Gree MULTI18HP230V1CO Installation Manual

INDOOR UNIT INSTALLATION
Install Mounting Bracket
1. Attach the mounting bracket to the indoor unit.
2. Find the horizontal center of the indoor unit.
3. Mark the center of the indoor unit on mounting bracket for future reference.
NOTE: The center of the mounting bracket is not the center of the indoor unit.
4. Remove the mounting brackets from the indoor unit and position the mounting
bracket on the wall in desired location. Use centering mark on mounting bracket
for centering the indoor unit on the wall.
5. Mounting bracket must be installed horizontally and level right to left.
NOTE: Condensate drain pan has built-in pitch for proper drainage.
6. Secure mounting bracket to wall with a minimum of five screws, evenly spaced to
properly support indoor unit weight.
NOTE: It is recommended to install screw anchors for sheet rock, concrete block,
brick and such type of walls.
NOTE: For mounting and installation of other indoor unit types, refer
to the Installation Instructions enclosed with those indoor units.
High Wall Indoor Installation
19
PIPING INSTALLATION
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NOTE: For maximum serviceability, it is recommended to have refrigerant piping and
drain connections on the outside.
Refrigerant Piping Connections to Indoor Unit
1. Feed refrigerant pipes, drain hose and interconnecting wires assembly
through wall hole from outdoor to the indoor unit.
2. Adjust the length and carefully bend refrigerant pipes to meet indoor
unit refrigerant pipe connections with proper tools to avoid kinks.
3. Apply a small amount of refrigerant oil to the flare connection on
the refrigerant pipes.
22
Pipe Diameter Nut Size
Tightening Torque
inch (mm) inch (mm) ft-lbs N-m
1/4 (6.35) 1/4 (17) 10 to 13 14 to 18
3/8 (9.5) 3/8 (22) 25 to 30 34 to 42
1/2 (12.7) 1/2 (25) 36 to 45 49 to 61
5/8 (15.9) 5/8 (29) 50 to 60 68 to 82
Torque Table
TWD-1518 multi21+ install_printer.qxp_Layout 1 3/22/17 9:41 AM Page 41

Gree MULTI18HP230V1CO Specifications

General

Brand	Gree
Model	MULTI18HP230V1CO
Category	Air Conditioner
Language	English