Mitsubishi Electric PURY-M200YNW-A1 Service Handbook page 170

Chapter 7 Troubleshooting Using Error Codes
7-1 Error Code and Preliminary Error Code Lists .................................................................................... 1
7-2 Error Code Definitions and Solutions: Codes [0 - 999] ..................................................................... 8
7-2-1 Error Code [0403] ................................................................................................................................... 8
7-2-2 Error Code [0404] ................................................................................................................................. 10
7-3 Error Code Definitions and Solutions: Codes [1000 - 1999] ........................................................... 11
7-3-1 Error Code [1102] ................................................................................................................................. 11
7-3-2 Error Code [1301] ................................................................................................................................. 12
7-3-3 Error Code [1302] (during operation) .................................................................................................... 13
7-3-4 Error Code [1302] (at startup) ............................................................................................................... 14
7-3-5 Error Code [1500] ................................................................................................................................. 14
7-4 Error Code Definitions and Solutions: Codes [2000 - 2999] ........................................................... 15
7-4-1 Error Code [2500] (Models with a drain sensor) ................................................................................... 15
7-4-2 Error Code [2500] (Models with a float switch) ..................................................................................... 16
7-4-3 Error Code [2501] (Water pump fault)................................................................................................... 17
7-4-4 Error Code [2502] (Models with a drain sensor) ................................................................................... 18
7-4-5 Error Code [2502] (Models with a float switch) ..................................................................................... 19
7-4-6 Error Code [2503] ................................................................................................................................. 20
7-4-7 Error Code [2512] (Control valve failure) (Indoor unit).......................................................................... 21
7-4-8 Error Code [2512] (Control valve failure) (HBC) ................................................................................... 21
7-4-9 Error Code [2519] ................................................................................................................................. 22
7-4-10 Error Code [2520] ................................................................................................................................. 22
7-4-11 Error Code [2600] ................................................................................................................................. 23
7-4-12 Error Code [2601] ................................................................................................................................. 23
7-5 Error Code Definitions and Solutions: Codes [3000 - 3999] ........................................................... 24
7-5-1 Error Code [3121] ................................................................................................................................. 24
7-5-2 Error Code [3511] ................................................................................................................................. 25
7-6 Error Code Definitions and Solutions: Codes [4000 - 4999] ........................................................... 26
7-6-1 Error Code [4102] ................................................................................................................................. 26
7-6-2 Error Code [4106] ................................................................................................................................. 27
7-6-3 Error Code [4109] ................................................................................................................................. 27
7-6-4 Error Code [4114] ................................................................................................................................. 28
7-6-5 Error Code [4115] Detail Code 101, 102............................................................................................... 28
7-6-6 Error Code [4116] ................................................................................................................................. 29
7-6-7 Error Code [4121] ................................................................................................................................. 29
7-6-8 Error Code [4124] ................................................................................................................................. 30
7-6-9 Error Code [4129] Detail Code 101....................................................................................................... 31
7-6-10 Error Code [4129] Detail Code 102....................................................................................................... 31
7-6-11 Error Code [4129] Detail Code 103....................................................................................................... 32
7-6-12 Error Code [4130] ................................................................................................................................. 33
7-6-13 Error Code [4131] (When indoor units with FCV are connected).......................................................... 34
7-6-14 Error Code [4220, 4225, 4226] Detail Code 108................................................................................... 35
7-6-15 Error Code [4220, 4225, 4226] Detail Code 109................................................................................... 36
7-6-16 Error Code [4220] Detail Code 110....................................................................................................... 37
7-6-17 Error Code [4220, 4225, 4226] Detail Code 111, 112........................................................................... 37
7-6-18 Error Code [4220] Detail Code 123....................................................................................................... 38
7-6-19 Error Code [4220] Detail Code 129....................................................................................................... 38
7-6-20 Error Code [4220, 4225, 4226] Detail Code 131................................................................................... 39
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