Tuttnauer 2540 EHS, Technician Manual

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1
TABLE OF CONTENTS
PARAGRAPH PAGE NO.
1 INTRODUCTION..................................................................................................4
2 SYMBOL DESCRIPTION ....................................................................................4
3 INSTALLATION INSTRUCTIONS .....................................................................5
3.1 Site requirements for installation of a 2540 EHS
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5
3.2 Site requirements for installation of a 3870 EHS
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6
3.3 Suggested Site Drain Drawing
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7
3.4 Electrical Specifications
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8
3.5 Placing the Autoclave
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8
3.6 Connections to Utility Supplies .................................................................... 8
3.7 Installation Tests
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10
3.8 Water Quality
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11
4 DESCRIPTION OF THE CONTROL SYSTEM. ..............................................12
4.1 System Summary
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12
4.2 Keyboard
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13
4.3 Digital Board DIG - T2
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13
4.4 Analog Board ANL-T2
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15
4.5 AC - Board - AC-T1
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17
5 CALIBRATION OF PRESSURE AND TEMPERATURE ...............................19
5.1 Calibration Overview
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19
5.2 Calibration Theory - Error Compensation:
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20
5.3 Equipment needed for calibration
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20
5.4 Calibration Procedure
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20
6 TESTING AND RESETTING.............................................................................26
6.1 Test Points
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26
6.2 In – Out Test mode: .................................................................................... 27
6.3 Resetting the Autoclave:
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28
6.4 Input Output Graph:
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29
7 PROPERTIES OF SATURATED STEAM ........................................................35
8 SOFTWARE PROGRAMMING PARAMETERS .............................................36
8.1 General
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36
8.2 Changing Parameters
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36
9 MAINTENANCE AND REPLACEMENT PROCEDURES .............................47
9.1 Safety Tests after Repair
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47
9.2 Removing the Autoclave’s Outer Covers
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48
9.3 Replacing the Safety Valve
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49