Sleeve Work Work - Samsung MXJ-YA1509 Series Installation Manual

3. 3.
Guideline for each installatio Guideline for each installatio
1. Sleeve work 1. Sleeve work
1-1. Positioning of the pipe holes 1-1. Positioning of the pipe holes
1) The drilling holes for the drain piping should be positioned such 1) The drilling holes for the
gradient. (The gradient must be at gradient. (The gradient must be at least 1/100. The thickness of the insulation materials
be taken into consideration.) be taken into consideration.)
2) The diameter of the drilling holes for the refrigerant piping should incl 2) The diameter of the drilling
thickness of the insulation materials. thickness of the insulation materials.
3) Attention should be paid to the construction of the beam themselves since there are sometimes 3) Attention should be paid to the construction of the beam
parts of the beam which cannot be used to accommodate drilling holes. parts of the beam which cannot be
1-2. Selection of sleeve 1-2. Selection of sleeve
1) Sleeve work should be performed to make a space for passing pipe and wire 1) Sleeve work should be performed to make a
ground under construction ground under construction
2) Use of shielded transmission cable is recommended to avoid the problem of electrical noise 2) Use of shielded transmission cable is recommended to avoid the problem of electrical noise
3) Depending on the selected product or the installation environment, if the insulation material's 3) Depending on the selected product or the installation environment, if the insulation material's
thickness is subject to change, then additional calculations are necessary. thickness is subject to change, then additional calculations are necessary.
Sleeve diameter [mm] = (Liquid pipe diameter+ insulation material thickness x2) + (Gas pipe Sleeve diameter [mm] = (Liquid pipe diameter+ insulation material thickness x2) + (Gas pipe
diameter + insulation material thickness x2) +20 diameter + insulation material thickness x2) +20
4) 4) Maintain a minimum s Maintain a minimum separation of 10m
(To prevent dew forming) (To prevent dew forming)
drain piping should be positioned such that the pipes have a downward
least 1/100. The thickness of the insulation materials must also
holes for the refrigerant piping should include allowance for the
used to accommodate drilling holes.
space for passing pipe and wire through the wall or
eparation of 10mm between the m between the pipes to facilitate smo
that the pipes have a downward
ude allowance for the
themselves since there are sometimes
pipes to facilitate smooth air flows.
47 47
n process n process
Installation guide Installation guide
must also
through the wall or
oth air flows.