136
ENGLISH
Hint
Error
Code
Indoor Device
ERV or ERV DX
AWHP(Hydro kit)
AHU
7
Atypical operation
Atypical operation
Atypical operation
ೳ
8
ೳ
ೳ
Hot water
thermometer
malfunction
Operate smoke
control through
smoke detection.
9
EEPROM ERROR
(indoor unit)
EEPROM ERROR
(indoor unit)
EEPROM ERROR
(indoor unit)
ೳ
10
Indoor fan LOCK
(operation error)
Indoor fan Lock
(operation error)
ೳ
ೳ
11
ೳ
ೳ
HHU/boiler
communication error
(HHU)
ೳ
12
Indoor mid-pipe sensor
error
ೳ
Boiler error (HHU)
ೳ
13
Heater terminal
block sensor
(A-PAC)
ೳ
Solar heat
temperature sensor
error
Temperature
(ERV, air supply,
external air,
Mix) is outside
acceptable range.
14
ೳ
ೳ
Indoor unit flow
switch operation
error
Humidity (ERV, air
supply, external
air) is outside
acceptable range
15
O-ROTOR
(BLDC FAN driver)
communication error
ೳ
Water pipe
overheating
CO
Ǿ
value is
within acceptable
range
16
ೳ
ೳ
Simultaneous
AWHP temperature
sensor error
Pressure
(pressure change,
static pressure)
is outside
acceptable range
17
ೳ
ERV DX air out
sensor
Inlet water
temperature sensor
error
Speed (ERV
and air supply
flow) is outside
acceptable range.
18
ೳ
ERV DX air return
sensor
Outlet water
temperature sensor
error
ೳ
19
ೳ
ERV DX Main
PCB
ȣ
Sub PCB
communication error
Elec/Heater outlet
water temperature
sensor error
ೳ
Summary of Contents for AC Smart Premium PQCSW421E0A
Page 2: ......
Page 6: ...ENGLISH MEMO ...
Page 8: ...ENGLISH MEMO ...
Page 16: ...ENGLISH MEMO ...
Page 30: ...ENGLISH MEMO ...
Page 142: ...ENGLISH MEMO ...
Page 152: ......