Mitsubishi Electric City Multi PFD-P250·500VM-E Installation Manual page 3

6
[Fig. 6.1.1]
A Piping on site
Expand the end of the
pipe and braze it to the
connecting pipe
(non-oxidizing brazing).
6
7
[Fig. 7.2.1]
<A> Model 250
B Terminal block for A Terminal block for
outdoor transmission
cable
M1M2 A1 B1
TB3 TB5
[Fig. 7.2.2]
<A> Model 250
S
B1
A1
B
Upper level
(TB5)
C Lower level
(TB15)
1
ø9.52
(ø15.88)
ø22.2
(ø28.58) OD
B Piping on site
Expand the end of the pipe
ø22.2
and braze it to the connecting
(ø28.58)
pipe (non-oxidizing brazing).
[Fig. 6.2.1]
100mm
or more
G Drain piping on site
indoor transmission
cable
S 1 2
TB15
C MA Remote
controller
2
A Non-polarized
DC10~13V
D MA Remote Controller
A B
1 2
6.1
[Fig. 6.1.2]
A Pipe cover
B Pipe
mounting
plate
C Refrigerant
piping (gas)
D Refrigerant
piping (liquid)
6.2
A Drain pan
B Drain hose
F Trap (on-site
piping work)
D Main drain piping
100mm
or more
E Emergency drain piping
(for humid filter) on site
7.2
<B> Model 500
B Terminal block for
outdoor transmission
cable
M1M2
TB3
M1M2
TB3
<B> Model 500
B
Upper level
(TB5-1)
C Lower level
(TB15)
When the unit is connected to a 2-refrigerant circuit,
cut off these pipes approximately 20 mm above
the point where expanded pipes are connected.
<Preparation of the pipes in a 2-refrigerant-circuit>
• Remove the pipe mounting plate.
• Peel off the pipe cover.
• Cut off both pipes at the specified location.
C As seen from
front of unit
on site
A Terminal block for
indoor transmission
cable
A1 B1 S 1 2
TB5-1 TB15
A2 B2 S
TB5-2
C MA Remote
controller
S
B2
(TB5-2)
A2
S
B1
A1
2
A Non-polarized
1
DC10~13V
D MA Remote Controller
A B
1 2
3