Mitsubishi Electric PRH-P8MYA Technical & Service Manual page 51

SW2 setting Display contents
Newest check code
Newest outdoor unit
1 2 3 4 5 6
abnormality
ON
Check display
OFF
Operation mode when
abnormality occurred
1 2 3 4 5 6
ON
OFF
Liquid temperature
(TH1) when abnor-
1 2 3 4 5 6
mality occurred
ON
– 39 - 88
OFF
COMP discharge
temperature (TH2)
when abnormality
1 2 3 4 5 6
occurred
ON
0 - 216
OFF
Check code history (1)
(newest)
Abnormal unit No. and
1 2 3 4 5 6
ON
check code inverted
OFF
display
Check code history (2)
(One before newest)
Abnormal unit No. and
1 2 3 4 5 6
check code inverted
ON
OFF
display
Current thermostat
ON time
1 2 3 4 5 6
0 - 999
ON
OFF
Number of indoor
units connected
1 2 3 4 5 6
0 - 4
ON
OFF
Description of display
When no check mode,"00"
<Example> When piping thermistor abnormal U4
Operation mode when abnormally stopped
<Example> Comp. only ON at cooling operation C4
–39 - 88
(When 0 °C or lower, "–" and temperature are displayed
alternately.)
<Example> When –15,
every other second
←→ 15
–
0 - 216
(When 100 or higher, 100s digit and 10s and units digits
are displayed alternately.)
<Example> When 130,
every other second
←→ 30
1
When no abnormality history
"0", "←→", "–"
When no abnormality history
"0", "←→", "–"
0 - 999
(When 100 or higher, 100s digit and 10s and units digits
are displayed alternately.)
<Example> When 245,
every other second
←→ 45
2
0 - 4
- 48 -
Unit
Code display
Code display
°C
°C
Code display
Code display
Minutes
Units