2
30AW
TABLE OF CONTENTS
Section Contents Page
1 1.1 Unit specications ------------------------------------------------------------------------- 2
1.2 Dimension ----------------------------------------------------------------------------------- 5
2 2.1 General precautions for safety ---------------------------------------------------------- 7
2.2 R-410A ---------------------------------------------------------------------------------------- 7
2.3 Electrical connections--------------------------------------------------------------------- 8
2.4 Operating limits ---------------------------------------------------------------------------- 8
3 3.1 Installation ----------------------------------------------------------------------------------- 9
3.2 Preliminary operations ------------------------------------------------------------------- 12
3.3 Water connections ------------------------------------------------------------------------ 13
3.4 Refrigerant schematics ------------------------------------------------------------------- 20
3.5 Refrigerant schematics ------------------------------------------------------------------- 25
4 4.1 Aux iliary electrical connections ------------------------------------------------------- 22
4.2 Applications --------------------------------------------------------------------------------- 27
4.3 Range Description (Systems capacity)------------------------------------------------ 28
4.4 Wiring diagrams ---------------------------------------------------------------------------- 29
5 5.1 Introduction --------------------------------------------------------------------------------- 56
5.2 Unit Control ---------------------------------------------------------------------------------- 56
6 6.1 Diagnostic ------------------------------------------------------------------------------------ 71
6.2 GMC alarm codes -------------------------------------------------------------------------- 74
6.3 GMC I/O --------------------------------------------------------------------------------------- 75
6.4 Troubleshooting ---------------------------------------------------------------------------- 76
7 7.1 Dry contacts control ----------------------------------------------------------------------- 90
7.2 33AW-RC1 user interface ----------------------------------------------------------------- 91
7.3 33AW-CS1 User interface ----------------------------------------------------------------- 92
8 8.1 8.1 Refrigerant charge check ------------------------------------------------------------ 102
8.2 Cleaning the coil --------------------------------------------------------------------------- 102
8.3 Replacement of the main parts -------------------------------------------------------- 103
8.4 Periodic Inspection Items ---------------------------------------------------------------- 119
9 For the spare parts refer to specic document ------------------------------------- 120
10 10 Extended rating ---------------------------------------------------------------------------- 121
11 11.1 Additional information ------------------------------------------------------------------- 136
SM_30AW.indd 2 14-03-2011 14:40:44
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