Carrier 42LUVH055N Service Manual page 3

Dc inverter hi-wall air conditioner

Table of Contents

8.12 Timer function ..................................................................................................................................................... 27

8.13 Sleep function mode ........................................................................................................................................... 27

8.14 Auto-Restart function .......................................................................................................................................... 27

8.15 Ionizer/Plasma dust collector function(optional) .................................................................................................. 27

9. Troubleshooting ......................................................................................................................................... 28

9.1 Indoor Unit Error Display ....................................................................................................................................... 29

9.2 Diagnosis and Solution ......................................................................................................................................... 31

9.3 Key parts checking. ............................................................................................................................................... 35

Table of Contents