55
DC bus voltage
180 to 370
180 to 370
(When it is 100 V or more, hundreds digit, tens
digit and ones digit are displayed by turns.)
V
1
ON
2 3 4 5 6
SW2 setting
Display detail
Explanation for display
Unit
Code
display
Error postponement code history (2)
of outdoor unit
Postponement code display
Blinking: During postponement
Lighting: Cancellation of postponement
“00” is displayed in case of no postponement.
Code
display
Error postponement code history (3)
of outdoor unit
Postponement code display
Blinking: During postponement
Lighting: Cancellation of postponement
“00” is displayed in case of no postponement.
Code
display
Error history (3) (Oldest)
Alternate display of abnormal unit
number and code
When no error history, “0” and “– –“ are displayed by
turns.
3: Liquid pipe temperature (TH3)
4: Discharge pipe temperature (TH4)
6: 2-phase pipe temperature (TH6)
7: Ambient temperature (TH7)
8: Heat sink temperature (TH8)
32: Suction pipe temperature (TH32) (PUHZ-SHW only)
33: Comp. surface temperature (TH33)
1
ON
2 3 4 5 6
1
ON
2 3 4 5 6
1
ON
2 3 4 5 6
1
ON
2 3 4 5 6
Error thermistor display
When there is no error thermistor,
“–“ is displayed.
Code
display
Operation frequency on error occurring
0 to 255
0 to 255
(When it is 100 Hz or more, hundreds digit, tens digit
and ones digit are displayed by turns.)
(Example) When 125 Hz;
0.5 s 0.5 s 2 s
1
ON
2 3 4 5 6
Hz
Fan step on error occurring
0 to 10
0 to 10
1
ON
2 3 4 5 6
Step
25
1
The black square (
■
) indicates a switch position.
OCH651
