Kendro HERAsafe KS 12 - Service Instructions Manual

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Safety Cabinet HERAsafe KS / KSP

Service Instructions

Valid: 12.2004 / 50077494 C

Table of Contents

Default Chapter3
- Table of Contents3
1 General Notes8
- Safety Instructions for Service Work8
- Warranty9
- Explanation of Symbols9
- Safety Instructions for Repairs12
- Standards and Safety Regulations14
2 Tools and Auxiliaries15
- Auxiliaries15
- List of Required Tools15
3 Accessories16
- Exhaust System Accessories16
- Installing Exhaust System Accessories16
- Fig. 1 Exhaust System Accessories16
  - Exhaust System Accessories for Disinfection17
- Fig. 2 Exhaust System Accessories for Disinfection17
- Fig. 3-B Installing the Electrical KS Rack19
  - Fig. 3-C Device Stands19
  - Drain Valve (Optional)20
- Fig. 4 Drain Valve Installation20
4 Media Connections21
- Installation Points for Media Valves (Optional) at the Sample Chamber Rear Panel21
- Fig. 5 Installation Points at the Rear Panel21
  - Installation Points at the Sample Chamber Sidewalls22
- Fig. 6 Installation Points at the Sidewall22
  - Installing Media Valves23
- Fig. 7 Media Valve Installation at the Rear Panel23
- Fig. 8 Media Valve Installation at the Sidewall24
5 Lamps25
- Replacing the Luminescent Tubes25
- Replacing the Luminescent Tube Sockets25
- Fig. 9 Luminescent Tube and Socket Replacement25
  - Replacing the Illumination Power Supply Unit26
  - Replacing UV Lamps26
- Fig. 10 Illumination Power Supply Unit Replacement26
- Fig. 11 UV Lamp Replacement26
  - Replacing the UV Lamp Power Supply Unit27
- Fig. 12 UV Lamp Power Supply Unit Replacement27
6 Internal Outlets28
- Replacing Outlets for Accessories28
- Replacing the Disinfection Adapter28
- Fig. 13 Internal Outlet Replacement28
7 Display Panel29
- Replacing the Display Panel Foil29
- Replacing the Display Panel29
- Fig. 14 Display Panel Foil Replacement29
  - Replacing the Keyboard Foil30
  - Replacing the Pilot Switch30
- Fig. 15 Keyboard Foil Replacement30
- Fig. 16 Pilot Switch Replacement30
8 Side Window31
- Replacing the Side Window31
- Fig. 17 Side Window Replacement31
9 Filter Components32
- Filter Application32
- Installing/Removing the Perforated Panel (Filter Protection)33
- Removing/Installing the Plenum Cover33
- Fig. 18 Perforated Panel (Filter Protection) Installation33
- Fig. 19 Plenum Cover33
  - Replacing the Inlet Protection (Applications in EU / EMEA Only)34
- Fig. 20 Coarse Filter Replacement34
  - Replacing the Exhaust Filter35
- Fig. 21 Exhaust Filter Replacement35
  - Replacing the Downflow Filter36
  - Replacing the Prefilter36
- Fig. 22 Downflow Filter Replacement36
- Fig. 23 Prefilter Replacement37
10 Blowers38
- Replacing the Exhaust Blower38
- Fig. 24 Exhaust Blower Replacement38
  - Replacing the Downflow Blower39
- Fig. 25 Downflow Blower Replacement39
11 Pressure Sensors40
- Replacing Pressure Sensors40
- Fig. 26 Pressure Sensor Replacement40
12 Front Door Components41
- Replacing the Front Door Assembly41
- Fig. 27 Front Door Hinge41
- Fig. 28 Hinge Bolt Removal42
  - Replacing the Gas Struts43
  - Replacing the Front Door Seal43
- Fig. 29 Gas Strut Removal43
- Fig. 30 Front Door Seal Replacement43
  - Replacing the Front Frame Latch44
  - Replacing the Safety Locks44
- Fig. 31 Front Frame Latch44
- Fig. 32 Safety Locks44
  - Replacing the Front Window45
- Fig. 33 Remove Front Window45
- Fig. 34 Cable Retainers45
  - Adjusting the Front Window46
- Fig. 35 Window Drive Mounting Bracket46
  - Adjusting the Switch Points47
- Fig. 36 Position Switches47
  - Replacing the Front Window Drive48
- Fig. 37 Window Drive Replacement48
  - Replacing the Front Window Safety Feature Battery49
- Fig. 38 Battery/ Connecting Cable49
13 Control Box Components50
