct sunlight Install the unit where connection between indoor outdoor unit is as easy as possible Install the unit where it is easy to drain the condensed water Install evaporator at least 4 inches from the ceiling or 8 feet for...

Page 4: ...STEP 2 Outdoor Unit Condenser Find the perfect location for the condenser unit ...

Page 5: ...Maximum Height Distances ...

Page 6: ...STEP 3 Remove Mounting Plate from Indoor Unit ...

Page 7: ...STEP 4 Find secure location for the Mounting Plate and mark the holes Note Be sure that the plate is level ...

Page 8: ...STEP 5 Attach Mounting Plate to structure ...

Page 9: ...STEP 6 Drill a 2 inch Hole Note The hole must be drilled on an angle of about 30 degrees the exterior opening should be at least inch lower than the interior opening ...

Page 10: ...STEP 7 Install supplied wall sleeve ...

Page 11: ...STEP 8 Prepare Indoor Unit refrigerant piping connections ...

Page 12: ...STEP 9 Remove the seal caps from the indoor refrigerant lines Note Nitrogen charge may be released a hissing sound may be heard when the first seal cap is removed ...

Page 13: ...STEP 10 Guide the line set through the 2 inch hole ...

Page 14: ... Note Refrigerant Pipes ...

Page 15: ...STEP 11 Remove the seal caps from the refrigerant lines ...

Page 16: ...STEP 12 Tighten connections using wrenches working in opposite direction Note For best result use Torque Wrench ...

Page 17: ...STEP 13 Connect the supplied drain line extension ...

Page 18: ...STEP 14 A Arrange the pipes cables drain hose B Lag the pipe joints with insulating material securing it with supplied UV vinyl tape C Run the bundled pipe cables drain hose back through the 2 inch hole ...

Page 19: ... Note Always keep drain line at the bottom of bundle ...

Page 20: ...STEP 15 Reconnect Indoor Unit to Mounting Plate ...

Page 21: ...STEP 16 Install vibration pads and secure Outdoor Unit ...

Page 22: ... Note Optional L Bracket System The bracket must be secured to the structure of the building using the proper industry standard anchors for heavy loads The condenser must be accessible for service ...

Page 23: ...STEP 17 Outdoor Unit Condenser Connection Remove valve cover ...

Page 24: ...STEP 18 Remove seal cap protector ...

Page 25: ... Note Pipe Connection ...

Page 26: ...STEP 19 Connect refrigerant lines to outdoor unit valves ...

Page 27: ...STEP 20 Bleed Purge system using a Vacuum Pump ...

Page 28: ... Note Vacuum Bleeding ...

Page 29: ... Note Vacuum line for 10 to 15 minutes or to 30 microns ...

Page 30: ...STEP 21 Electrical Connection Remove condenser electrical cover ...

Page 31: ...STEP 22 Plug Quick Connect terminal from Indoor Unit into the Quick Connect terminal from the Outdoor Unit ...

Page 32: ...STEP 23 Connect ground to metal plate ...

Page 33: ...STEP 24 Connect line from service box to compressor ...

Page 34: ...STEP 25 Re install the electrical cover ...

Page 35: ...STEP 26 Purge Excess Air Open high side valve turn counter clockwise ...

Page 36: ...STEP 27 Remove service valve cap ...

Page 37: ...STEP 28 Press schrader Service valve for 3 seconds ...

Page 38: ...STEP 29 Open liquid valve completely counter clockwise Note Valve must be fully open ...

Page 39: ...STEP 30 Open suction valve completely counter clockwise Note Valve must be fully open ...

Page 40: ...STEP 31 Check for leaks at all joint connections ...

Page 41: ...STEP 32 Wrap remaining refrigerant line with UV insulation tape ...

Page 42: ...FINAL STEP Test the system A Turn the breaker on B Using the remote control turn the Indoor Unit on C Check all system functions for proper operation ...

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