REMKO ML 263 DC - Manual (Page 26)

5.6 Oil return measures
If the outdoor unit is installed at a higher level than
the indoor unit, suitable oil return measures must
be taken. Usually, an oil pump bend is installed for
every 2.5 metres of height difference.
2
1
A
B
3
Fig. 30: Oil return measures
A: Outdoor unit
B: Indoor unit
1: One oil pump bend in suction pipe to outdoor
unit every 2.5 metres of height difference
2: Radius: 50mm
3: Max. 10m
5.7 Connection variants for the
indoor unit
The following connection variants can be used for
the refrigerant, condensate and control lines.
A
D
C
B
Fig. 31: Connection variants
A: Outlet on the wall, right
B: Outlet through the wall, right
C: Outlet through the wall, left
D: Outlet on the wall, left
5.8 Wall bracket for the indoor unit
A B
C D
E F
G H I J
Fig. 32: Mounting points for the wall bracket ML 263 DC IT-523 DC IT (front view, all dimensions in mm)
Unit type / dimensions A B C D E F G H I J
ML 263 DC IT-353 DC IT 400 400 245 195 50 50 60 339 306 95
ML 523 DC IT 470 470 320 265 70 70 55 415 365 105
All dimensions in mm. In each case the diameter of the pipe break-through is Ø 65 mm
The wall bracket for the units must be attached with suitable screws and anchors.
REMKO ML...DC
26