Mitsubishi Electric PUZ-A12NKA7 Service Manual page 98

Request content
Error history 1 (latest)
103
Error history 2 (second to last)
104
105 Error history 3 (third to last)
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
Outdoor unit - Liquid pipe 2 temperature at time of error
113
Outdoor unit-2-phase pipe temperature (TH6) at time of error
114
115
116 Outdoor unit-Outside air temperature (TH7) at time of error
117 Outdoor unit-Heatsink temperature (TH8) at time of error
Discharge super heat (SHd) at time of error
118
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
LEV (A) opening at time of error
125
LEV (B) opening at time of error
126
127
128
129
Thermo ON time until operation stops due to error
130
131
Indoor - Liquid pipe temperature at time of error
132
Indoor-Cond./Eva. pipe temperature at time of error
133
Indoor at time of error
134
• Intake air temperature <Thermostat judge temperature>
135
136
137
138
139
140
~
146
147
148
149
Indoor-Actual intake air temperature
150
151 Indoor - Liquid pipe temperature
152 Indoor-Cond./Eva. pipe temperature
OCH636A
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
37–327
−40–194
−40–194
−38–194
−38–194
−40–327
0–327
0–234
0–255
0–10
0–9999
0–9999
0–500
0–500
0–999
−38–190
−38–190
−38–190
−38–190
−38–190
−38–190
98
Unit Remarks
Code
Code
Code
Sensor
number
–
A
10 hours
100 times
°F
°F
°F
°F
°F
°F
°F
°F
Hz
Step
rpm
"0" is displayed if the air conditioner is a single-
rpm
fan type.
Pulses
Pulses
Minutes
Average value of all indoor units is displayed if the air condi-
°F
tioner consists of two or more indoor units (twin, triple, quad).
Average value of all indoor units is displayed if the air condi-
°F
tioner consists of two or more indoor units (twin, triple, quad).
°F
°F
°F
°F