ELECTRICAL WORK
7. Reinstall the electrical box cover, keep the
white band just under the groove as shown in
Fig. 26a and curve the cable into the groove.
Make sure the cable connected with LED
display window is fixed by the electrical box
cover after installation, Fig.26b.
Connect the cable to the outdoor unit
1. Remove the electrical control board cover
from the outdoor unit by loosening the screw
as shown in Fig.28.
2. Connect the cables to the
terminals as
identified with their respective locations,
see figure 27.
3. Secure the cable onto the control board with
the cord clamp.
4. To prevent the ingress of water, form a loop
of the connective cable as illustrated in the
installation diagram of indoor and outdoor
units.
5. Insulate unused cords (conductors) with
PVC-tape, so they do not touch any electrical
or metal parts.
Groove
Cable connected
Band
with LED display
window
Fig.26a
Fig.26b
Circuit Breaker
Terminals on the
outdoor unit
OFF
OFF
L1 L2 S L1 L2
Y/G
To solar panel
L1
L2
To power supply
S L1 L2
Y/G
Terminals on the
indoor unit
Fig.27
Cover
Screw
Fig.28
11