Trane MWW509IB Installation Manual page 9

5. For heat pump unit, connect the
control cable to the indoor unit
through the intertaces (see figure
5).
6. Reassemble the wiring access
panel.
7. Recover the front panel.
Control cord
(4 X 0.75)
Wiring
interface
Wire clamp
Figure 5
MCW - SVN13A - E4
Installation for
CAUTION!
All the electrical work must be
done by qualified personnel ac-
cording to the local rules and this
manual.
The rated voltage and the exclusive
circuit must be used.
Leakage circuit - breaker must be
installed.
Please use specified fuse.
The diameter of power cord should
be large enough. Use the exclusive
wire to replace the damaged wire.
Wiring work should conform to
national standard.
Install the indoor unit
1. The piping routing of the indoor
unitsee Figure 6 (a) (b), when
routing the piping and wiring
from the left or right side of the
indoor unit, cut off the tailings
from the chassis in necessary
(shown in Figure 7)
Cut off the tailings 1 when
1
routing the wiring only.
Cut off the tailings 1 and
2
tailings 2 when routing both the
wiring and piping.
2. Wrap the piping and wiring,
and pull them through the cut-
off tailings hole.
(shown in Figure 8)
1 Right connection
tube
( a )
MWW509IB/TWK509JB
MWW512IB/TWK512JB
Drain hose
Wrapping
tape
2
Right back
connection tube
Figure 6
Tailings 3
Tailings 2
Tailings 1
Figure 7
Power suppply
cables
Control
cables
Connection
tubes
Figure 8
Left connection
tube
3
Left back
connection tube
( b )
9