Mitsubishi Electric SUZ-KA24NAHZ Service Manual page 80

Request content
Outdoor unit - Error postponement history 1 (latest)
100
101 Outdoor unit - Error postponement history 2 (previous)
Outdoor unit - Error postponement history 3 (last but one)
102
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)
Operation mode at time of error
107
108 Compressor-Operating current at time of error
109 Compressor-Accumulated operating time at time of error
110 Compressor-Number of operation times at time of error
Discharge temperature at time of error
111
112
Outdoor unit - Liquid pipe 1 temperature (TH3) at time of error
Outdoor unit - Liquid pipe 2 temperature at time of error
113
114 Outdoor unit-2-phase pipe temperature (TH6) at time of error
115
116 Outdoor unit-Outside air temperature (TH7) at time of error
Outdoor unit-Heat sink temperature (TH8) at time of error
117
Discharge super heat (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
LEV (A) opening at time of error
125
126 LEV (B) opening at time of error
127
128
129
Thermostat 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
to
146
147
148
149
OCH754A
Description
(Display range)
Displays postponement code. (" - - " is
displayed if no postponement code is present)
Displays postponement code. (" - - " is
displayed if no postponement code is present)
Displays postponement code. (" - - " is
displayed if no postponement code is present)
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 – 190
−38 – 190
−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
80
Unit Remarks
Code
Code
Code
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 2 or more indoor units (twin).
Average value of all indoor units is displayed if the air condi-
˚F
tioner consists of 2 or more indoor units (twin).
˚F