- Replacing Control Box Electrical Components50
- Fig. 39 Control Box Electrical Components50
  - Connecting the Alarm Contact51
- Fig. 40 Contact Function51
- Fig. 41 Example for External Connection51
14 Device Control Programming52
- Setting the Remote Control52
- Program Structure52
- Fig. 42 Remote Control IR Address Setting52
  - Service Level53
    - Service Level Overview53
    - Service Level Settings55
- Fig. 43 Service Level Display55
  - Parameter Levels57
    - Parameter Level Overview57
    - Parameter Level Settings59
- Fig. 44 Parameter Level Display59
  - Configuring the Switching States of a Device Control61
  - Disinfection Level63
    - Disinfection Level Overview63
    - Disinfection Level Settings64
- Fig. 45 Disinfection Level Display64
15 Auto-Calibration Routine66
- Function of the Auto-Calibration Routine66
- Starting the Auto-Calibration Routine66
- Automatic Interruption of the Auto-Calibration Routine67
- Manual Interruption of the Auto-Calibration Routine67
- Manual Abortion of the Auto-Calibration Routine67
- Manual Start of the Auto-Calibration Routine68
- Failures Upon Starting the Auto-Calibration Routine68
Installation Test / Repeat Test69
- Classification of the Safety Cabinet69
- Test Terms69
- Extent of the Tests70
- Testing Equipment70
  - 4.1 Manufacturers in USA70
  - Manufacturers in Europe71
  - A.4.2 Manufacturers in Europe71
- Electrical Safety Test72
- HEPA Filter Leakage Test74
- Fig. a 1 HEPA Filter Leakage Test75
  - Prefilter Element Leakage Test76
- Fig. a 2 Inflow Velocity Test Arrangement NSF 4977
- Fig. a 3 Inflow Air Volume Test78
  - Inflow Velocity Test80
    - Alternative Measurement of the Inflow Velocity in the Work Aperture (NSF 49)80
- Fig. a 4 Test Grid above the Exhaust Aperture80
  - Alternative Measurement of the Inflow Velocity in the Work Aperture (en 12469)82
- Fig. a 4A Inflow Velocity Test Arrangement82
  - The Work Aperture (NSF 49)83
- Fig. a 5 Inflow Air Volume Test83
  - Calculating the Inflow Velocity (en 12469)84
- Test Grid above the Exhaust Aperture85
  - Exhaust Airflow Volume Test86
  - Downflow Velocity Test87
    - Test in Accordance with NSF 49, Annex F87
- Fig. a 7 Downflow Velocity Test Arrangement in Accordance with NSF 49, Annex a87
- Fig. a 8 Downflow Velocity Test Arrangement in Accordance with en 12469 / DIN 1298089
  - Airflow Pattern Test91
    - A.10.1 Airflow Direction Test91
    - A.10.2 Leakproofness Test for the Front Window91
- Fig. a 9 Airflow Pattern I91
  - A.10.3 Leakproofness Test for Edges and Corners92
  - Leakproofness Test for Seals and for the Upper Closing Edge92
- Fig. a 10 Airflow Pattern II92
  - Noise Level Test93
- Fig. a 11 Noise Level Test93
  - Lighting Intensity Test94
- Fig. A12 Lighting Intensity Test94
  - Vibration Test95
- Fig. A13 Vibration Test95
  - UV Intensity Test96
  - A.15 Setting the Monitoring Devices96
    - Downflow Velocity Alarm Values96
    - Inflow Velocity Alarm Values97
Decontamination with Gas98
- Disinfection with Formaldehyde98
  - Procedure98
- Fig. B 1 Disinfection Hood100
Installation Instructions, KSP Version101
- Sequence of the Installation101
- Fig. C 1 Prefilter Housing and Height Adjustment101
- Fig. C 2 Lifting Mechanism and Retaining Screws102
  - Equipping the Prefilter Housing103
  - Starting the Auto-Calibration Routine103
- Fig. C 3 Equipping the Prefilter Housing103
  - Conducting the Installation Test104
  - Marking the Device for Its Intended Purpose104
Spare Parts105
Parameter Lists112
- Service Parameter Overview112
- Overview Error Code of Front Window Function113
- Function Parameter Overview114
- Disinfection Parameter Overview115
Failure Codes116
- Failure Code Overview116
Test Report117

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