Installation & Operation Manual -
VFH-B 30/36/42 Series
1
4
Inverterflex Series
Inverterflex Series
A-VFH
42P
B-1
Fig 12
4.4.2
Grounding
Requirements
(1)
Th
is
air conditioner is classified into the Class I applia nces
. I
ts
grounding
must be reliable.
(2)
The yellow-green line of the air conditioner is the
ground
line and can not be used for
any
other purpose, cut off
or
attached by
tapping screw; otherwise it will cause hazard of electric shock.
(3)
(3) A ground terminal should be provided and the ground wire can not be connected to any of the following places.
1.
Running water pipe
2.
Sewage pipe
3.
Gas pipe
4.
Other places where the professional personnel think
unreliable.
1)
Mi-wiring
will result in malfunction. After the electrical wiring work, ensure the wire
between the connection and the fixed p
oint
has a
small amount of slack
.
2)
Please follow all piping and wiring instructions
.
3) The electric installation should be carried out by the technician as instructed by the local laws, regulations and
also this manual.
4) The installation location should be dry, and
not
expose
d
to
direct sunlight or strong
winds
.
5)
I
nstall a breaker in the circuit that can shut off the main power supply of the system
,
coupled with current
leakage
protecti
on
.
4.4.4 Wiring of the Power Cord
If the supply cord is damaged, it must be replaced by the manufacturer
or its service agent or a similarly qualified person in order to avoid a hazard.
(1). Open the side plate.
(2). Connect the power cord to the terminals
“
L1
”
,
“
L2
”
and also the
ground
screw, and then connect the
wiring terminals
“
N(1),2,3
of the indoor unit to those of the outdoor unit correspondingly. Please use the green bonding
screw to connect the
grounding
wire
. The location is sho
wn
i
n
figure 13.
(3). Fix the power cord with wire clips.
(4).
Feed
the power cord through the rubber ring.
Tighten the green
bonding screw here
Figure 13
