Troubleshooting Guide
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MRCOOL Manuals
Heating
DIY 18,000 BTU 1.5-Ton 2-Zone 21 SEER Ductless Mini-Split AC and Heat Pump with 9K+12K & 16,25ft Lines
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roubleshooting 11
Displayed code
Explanation
Displayed
value
Meaning
Additional Notes
A0
Reserved
0-FF
2-28
5-20
5-25
-
-
A1
0
1
2
3
4
5
6
L
A
U
T
A
5
T
1
...
...
10
11
12
13
14
...
...
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