Chapter 7 Troubleshooting Using Error Codes - Mitsubishi Electric R410A Service Handbook

Chapter 7 Troubleshooting Using Error Codes
7-1 Error Code and Preliminary Error Code Lists ................................................................................ 151
7-1-1 Inverter Protection Level Table ........................................................................................................... 155
7-2 Error Code Definitions and Solutions: Codes [0 - 999] ................................................................. 156
7-2-1 Error Code [0403] ............................................................................................................................... 156
7-2-2 Error Code [0404] ............................................................................................................................... 157
7-3 Error Code Definitions and Solutions: Codes [1000 - 1999] ......................................................... 158
7-3-1 Error Code [1102] ............................................................................................................................... 158
7-3-2 Error Code [1301] ............................................................................................................................... 159
7-3-3 Error Code [1302] (during operation) .................................................................................................. 160
7-3-4 Error Code [1302] (at startup) ............................................................................................................. 161
7-3-5 Error Code [1500] ............................................................................................................................... 161
7-4 Error Code Definitions and Solutions: Codes [2000 - 2999] ......................................................... 162
7-4-1 Error Code [2500] (Models with a drain sensor) ................................................................................. 162
7-4-2 Error Code [2500] (Models with a float switch) ................................................................................... 163
7-4-3 Error Code [2502] (Models with a drain sensor) ................................................................................. 164
7-4-4 Error Code [2502] (Models with a float switch) ................................................................................... 165
7-4-5 Error Code [2503] ............................................................................................................................... 166
7-4-6 Error Code [2600] ............................................................................................................................... 167
7-4-7 Error Code [2601] ............................................................................................................................... 167
7-5 Error Code Definitions and Solutions: Codes [4000 - 4999] ......................................................... 168
7-5-1 Error Code [4102] (TLMU) .................................................................................................................. 168
7-5-2 Error Code [4102] (YLMU) .................................................................................................................. 169
7-5-3 Error Code [4106] ............................................................................................................................... 170
7-5-4 Error Code [4109] ............................................................................................................................... 170
7-5-5 Error Code [4115] (TLMU) .................................................................................................................. 171
7-5-6 Error Code [4115] (YLMU) .................................................................................................................. 171
7-5-7 Error Code [4116] ............................................................................................................................... 172
7-5-8 Error Code [4121] ............................................................................................................................... 172
7-5-9 Error Code [4124] ............................................................................................................................... 173
7-5-10 Error Codes [4220, 4225, 4226] Detail Code 108 (TLMU).................................................................. 174
7-5-11 Error Codes [4220, 4225, 4226] Detail Code 108 (YLMU) ................................................................. 176
7-5-12 Error Codes [4220, 4225, 4226] Detail Code 109 (TLMU).................................................................. 178
7-5-13 Error Codes [4220, 4225, 4226] Detail Code 109 (YLMU) ................................................................. 178
7-5-14 Error Codes [4220, 4225, 4226] Detail Code 110 (TLMU).................................................................. 178
7-5-15 Error Codes [4220, 4225, 4226] Detail Code 111 (TLMU).................................................................. 179
7-5-16 Error Codes [4220, 4225, 4226] Detail Code 111 (YLMU) ................................................................. 180
7-5-17 Error Codes [4220, 4225, 4226] Detail Code 131............................................................................... 181
7-5-18 Error Code [4230] (TLMU) .................................................................................................................. 181
7-5-19 Error Code [4230] (YLMU) .................................................................................................................. 182
7-5-20 Error Code [4240] (TLMU) .................................................................................................................. 183
7-5-21 Error Code [4240] (YLMU) .................................................................................................................. 184
7-5-22 Error Codes [4250, 4255, 4256] Detail Code 101 (TLMU).................................................................. 185
7-5-23 Error Codes [4250, 4255, 4256] Detail Code 101 (YLMU) ................................................................. 186
7-5-24 Error Code [4250] Detail Codes 103, 106, and 107 (TLMU)............................................................... 187
7-5-25 Error Codes [4250, 4255, 4256] Detail Code 104............................................................................... 188
7-5-26 Error Codes [4250, 4255, 4256] Detail Code 105............................................................................... 189
7-5-27 Error Code [4250] Detail Codes 106 and 107 (YLMU) ....................................................................... 189
HWE14080 - 147 - GB