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9 Technical data
9
Technical data
A subset of the latest technical data is available on the regional Daikin website (publicly accessible). The full set of latest technical data is
available on the Daikin extranet (authentication required).
9.1
Service space: Outdoor unit
When mounting units side by side, the piping route must be to the front, to the back or downwards. In this case the piping route to the side is
not possible.
When mounting the units side by side and routing the piping to the back, you must keep a distance of ≥250 mm between the units (instead of
≥100 mm as shown on the figures below).
Single unit (
) | Single row of units (
See figure 1 on the inside of the front cover.
A,B,C,D
Obstacles (walls/baffle plates)
E
Obstacle (roof)
a,b,c,d,e
Minimum service space between the unit and obstacles A, B, C, D and E
e
Maximum distance between the unit and the edge of obstacle E, in the direction of obstacle B
B
e
Maximum distance between the unit and the edge of obstacle E, in the direction of obstacle D
D
H
Height of the unit
U
H
,H
Height of obstacles B and D
B
D
1
Seal the bottom of the installation frame to prevent discharged air from flowing back to the suction side through the bottom of the unit.
2
Maximum two units can be installed.
Not allowed
Multiple rows of units (
See figure 2 on the inside of the front cover.
Stacked units (max. 2 levels) (
See figure 3 on the inside of the front cover.
A1=>A2
(A1) If there is danger of drainage dripping and freezing between the upper and lower units...
(A2) Then install a roof between the upper and lower units. Install the upper unit high enough above the lower unit to prevent ice buildup at the
upper unit's bottom plate.
B1=>B2
(B1) If there is no danger of drainage dripping and freezing between the upper and lower units...
(B2) Then it is not required to install a roof, but seal the gap between the upper and lower units to prevent discharged air from flowing back to the
suction side through the bottom of the unit.
9.2
Piping diagram: Outdoor unit
m
R4T
R6T
Y1E
d
f
R3T
c
b
d
a
S1NPL
a
Stop valve (gas)
b
Stop valve (liquid)
c
Filter
d
Service port
e
Check valve
Installation and operation manual
26
)
)
)
k
c
h
R1T
R5T
n
c
g
j
e
M
l
f
S1NPH
i
S1PH
R2T
M1C
f
Maintenance stop valve
g
Liquid receiver
h
Heat exchanger
i
Oil separator
j
Distributor
LRMEQ3+4BY1
Air-cooled refrigeration condensing unit
4P495373-1 – 2017.07
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Troubleshooting
