Mitsubishi PUHZ-SHW80YAA Service Manual page 56

Air to water heat pumps units
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103
Error history 1 (latest)
104
Error history 2 (second to last)
105
Error history 3 (third to last)
Abnormal thermistor display
106
(TH3/TH6/TH7/TH8)
107
Operation mode at time of error
108
Compressor-Operating current at time of error
109
Compressor-Accumulated operating time at time of error
Compressor-Number of operation times at time of error
110
111
Discharge temperature at time of error
112
Outdoor unit -Liquid pipe 1 temperature (TH3) at time of error
113
114
Outdoor unit-2-phase pipe temperature (TH6) at time of error
115
Outdoor unit-Outside air temperature (TH7) at time of error
116
Outdoor unit-Heat sink temperature (TH8) at time of error
117
Discharge superheat (SHd) at time of error
118
119
Sub-cool (SC) at time of error
120
Compressor-Operating frequency at time of error
Outdoor unit at time of error
121
Fan output step
Outdoor unit at time of error
122
Fan 1 speed (Only for air conditioners with DC fan)
Outdoor unit at time of error
123
Fan 2 speed (Only for air conditioners with DC fan)
124
125
LEV (A) opening at time of error
126
LEV (B) opening at time of error
127
128
129
Condensing temperature (T
130
Thermostat ON time until operation stops due to error
OCH651
Displays error history. (" --" is displayed if no history is present.)
Displays error history. (" --" is displayed if no history is present.)
Displays error history. (" --" is displayed if no history is present.)
3
: TH3
6 : TH6
7 : TH7
8 : TH8
0 : No thermistor error
Displayed in the same way as request code "0 ".
0–50
0–9999
0–9999
3–217
40–90
39–88
39–88
40–200
0–255
0–130
0–255
0–10
0–9999
0–9999
0–500
0–500
39–88
) at the time of error
63HS
0–999
Description
Unit
(Display range)
Code
Code
Code
Sensor
number
10 hours
100 times
:
:
:
:
:
:
:
Hz
Step
rpm
rpm
Pulses
Pulses
:
Minutes
Remarks
A
"0" is displayed if the air conditioner is a single-
fan type.

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