Mitsubishi Electric PUHZ-W90VHA Service Manual page 32

Air to water heat pump
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SW2 setting
Pipe temperature / Liquid(TH3) when
error occured.
ON
– 40~90
1
2 3 4 5 6
Discharge temperature (TH4) when
error occured.
ON
3~217
1
2 3 4 5 6
Compressor current when error occred.
0~50
ON
1
2 3 4 5 6
Error code history (1) (latest)
Alternate display of faulty unit
number and error code
ON
1
2 3 4 5 6
Error code history (2)
Alternate display of faulty unit
ON
number and error code
1
2 3 4 5 6
Compressor operation duration
0~999
ON
1
2 3 4 5 6
LEV-B opening when error occured.
ON
1
2 3 4 5 6
Capacity settings
ON
1
2 3 4 5 6
Display detail
Explanation for display
– 40~90
(When the coil thermistor detects 0
and temperature are displayed by turns.)
(Example) When –15 ;
0.5 secs.
3~217
(When the temperature is 100
hundreds digit, tens digit and ones digit are
displayed by turns.)
(Example) When 130 ;
0.5 secs.
0~50
When no error history,
" 0 " and "– –" are displayed by turns.
When no error history,
" 0 " and "– –" are displayed by turns.
0~999
(When it is 100 minutes or more, the hundreds digit,
tens digit and ones digit are displayed by turns.)
(Example) When 245 minutes;
0.5 secs.
0~500
(When it is 100 pulse or more, hundreds digit, tens
digit and ones digit are displayed by turns.
(Example) When 150 pulse;
0.5 secs.
Shown as the outdoor capacity code.
Model
Code
14
PUHZ-W90VHA
32
or below, "–"
0.5secs.
2 secs.
15
or more, the
0.5secs.
2 secs.
1
30
0.5secs.
2 secs.
2
45
0.5secs.
2 secs.
1
50
Unit
A
Code
display
Code
display
Minute
Pulse
Code
display

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