LG Electronics 705371 User Manual

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MULTI F / MULTI F MAX Outdoor Unit Installation Manual

Due to our policy of continuous product innovation, some specifications may change without notification.

MULTI

MAX

MULTI

Y-Branch Kit Insulation

Each Y-branch kit comes with clam-shell type peel-and-stick insulation jackets molded to fit the Y-branch fittings—one for the liquid line, one

for the vapor line.

• Check the fit of the Y-branch clam-shell

insulation jacket after the Y-branch is

installed.

• Mark the pipe where the insulation jacket

ends.

• Remove the jacket.

• Install field-provided insulation on the pipes

first.

• Peel the adhesive glue protector slip and

install the clam-shell jacket over the fitting

Liquid and Gas

Pipe Joints

Y-Branch Kit Insulation

Insulation for

Field-Installed Piping

Field-Supplied Insulation Tape

Figure 70: Y-branch Insulation Detail.

Additional Insulation for Y-Branches May be Required in Humid Environments.

,IWKHV\VWHPKDVEHHQRSHUDWLQJIRUDORQJWLPHLQDKLJKKXPLGLW\HQYLURQPHQWGHZSRLQWWHPSHUDWXUHPRUHWKDQ)FRQGHQVDWHLVOLNHO\

to form. If this happens, install 3/8 inch thick ethylene propylene diene methylene (EPDM) insulation that is plenum-rated with a heat-resistance

factor that follows applicable local, state, and federal codes.

Refrigerant Piping Insulation

REFRIGERANT PIPING PREPARATION

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LG Electronics 705371 LG Dual Zone Mini Split Air Conditioner System with 48000 BTU Cooling Capacity, 2 Indoor Units, and Outdoor Unit