Contents

Customer self repair ......................................................................................................................

5

Parts only warranty service .........................................................................................................................

5

Illustrated parts catalog ...............................................................................................................

16

Replaceable spare parts...........................................................................................................................

16

Removal and replacement procedures ...........................................................................................

20

Overview ...............................................................................................................................................

20

Spare replacement tips ............................................................................................................................

20

Spare replacement video..........................................................................................................................

20

Component location ................................................................................................................................

21

Required tools.........................................................................................................................................

22

Safety considerations...............................................................................................................................

23

Rack warnings and cautions ...........................................................................................................

23

Preparation procedures............................................................................................................................

23

Disconnecting the power ................................................................................................................

23

Turning off the water......................................................................................................................

24

Draining water from the MCS G2 unit..............................................................................................

24

AC transfer switch ...................................................................................................................................

25

Removing the AC transfer switch .....................................................................................................

25

Replacing the AC transfer switch .....................................................................................................

26

Air bleeder valve.....................................................................................................................................

27

Removing the air bleeder valve .......................................................................................................

27

Replacing the air bleeder valve .......................................................................................................

28

Bottom fan unit........................................................................................................................................

28

Removing the bottom fan unit ..........................................................................................................

29

Replacing the bottom fan unit..........................................................................................................

29

Condensation pump ................................................................................................................................

30

Removing the condensation pump....................................................................................................

30

Replacing the condensation pump ...................................................................................................

32

Fan controller..........................................................................................................................................

34

Removing the fan controller.............................................................................................................

34

Replacing the fan controller ............................................................................................................

35

Fan unit .................................................................................................................................................

36

Removing the fan unit.....................................................................................................................

36

Replacing the fan unit ....................................................................................................................

37

Flow meter sensor ...................................................................................................................................

38

Removing the flow meter sensor.......................................................................................................

38

Replacing the flow meter sensor ......................................................................................................

40

Front automatic door release ....................................................................................................................

44

Removing the front automatic door release........................................................................................

44

Replacing the front automatic door release .......................................................................................

45

Management module...............................................................................................................................

46

Removing the management module..................................................................................................

46

Replacing the management module .................................................................................................

48

Operator display.....................................................................................................................................

49

Removing the operator display ........................................................................................................

49