-
116
-
'17 • SRK-T-206
Color
RD
Mark
Orange
OR
Yellow
／
Green
Y
／
G
Black
BK
Yellow
Y
White
WH
Red
（
BK
）
C-2
G1
（
RD
）
（
Y
／
G
）
S.IN
（
WH
）
R.IN
（
BK
）
（
WH
）
（
RD
）
PWB ASSY
250V 20A
F2
F3 250V 1A
F4
250V 10A
F1
250V 2A
CIRCUIT
PAM
SWITCHING POWER
CIRCUIT
N
P
W
V
U
TRANSISTOR
POWER
W
V
U
FILTER
NOISE
CN20S
CNTH
CNEEV
CNFAN
M
M
3
～
250V 15A
T1
T2
（
OR
）
（
Y
）
M
t
゜
20S
TH1
TH2
TH3
EEV
FMo
CM
t
゜
t
゜
t
゜
L
◆
Inspection of resistance value of sensor
Re
m
ov
e
th
e
co
nn
ec
to
r a
nd
c
he
ck
th
e
re
sis
ta
nc
e
va
lu
e.
Se
e
th
e
se
ct
io
n
of
se
ns
or
c
ha
ra
ct
er
ist
ic
s o
n
pa
ge
1
07
.
◆
Inspection power transistor
Re
m
ov
e
th
e
fa
ste
n
te
rm
in
al
a
nd
te
st
ou
tp
ut
v
ol
ta
ge
◆
Inspection of electronic expansion valve
See page 1
18.
◆
Inspection of outdoor fan motor
See page 1
18.
◆
Check point of outdoor unit
CAUTION
- HIGH VOLTAGE
High
voltage
is
produced
in
the
control
box.
Don't
touch
electrical
parts
in
the
control
box
for
5
minutes
after
the
unit
is
stopped.
Color symbol
Outdoor unit
◆
Power source and serial signal inspection
1
to
2
:AC
220/230/240V
2 to
3 : Normal if the voltage oscillates between DC 0 and approx. 20V
（
Y
／
G
）
L
N
1
3
2
TB
Power source 1 Phase
AC
220
ｰ
240V 50Hz
AC220V 60Hz
(12) Outdoor unit inspection points
Models SRK20, 25, 35, 45ZSPR-S
17-SRK-T206_093-131.indd 116
2017/01/12 11:33:46
