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IV-4
SM831148
4. Service procedures
(2) LED Indicator Messages on Outdoor Control PCB
Power ON sequence
1. No communication from indoor units in system
2. Communication received from 1 or more indoor units in system
3. Regular communication OK (Capacity and unit quantity match)
If it is not possible to
advance to 3, repeats 1
→
2.
At 3, changes to normal
control.
P03
Normal operation
Automatic address setting in progress
Automatic address setting alarm (E15)
Automatic address setting alarm (E20)
Automatic address setting alarm (Other than E15 and E20)
EEPROM error (F31)
Blinking alternately
Blinking simultaneously
Blinking simultaneously
Blinking simultaneously
Alarm
LED 1 blinks M times, then LED 2 blinks N times.
The cycle then repeats.
M = 2: P alarm
6: L alarm
N = Alarm No.
* Refer to
“
1. Examples of alarm display
”
below.
3: H alarm 4: E alarm 5: F alarm
Alternate blinking during alarms
Insufficient gas indicator
Refrigerant recovery mode
Automatic address setting
Displayed during automatic
address setting 1 and initial
communication. After these are
completed, alarm F31 is displayed.
Pre-trip (P20)
Pre-trip (insufficient gas)
Pre-trip (other)
(0.25/0.75)
(0.75/0.25)
(0.25/0.75)
(0.75/0.25)
(0.25/0.75)
(0.75/0.25)
ON
:
:
:
LED 1
LED 2
Remarks
OFF
Blinking (0.25/0.75)
indicates that the lamp illuminates for 0.25 seconds, and then is OFF for 0.75 seconds.
Unless otherwise indicated, the blinking is (0.5/0.5).
Note:
This table shows example alarms. Other alarms
may also be displayed.
P03
P04
P05
P31
H01
•
E04
•
F07
•
L13
•
( Blinks 2 times )
(
"
)
(
"
)
(
"
)
(Blinks 3 times)
•
(Blinks 4 times)
•
(Blinks 5 times)
•
(Blinks 6 times)
•
(Blinks 3 times)
(Blinks 4 times)
(Blinks 5 times)
(Blinks 31 times)
(Blinks 1 times)
(Blinks 4 times)
(Blinks 7 times)
(Blinks 13 times)
Alarm / Display
LED 1
Alternately
→
→
LED 2
(3) Examples of alarm display (other than E15, E16, and E20)
Summary of Contents for 000 BTU Ductless Single Zone Mini-Split Wall-Mounted Heat Pump
Page 2: ......
Page 77: ...1 2 3 4 5 6 I 73 SM831148 1 Specifications 1 4 Dimensional Data B Outdoor Unit CH4272R C4272R ...
Page 118: ......
Page 128: ...1 2 3 4 5 6 III 10 SM831148 3 Electrical data Wall Mounted Type KH2672R ...
Page 129: ...III 11 SM831148 3 Electrical data 1 2 3 4 5 6 Wall Mounted Type KH2672R Schematic Diagram ...
Page 133: ...III 15 SM831148 3 Electrical data 1 2 3 4 5 6 Wall Mounted Type KHH2672R Schematic Diagram ...
Page 135: ...III 17 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units CH2672R Schematic Diagram ...
Page 137: ...III 19 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units C2672R Schematic Diagram ...
Page 143: ...III 25 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units CH4272R Schematic Diagram ...
Page 145: ...III 27 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units C4272R Schematic Diagram ...
Page 146: ......