eschmann 87-050-06, Service Manual, Page: 3 / 56

ST-SM45g Page 3 of 53
SES 2000 Vac (LS3) AUTOCLAVE
CONTENTS
Page
Contents .. .. .. .. .. .. .. .. 3
Technical data .. .. .. .. .. .. .. 4
PART 1 INTRODUCTION
General .. .. .. .. .. .. .. .. 6
Associated publications .. .. .. .. .. 6
Servicing .. .. .. .. .. .. .. .. 6
PART 2 DESCRIPTION
General .. .. .. .. .. .. .. .. 7
Operating features .. .. .. .. .. .. 7
Operation cycle .. .. .. .. .. .. .. 9
Display messages .. .. .. .. .. .. 11
Error indication .. .. .. .. .. .. .. 11
General .. .. .. .. .. .. .. .. 11
Overheating .. .. .. .. .. .. .. 12
PART 3 MAINTENANCE
Fuses .. .. .. .. .. .. .. .. 17
Fault diagnosis .. .. .. .. .. .. .. 17
Parts replacement and adjustment .. .. .. 23
Autoclave cover .. .. .. .. .. .. 23
Reservoir assembly .. .. .. .. .. 23
Transformer .. .. .. .. .. .. .. 23
Control board .. .. .. .. .. .. 24
Pressure door lock .. .. .. .. .. 24
Steam bleed solenoid valve .. .. .. .. 24
Door interlock microswitch .. .. .. .. 24
Solenoid door lock.. .. .. .. .. .. 25
Temperature sensors .. .. .. .. .. 25
Solenoid valves
Vacuum, steam bleed, water discharge
.. 25
Air-Inlet Solenoid Valve Assembly .. .. 25
Water-Fill Solenoid Valve Assembly .. .. 26
Heating element .. .. .. .. .. .. 26
Door seal .. .. .. .. .. .. .. 26
Vacuum pump .. .. .. .. .. .. 26
Condenser .. .. .. .. .. .. .. 27
Cooling Fans .. .. .. .. .. .. .. 27
Bacterial air filter .. .. .. .. .. .. 27
Discharge line filter .. .. .. .. .. 27
Pressure transducer .. .. .. .. .. 27
Solid-state relay board .. .. .. .. .. 27
EMC board .. .. .. .. .. .. .. 28
Printer .. .. .. .. .. .. .. .. 28
Safety Valve .. .. .. .. .. .. .. 28
Band heater Temp. Sensor .. .. .. .. 28
Power switch .. .. .. .. .. .. 28
Float switch .. .. .. .. .. .. .. 28
Cooling ducts .. .. .. .. .. .. 28
Band heater .. .. .. .. .. .. .. 28
Chamber water level sensor .. .. .. .. 28
Manual reset cut-out .. .. .. .. .. 29
Reservoir water filter .. .. .. .. .. 29
Vacuum pump maintenance .. .. .. .. 29
Page
Display board .. .. .. .. .. .. .. 30
Special operating modes .. .. .. .. .. 30
Engineering mode .. .. .. .. .. .. 30
Machine Set-up mode .. .. .. .. .. 30
Set-up procedure .. .. .. .. .. .. 30
Setting the autoclave serial number .. 31
Setting the cycles in use.. .. .. .. 32
Setting the display language .. .. .. 32
Setting date and time .. .. .. .. 32
Setting cycle counter .. .. .. .. 32
Errors and error clearing .. .. .. .. .. 32
Leak test procedure .. .. .. .. .. .. 33
Autoclave Calibration .. .. .. .. .. .. 33
General .. .. .. .. .. .. .. .. 33
Calibration procedure .. .. .. .. .. 33
Pressure relief valve test .. .. .. .. 35
Band heater calibration .. .. .. .. .. 36
Functional test .. .. .. .. .. .. 36
PART 4 ILLUSTRATED PARTS LISTS
Illustrated parts list 1: General spares .. .. 41
Illustrated parts list 2: Pipes and valves .. .. 44
Illustrated parts list 3: Heater
and process controls .. .. .. 46
ILLUSTRATIONS
Fig.1 SES 2000 Vac (LS3) autoclave .. .. .. 6
Fig.2.1a Autoclave door handle .. .. .. .. 10
Fig.2.1b Autoclave control panel.. .. .. .. 10
Fig.2.2 Autoclave: general arrangement .. .. 13
Fig.2.3 Autoclave: pipes and valves .. .. .. 14
Fig.2.4 Autoclave: heater and process controls .. 15
Fig.2.5 Sterilizing system schematic diagram .. 16
Fig.3.1 Door interlock microswitch .. .. .. 37
Fig.3.2 Discharge line filter .. .. .. .. .. 37
Fig.3.3 Control panel and switch identities .. .. 37
Fig.3.4 Control board adjustments .. .. .. 37
Fig.3.5 System circuit diagram .. .. .. .. 38
Fig.3.6 Piston vacuum pump .. .. .. .. 40
Fig.3.7 Replacement kit for piston pump .. .. 40
TABLE
Error code table .. .. .. .. .. .. .. 12
Fault Diagnosis table .. .. .. .. .. .. 17
APPENDIX A
Autoclave printer .. .. .. .. .. .. 50
Fig.A1-Fig.A4 Autoclave printer .. .. .. .. 51
APPENDIX B
PCA 424138 and Relay Assembly 112507
modification November 2004
.. .. .. .. 52
APPENDIX C
New fittings for EMC board .. .. .. .. 53