installing the unit
INSULATING THE REFRIGERANT PIPE
Insulating the branch joint
Header joint
• Fasten the header joint using a cable tie and cover the connected
part.
• Insulate the header joint and the welding part and wrap the connected
part with an adhesive insulation tape to prevent it from defrosting.
Outdoor joint & gas side of the outdoor unit
• Use an insulation that should be able to handle the interior temperature over 120°C(248°F).
• Wrap the branch joint with an insulation of a thickness of at least 10mm(3/8˝) as shown in
the picture.
• Wrap the connected part between the Outdoor joint and the gas side of the outdoor unit
to prevent it from defrosting.
Wrap here with a
vinyl tape
Use EPDM insulation.
Pipe insulation
(Purchased individually)
90°
Insulation
( Purchased
individually)
Pipe
Pipe insulation
(Purchased individually)
ø D
ø D
90°
100mm(4˝) or more
Cut the insulation at the
proper angle.
Cut the insulation
at the proper angle.
Insulation
Adhesive insulation
tape
Insulation for the
refrigerant pipe
Insulation for
the header joint
Insulation after welding a stopper
Adhesive insulation tape
Fix the header joint after insulating it.
DVM PLUS3_IM_E_31180-1.indd 44 2009-10-16 ｿﾀﾈﾄ 2:10:38
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