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9
Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
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INTRODUCTION
Multi F and Multi F MAX Standard
Wall-Mounted Units
This manual describes how to install the LG Multi F and Multi F MAX
(Multi Zone) Standard Wall-Mounted Indoor Units (IDU) for Multi
F heat pump systems. Table 1 lists the available models. Refer to
LG’s Multi F Indoor Unit Engineering Manual for complete detailed
engineering data and selection procedures.
Safety
Safety of personnel is the primary concern during all
procedures. Read and understand the safety summa-
ry at the front of this manual. Read and understand
this installation procedure before beginning instal-
lation. Use the appropriate tools and accessories
during installation. Plan your work and do not work
alone, if possible. Know how to obtain emergency
medical and fire fighting assistance.
Installation Personnel
This equipment is intended for installation by personnel trained
in the required construction, mechanical, electrical, and/or other
disciplines.
Applicable Codes
Personnel must be familiar with and follow the applicable national,
state, and/or local codes. In the event of a conflict between any
applicable code and the instructions in this manual, comply with the
applicable code.
• Connecting cable (power and control)
• Pipes - vapor line and liquid line, with
insulation
• 3/8” or 1/2” Threaded hanger rods
• 3/8” or 1/2” nuts, at washers, and
lock/split washers
• Insulated drain hose
• Additional drain hose
• Level
• Screwdriver
• Electrical lineman pliers
• Electric drill
• Hole saw
• Drill
• Flaring tool set
• Tubing cutter
• Tube/pipe reamer
• Torque wrenches
• Allen wrench
• Gas-leak detector
• Thermometer
WARNING
Installation work must be performed by trained personnel and in
accordance with national wiring standards and all local or other
applicable codes. Improper installation can result in re, electric shock,
physical injury, or death.
Note:
Please read all instructions before installing this product. Become familiar
with the unit’s components and connections, and the order of installation.
Incorrect installation can degrade or prevent proper operation.
Figure 1: Typical Multi F Standard Wall-Mounted Indoor Unit
Required Tools (field provided)
Required Parts (field provided)
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