900-0054-01-00 Rev A 5
Table of Contents
Important Safety Instructions ........................................................................1
Symbols Used ........................................................................................................................................................................1
Audience .................................................................................................................................................................................1
Definit ions...............................................................................................................................................................................2
Personal Safet y......................................................................................................................................................................2
General Safet y .......................................................................................................................................................................2
Equipment Safet y.................................................................................................................................................................3
PV Safet y ......................................................................................................................Error! Bookmark not defined.
Introduction.................................................................................................7
Overview..................................................................................................................................................................................7
Tools Required.......................................................................................................................................................................8
Preliminary..............................................................................................................................................................................8
Summary List of Instruct ions.............................................................................................................................................................8
FLEXmax Charge Controller Disassembly........................................................9
Removing t he FLEXmax 80 Fan Cable ..........................................................................................................................9
Removing Chassis Screws .............................................................................................................................................. 10
Removing t he Heat Sink ................................................................................................................................................. 11
Removing t he FET Bar...................................................................................................................................................... 12
Separat ing t he Heat Sink from t he Power Board ................................................................................................... 14
Fan and Button Board .................................................................................17
Replacing t he FLEXmax 60 Fan .................................................................................................................................... 17
Removing t he Fan ...............................................................................................................................................................................17
Replacing t he Fan ...............................................................................................................................................................................17
Fan Test Procedures......................................................................................................................................................... 18
Replacing t he But t on Board .......................................................................................................................................... 19
Control Board and Power Board...................................................................23
Removing t he Cont rol Board ........................................................................................................................................ 23
Replacing t he Cont rol Board or Power Board ......................................................................................................... 24
Reassembly................................................................................................27
Reseat ing t he Cont rol or Power Board ...................................................................................................................... 27
Reconnect ing t he Heat Sink t o t he Power Board .................................................................................................. 28
Reconnect ing t he Heat Sink t o t he Chassis ............................................................................................................. 30
Reinstalling FLEXmax 80 Fan Plug .............................................................................................................................. 31
Syst em Funct ional Test ................................................................................................................................................... 32
Li st of Figures
Fi gure 1
Component s........................................................................................................................................................7
Fi gure 2
Charge Cont roller “At Rest” ............................................................................................................................8
Fi gure 3
Removing Fan Cover.........................................................................................................................................9
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