Samsung MXJ-YA1509 Series Installation Manual page 27

Item Item
- What is the finishing material for - What is the finishing material for
Ceiling Ceiling
finishing finishing
- - Is the ceiling sunken?
- Can you secure an inspection - Can you secure an inspection
- Did you check the work scope - Did you check the work scope
Inspection Inspection
hole hole
- Did you notify the access hole - Did you notify the access hole
Installation Installation -Is the installation space for the -Is the installation space for the
space space
- Is the 4way indoor unit installed - Is the 4way indoor unit installed
Installation Installation
height height
Vertical Vertical - Did you review the path for the - Did you review the path for the
piping piping
- Check maximum horizontal - Check maximum horizontal
Horizontal Horizontal
piping piping
- Maximum vertical height - Maximum vertical height
Maximum Maximum
vertical vertical
height height
Pre-check checkpoint Pre-check checkpoint
ceiling? ceiling?
Is the ceiling sunken?
hole for interior finishing? hole for interior finishing?
of access hole installation? of access hole installation?
size of the duct type indoor unit size of the duct type indoor unit
in advance? in advance?
indoor unit sufficient? indoor unit sufficient?
within 3.5 m(11.5ft) from the within 3.5 m(11.5ft) from the
ground? ground?
vertical pipe? vertical pipe?
st st
piping length from the 1 piping length from the 1
branch. branch.
between indoor and outdoor between indoor and outdoor
unit is 50/40* below? unit is 50/40* below?
Maximum vertical height Maximum vertical height
between indoor units is 15m between indoor units is 15m
below? below?
Handling methods and Handling methods and
guideline guideline
- If the ceiling is made of plaster - If the ceiling is made of plaster
boards, secure an inspection hole. boards, secure an inspection hole.
- If the ceiling is made of ceiling tile, - If the ceiling is made of ceiling tile,
then no need to install an then no need to install an
inspection hole. inspection hole.
※ ※ Need space at least Need space at least
500mm(20inch) away from the 500mm(20inch) away from the
equipment to sunken part of. equipment to sunken part of.
※ ※ Access hole is necessary for Access hole is necessary for
Duct type indoor unit, ERV, MCU Duct type indoor unit, ERV, MCU
and distribution kit. and distribution kit.
- Check the inspection hole - Check the inspection hole
size for each product. size for each product.
※ ※
Conform to the installation guide Conform to the installation guide
of product slope and drain of product slope and drain
pump' pump's pumping s pumping limit. limit.
- Drain incline (1/100) - Drain incline (1/100)
- Drain pumping height should be - Drain pumping height should be
less than 750mm(30inch) from the less than 750mm(30inch) from the
bottom of the indoor unit. bottom of the indoor unit.
※ ※ If the ceiling height exceeds If the ceiling height exceeds
3.5m, then be sure to adopt High 3.5m, then be sure to adopt High
Ceiling Kit for 4way cassette Ceiling Kit for 4way cassette
※ ※
Not allowed to Not allowed to install it in the EPS install it in the EPS
room or high voltage room. room or high voltage room.
※ ※
Avoid to install the brazed joints Avoid to install the brazed joints
and branch pipe in the room. and branch pipe in the room.
* As an outdoor unit is located in a * As an outdoor unit is located in a
lower position than indoor unit, level lower position than indoor unit, level
difference is 40m. difference is 40m.
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Installation guide Installation guide
Picture Picture
Inefficient or poor sensible Inefficient or poor sensible
cooling/heating cooling/heating
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