Dc Bus Voltage; Capacity Save; Error Postponement Code History Of Outdoor Unit - Mitsubishi Electric PUHZ-HRP71VHA Service Manual

SW2 setting

DC bus voltage

180~370
ON
1 2 3 4 5 6

Capacity save

0~255
When air conditioner is connected to
ON
M-NET and capacity save mode is
demanded, "0"~"100" is displayed.
1 2 3 4 5 6
When there is no setting
of capacity save "100" is
displayed.
Error postponement code history (2)
of outdoor unit
ON
1 2 3 4 5 6
Error postponement code history (3)
of outdoor unit
ON
1 2 3 4 5 6
Error code history (3) (Oldest)
Alternate display of abnormal unit
ON
number and code
1 2 3 4 5 6
Error thermistor display
ON
When there is no error thermistor,
"–" is displayed.
1 2 3 4 5 6
Operation frequency on error occurring
0~255
ON
1 2 3 4 5 6
Fan step on error occurring
ON
0~10
1 2 3 4 5 6
Outdoor pipe temperature (TH33)
ON
-39~88
1 2 3 4 5 6
OCH425F
Display detail
The black square (
Explanation for display
180~370
(When it is 100V or more, hundreds digit, tens
digit and ones digit are displayed by turns.)
0~255
(When the capacity is 100%, hundreds digit, tens
digit and ones digit are displayed by turns.)
(Example) When 100%;
0.5 secs.
Postponement code display
Blinking: During postponement
Lighting: Cancellation of postponement
"00" is displayed in case of no postponement.
Postponement code display
Blinking: During postponement
Lighting: Cancellation of postponement
"00" is displayed in case of no postponement.
When no error history, "0" and "– –" are displayed by
turns.
3: Outdoor pipe temperature /Liquid (TH3, TH32)
6: Outdoor pipe temperature /2-phase (TH6)
7: Outdoor outside temperature (TH7)
8: Outdoor heatsink (TH8)
0~255
(When it is 100Hz or more, hundreds digit, tens digit
and ones digit are displayed by turns.)
(Example) When 125Hz;
0.5 secs.
0~10
-39~88
(When the temperature is 0: or less, "–" and
temperature are displayed by turns.)
88
■
) indicates a switch position.
0.5secs. 2 secs.
1 00
0.5secs. 2 secs.
1 25
Unit
V
%
Code
display
Code
display
Code
display
Code
display
Hz
Step
: