Page
34
of
59
SK2015
SWC
‐
V
‐
EC
‐
001
D.2.1.
LED
Indication
and
Error
Description
For
all
units
‐
Operation
LED
light
(Green)
Error
Description
Blink
Reason
Remedy
Electrical
heater
failure
Green
LED
blinks
1
times,
stops
for
3s
Only
for
unit
with
EH.
EH
safety
switch
is
open.
1.
Change
fan
speed
to
high.
2.
Replace
the
damaged
EH
safety
switch.
Indoor
coil
sensor
2
failure
Green
LED
blinks
2
times,
stops
for
3s
Ti2
sensor
unplugged
or
damaged.
1.
Check
if
Ti2
plug
is
connected
or
not.
2.
Check
if
sensor’s
resistance
is
correct
or
not.
Return
air
sensor
failure
Green
LED
blinks
3
times,
stops
for
3s
Room
sensor
unplugged
or
damaged.
1.
Check
if
Tr
plug
is
connected
or
not.
2.
Check
if
sensor’s
resistance
is
correct
or
not.
Indoor
coil
sensor
1
failure
Green
LED
blinks
4
times,
stops
for
3s
Ti1
sensor
unplugged
or
damaged.
1.
Check
if
Ti1
plug
is
connected
or
not.
2.
Check
if
sensor’s
resistance
is
correct
or
not.
Indoor
coil
low
temperature
protection
Green
LED
blinks
5
times,
stops
for
3s
Water
temperature
is
lower
than
3ºC.
Check
the
water
temperature.
Indoor
coil
over
heat
protection
Green
LED
blinks
6
times,
stops
for
3s
Water
temperature
is
higher
than
70ºC.
Check
the
water
temperature
EC
motor
failure
Green
LED
blinks
9
times,
stops
for
3s
No
EC
motor
feedback
1.
Check
DIPB
‐
SW5
and
SW6
setting.
2.
Check
the
EC
motor.
Summary of Contents for FDLA-09
Page 1: ...SK2018 GLOBAL FDLA V P AC 001 FDLA V P AC MOTOR...
Page 27: ...Page 26 of 51 SK2018 GLOBAL FDLA V P AC 001 Configuration Settings...
Page 53: ...FDHD V P AC MOTOR...
Page 69: ...B 1 4 4 Electrical connections T Configuration standard version...
Page 74: ...Wiring Diagram D 2 SK NCPDWH 001b S Configuration Full Control PCB...
Page 76: ...Configuration Settings D 3...
Page 111: ......
Page 112: ...SK2019 FCSD H V P ECM 001 FCSD H V P ECM MOTOR...
Page 190: ...SK2019 FCSD H V P ECM 001...
Page 191: ...Page 1 of 59 SK2015 FMCD V EC 001 FMCD ECM MOTOR...
Page 210: ...Page 20 of 59 SK2015 SWC V EC 001 D 1 3 Wiring Diagram SK NCSWC 001...
Page 233: ...Page 43 of 59 SK2015 SWC V EC 001 D 4 2 Wiring diagram SK NCSWC 002...
Page 248: ...Page 58 of 59 SK2015 SWC V EC 001 Troubleshooting Guide E 4...
Page 249: ...Page 59 of 59 SK2015 SWC V EC 001...
Page 250: ...FSTD C V P ECM MOTOR...
Page 256: ...Page 7 of 73 SK2015 FSTDC V P ECM 001 A 2 Unit Appearance FSTDC VAR FSTDC HAR FSTD...