Table of contents
1. Preliminary Remark ......................................................................................................... 5
1.1 General ......................................................................................................................... 5
1.2 Warranty ....................................................................................................................... 5
1.3 Device identification ...................................................................................................... 6
2. Structure ........................................................................................................................... 7
2.1 Version with Camozzi functional unit............................................................................. 7
2.2 Version with SMC functional unit .................................................................................. 8
3. Service work ..................................................................................................................... 9
3.1 Opening the Kröber O2 ................................................................................................. 9
3.2 Closing the Kröber O2 ................................................................................................ 10
3.3 The functional units ..................................................................................................... 11
3.3.1 The Camozzi functional unit ................................................................................. 11
3.3.2 Removing the Camozzi functional unit .................................................................. 12
3.3.3 Installation of the Camozzi functional unit ............................................................. 14
3.3.4 The SMC functional unit ....................................................................................... 18
3.3.5 Removing the SMC functional unit ........................................................................ 19
3.3.6 Installation of the SMC functional unit ................................................................... 22
3.3.7 Replacing the molecular sieves ............................................................................ 24
3.4 Control board .............................................................................................................. 27
3.4.1 Removal of the control board ................................................................................ 28
3.4.2 Installation of the control board ............................................................................. 33
3.5 The fan ....................................................................................................................... 37
3.5.1 The fan ................................................................................................................. 37
3.5.1.1 Fan removal ................................................................................................... 37
3.5.1.2 Fan installation ............................................................................................... 40
3.6 The compressor .......................................................................................................... 42
3.6.1 The compressor model Gardner Denver ............................................................... 42
3.6.1.1 Compressor removal ...................................................................................... 42
3.6.1.2 Compressor installation .................................................................................. 45
3.6.2 The compressor model Tecwell (or GDT 2380) .................................................... 48
3.6.2.1 Compressor removal ...................................................................................... 48
3.6.2.2 Compressor installation .................................................................................. 51
3.7 The power cord ........................................................................................................... 52
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