Mitsubishi Electric PUHZ-FRP71VHA2 Service Manual page 65

SW2 setting
Error history (2)
Alternate display of error unit num-
ON
ber and code
1 2 3 4 5 6
Error history (3) (Oldest)
Alternate display of abnormal unit
ON
number and code.
1 2 3 4 5 6
Indoor room temperature (TH1) on
ON error occurring
8–39
1 2 3 4 5 6
Indoor pipe temperature/Liquid
(TH2) on error occurring
−39–88
ON
1 2 3 4 5 6
Indoor pipe temperature / Cond./
Eva. (TH5) on error occurring
−39–88
ON
1 2 3 4 5 6
Pipe temperature/Outdoor pipe
(TH3) on error
occurring
ON
−40–90
1 2 3 4 5 6
An error has occurred on the dis-
charge temperature (TH4) or the
comp. surface temperature (TH33),
ON
whichever is higher.
3–186
1 2 3 4 5 6
Outdoor temperature (TH7) on
error occurring
−39–88
ON
1 2 3 4 5 6
OCH665B
Display detail
When no error history,
" 0 " and "– –" are displayed by turns.
When no error history, "0" and "– –" are displayed by
turns.
8–39
−39–88
(When the temperature is 0°C or less, "–" and
temperature are displayed by turns.)
(Example) When –15°C;
−39–88
(When the temperature is 0°C or less, "–" and
temperature are displayed by turns.)
(Example) When –15°C;
−40–90
(When the coil thermistor detects 0°C or below, "–"
and temperature are displayed by turns.)
(Example) When −15°C;
3–186
(When the temperature is 100°C or more, the
hundreds digit, tens digit and ones digit are
displayed by turns.)
(Example) When 130°C;
−39–88
(When the temperature is 0°C or less, "–" and
temperature are displayed by turns.)
(Example) When –15°C;
The black square ( ) indicates a switch position.
Explanation for display
0.5 s
0.5 s
0.5 s
0.5 s
0.5 s
65
0.5 s 2 s
15
0.5 s 2 s
15
0.5 s 2 s
15
0.5 s 2 s
1 30
0.5 s 2 s
15
Unit
Code
display
Code
display
°C
°C
°C
°C
°C
°C