Step 4 Connecting The Power Cables, Communication Cable, And Controllers - Samsung AC BXADCH Series Installation Manual

AC024/030/036/042/048BXADCH
Anchor bolt hole
CAUTION
• Install a drain outlet at the lowest end around the base
for outdoor unit drainage
• When installing the outdoor unit on the roof,
waterproof the unit and check the ceiling strength.
Optional: Fixing the outdoor unit to a wall with a rack
Designed to cut off residual vibration from outdoor
unit to rack. (not supplied with product)
Anchor bolt
Base surface
Soft rubber designed to cut off vibration from rack
to wall. (not supplied with product)
• Install a proper grommet in order to reduce noise
and residual vibration transferred by the outdoor unit
towards the wall.
DB68-11274A-00_IM_CAC Universal Outdoor_AA_EN.indd 9 DB68-11274A-00_IM_CAC Universal Outdoor_AA_EN.indd 9
[Unit : inch(mm)]
24.41(620)
37.01(940)
CAUTION
• Make sure that the wall can support the weights of the
rack and the outdoor unit.
• Install the rack close to the column as much as possible.
• When installing an air guide duct, be sure to check the
following:
– The screws do not damage the copper pipe.
– The air guide duct is fixed firmly on the guard fan.
Step 4 Connecting the power cables,
communication cable, and controllers
You must connect the following three electrical cables to
the outdoor unit:
• The main power cable between the auxiliary circuit
breaker and the outdoor unit.
• The outdoor-to-indoor power cable between the
outdoor unit and the indoor unit.
• The communication cable between the outdoor unit
and the indoor unit.
CAUTION
• During installation, make first the refrigerant
connections and then the electrical connections. If the
unit is being removed, first disconnect the electrical
cables and then the refrigerant connections.
• Connect the air conditioner to the earthing system
before making the electrical connections.
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2021-09-14 오전 9:21:57 2021-09-14 오전 9:21:57