Ramsond R37GWX User manual

Ductless Mini-Split System
Installation

Tools Required
• Philips Screw Driver
• Level
• Drill
• 2 ½ inch Hole Saw
• Allen Wrench 5.5 & 6
• Vacuum Pump
• 410 A Gauge
• Torque Wrench

STEP 1 - Indoor Unit (Evaporator)
Find a suitable location.
• Install the indoor unit on a level & structurally sound wall that is not
subject to vibration.
• The inlet and outlet ports on indoor unit should not be obstructed; 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 high
ceilings.

STEP 2 - Outdoor Unit
(Condenser)
Find the perfect location for the condenser unit.

Maximum Height & Distances

STEP 3
Remove Mounting Plate from Indoor Unit.

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

STEP 5
Attach Mounting Plate to structure.

STEP 6
Drill a 2 ½ inch Hole
*Note: The hole must be drilled on an angle of about 30
degrees; the exterior opening should be at least ¼ inch lower
than the interior opening.

STEP 7
Install supplied wall sleeve.

STEP 8
Prepare Indoor Unit refrigerant piping connections.

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.

STEP 10
Guide the line set through the 2 ½ inch hole.

*Note: Refrigerant Pipes

STEP 11
Remove the seal caps from the refrigerant lines.

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

STEP 13
Connect the supplied drain line extension.

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 ½ inch hole.

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

STEP 15
Reconnect Indoor Unit to Mounting Plate.