Tuttnauer 3850 ELVG-D, Technician Manual

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1
TABLE OF CONTENTS
PARAGRAPH PAGE NO.
1 INTRODUCTION ................................................................................................ 4
2 SYMBOL
DESCRIPTION ................................................................................... 4
3 TESTS ................................................................................................................... 5
3.1 Installation Tests....................................................................................... 5
3.2 Periodical Tests......................................................................................... 5
4 WATER QUALITY............................................................................................... 6
4.1 Water for Generating Steam .................................................................... 6
4.2 Reverse Osmosis........................................................................................ 6
5 IN-OUT TEST ...................................................................................................... 7
6 TROUBLESHOOTING........................................................................................ 8
7 REPLACEMENT
OF COMPONENTS ............................................................ 14
7.1 Safety Tests after Repair......................................................................... 14
7.2 Replacing the Safety Valve..................................................................... 15
7.3 Replacing the Air Relief Valve ............................................................... 16
7.4 Replacing the Air-Relief/safety-relief Valve block ................................ 17
7.5 Dismantling the Outer Covers of the Autoclave.................................... 18
7.6 Replacing Heating elements................................................................... 19
7.7 Replacing the Temperature Safety Thermostat..................................... 20
7.8 Replacing the Cut-Off Thermostat......................................................... 21
7.9 Cleaning and Replacing the Water Level Electrodes............................ 22
7.10 Replacing the Drain Valve ..................................................................... 23
7.11 Replacing the Pressure Gauge ............................................................... 24
7.12 Replacement of the Door Cover ............................................................. 25
7.13 Replacing the Printer.............................................................................. 26
7.14 Replacing the Door Switch..................................................................... 28
7.15 Cleaning water inlet strainer.................................................................. 29
7.16 Replacing the circuit breaker ................................................................. 30
7.17 Fuses and Circuit Breaker Data ............................................................ 31
7.18 Replacing the water pump ...................................................................... 32
7.19 Replacing the Door Bellows ................................................................... 33
7.20 Replacing the Electronics Box ............................................................... 34
7.21 Validation................................................................................................ 35
8 DESCRIPTION AND FUNCTION OF DIP-SWITCHES............................... 36
8.1
Changing the parameters ....................................................................... 37
9 TEST POINTS - TABLE AUTOCLAVE (AJUNC 3 BOARD) ........................ 38
10 DETAILED DESCRIPTION OF ELECTRONIC SUB-ASSEMBLIES ......... 39
10.1 PREDG
board ......................................................................................... 39
10.2 AJUNC 3 Board...................................................................................... 41