http://www.hicoolopticlimate.com/
11
Single speed fan
selection
(b4)
0(0-1)
Single speed
Three-speed
Keep the state of
power off
(working state)
(b6)
1(0-1)
Keep the original
power on or off
state after the
controller is
powered on.
The controller is
powered off after
being powered on.
Combined
timing/cycle
timing selection
(b7)
0
1: Cycle timing
(cycle every 24
hours)
0: Combination
timing (valid once in
24 hours)
Set the lower
temperature limit
(b8)
18(0-25)
Set the upper
temperature limit
(b9)
32(20-40)
When [b2] = 0, the function of water is shielded.
4
System fault protection and code
The controller automatically judges various faults that occur in the system during operation,
and according to the types of these faults, performs corresponding protection processing and
displays the corresponding fault code. The fault code displays EE:XX at the position of the clock
(88:88).
EE
:
XX
Fault
Fault code
Cause of faults
Fault
code
Entry condition
Protective
measures
Recovery condition
External water flow
switch disconnected
EE
：
01
The water flow switch is
continuously disconnected [d2]
seconds
Stop unit
After repair
Condensate drain
failure
EE
：
02
The condensate water level
switch is continuously
disconnected for 10 minutes.
Stop unit
After repair
1# compressor lack of
fluoride fault
EE
：
03
Stop unit
After repair
Indoor temperature
sensor is damaged
EE
：
11
Sensor short circuit or open
circuit
Stop unit
After repair or
replacement of the sensor
Indoor 1# coil
temperature sensor is
damaged
EE
：
12
Sensor short circuit or open
circuit
Stop unit
After repair or
replacement of the sensor
