Mitsubishi Electric PUHZ-W50VHA Technical Manual page 84

Request content
103 Error history 1 (latest)
104 Error history 2 (second to last)
Error history 3 (third to last)
105
Abnormal thermistor display
106
(TH3/TH6/TH7/TH8)
107 Operation mode at time of error
Compressor-Operating current at time of error
108
Compressor-Accumulated operating time at time of error
109
110 Compressor-Number of operation times at time of error
111 Discharge temperature at time of error
112
Outdoor unit - Liquid pipe 1 temperature (TH3) at time of error
113 Outdoor unit - Liquid pipe 2 temperature at time of error
114 Outdoor unit-2-phase pipe temperature (TH6) at time of error
115
Outdoor unit-Outside air temperature (TH7) at time of error
116
117 Outdoor unit-Heatsink temperature (TH8) at time of error
118 Discharge superheat (SHd) at time of error
Sub-cool (SC) at time of error
119
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
LEV (B) opening at time of error
126
127
128
129
Thermostat ON time until operation stops due to error
130
131
132 FTC-Liquid pipe temperature at time of error
133
FTC at time of error
134
• Actual flow water temperature <Thermostat judge temperature>
135
136
137
138
139
140
~
146
147
148
149
150 FTC-Actual flow water temperature
FTC-Liquid pipe temperature
151
152
~
767
Description
(Display range)
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
-40 – 90
-39 – 88
-39 – 88
-40 – 200
0 – 255
0 – 130
0 – 255
0 – 10
0 – 9999
0 – 9999
0 – 500
0 – 500
0 – 999
-39 – 88
-39 – 88
-39 – 88
-39 – 88
84
Unit Remarks
Code
Code
Code
Sensor
number
–
A
10 hours
100 times
˚C
˚C
˚C
˚C
˚C
˚C
˚C
˚C
Hz
Step
rpm
"0" is displayed if the air conditioner is a single-
rpm
fan type.
Pulses
Pulses
Minutes
˚C
˚C
˚C
˚C