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Settings of PCB Display of the Outdoor unit
◆ Key Options of PCB Display
- K1 : pipe checking operation button
- K3 : Reset button
Key
K1
Push
Pipe Checking
1
Operation
(Display:
2
-
3
-
4
-
❋ Heat and Cool Mode Try run functions are just For Service
Technician.
❋ If you set with the Heat Mode Try run, It will not operate and just
becomes on the display. Because Outdoor Unit is Cooling model
only.
❋ Less than 10 degree, do not operate the refrigerant charging
mode.
◆ K4 View mode Display changes
Push
Display Explanation
Present Compressor
0
Frequency
1
Target Compressor Frequency
2
EEV0 current step
3
EEV1 current step
4
EEV2 current step
5
EEV3 current step
6
EEV4 current step
7
Fan RPM
※ The EEV 4 of AJ038RCJ4EC is always displayed as blank.
- K2 : Function button
- K4 : View mode change button
K2
Heat Mode Try run
(Display:
)
)
Refrigerant Charging
(Display:
)
Reset
Cool Mode Try run
(Display:
)
Pump down
(Display:
)
Push
Display Explanation
8
Discharge temperature
9
OLP temperature
10
Condenser temperature
11
Outdoor temperature
12
Running current
13
Target Discharge temperature
Total capacity of the indoor
14
units
Safety Control (just For Service
15
Technician)
K3
K4
View
mode
change
Display 2
Display 1
K1, K2, K3, K4
21
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