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Tuttnauer 3140EA - User Manual

Tuttnauer 3140EA
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OPERATION
&
MAINTENANCE
MANUAL
Electronic Tabletop Autoclaves
Models 1730, 2340, 2540, 3140, 3850, 3870
E, EK, EA & EKA

Questions and Answers

  • K
    Kyle WilsonSep 17, 2025
    What to do if Tuttnauer 3140EA chamber is not filling?
    • P
      Patrick CallahanSep 18, 2025
      If your Tuttnauer Laboratory Equipment chamber is not filling, check the water level in the reservoir and for any obstructions blocking the pickup tube. Clean the water sensor and try filling the machine manually using the Manual Inlet key.
  • K
    Kristina ShermanAug 25, 2025
    What to do when my Tuttnauer 3140EA displays ‘High Temp’?
    • R
      robert00Aug 25, 2025
      If your Tuttnauer Laboratory Equipment displays ‘High Temp’, clean the air jet and check for proper voltage at the wall outlet.
  • A
    Arthur MurphyAug 25, 2025
    What does ‘Low Heat’ mean on my Tuttnauer 3140EA Laboratory Equipment?
    • I
      ianadkinsAug 26, 2025
      If the message ‘Low Heat’ is displayed during heat up on your Tuttnauer Laboratory Equipment, it indicates a bad temperature sensor. If heating elements are remaining on instead of cycling on and off, call for a technician.
  • A
    andersonshannonAug 26, 2025
    How to clean a very dirty chamber in my Tuttnauer 3140EA?
    • W
      Wanda McgeeAug 27, 2025
      If the chamber of your Tuttnauer Laboratory Equipment is very dirty, use Chamber Brite ™ to clean the autoclave; very dirty machines may require two cleanings.
  • A
    amy30Sep 18, 2025
    What to do if Tuttnauer 3140EA keyboard does not respond?
    • R
      Roberto FernandezSep 18, 2025
      If the keyboard on your Tuttnauer Laboratory Equipment does not respond, press the STOP key for 2 seconds to abort any program that may still be running.
  • L
    Lori LongSep 23, 2025
    Why is my Tuttnauer 3140EA making a loud noise?
    • J
      Jessica JohnsonSep 23, 2025
      If you hear a loud noise coming from the reservoir of your Tuttnauer Laboratory Equipment, the sterilization temperature may be set too high. The maximum setting is 274ºF (134ºC).
  • G
    Gregory McbrideSep 9, 2025
    What to do if Tuttnauer Laboratory Equipment displays ‘Low Water’?
    • N
      Natasha FergusonSep 9, 2025
      If the 'Low Water' message is displayed on your Tuttnauer Laboratory Equipment, clean the water level electrode inside the vessel. Also, ensure the door is fully closed with the gasket properly seated, and check that the machine is level. Replace the door gasket if there's any steam leakage.
  • R
    Ryan CookSep 10, 2025
    Why does my Tuttnauer 3140EA display ‘Low Temp’?
    • M
      Matthew VincentSep 12, 2025
      If the 'Low Temp' message appears on your Tuttnauer Laboratory Equipment, refer to the solutions for the Low Water problem. Additionally, check if the sterilization time is set too long, causing the chamber to run dry.
  • W
    Whitney HensonSep 3, 2025
    How to fix a Tuttnauer Laboratory Equipment chamber that is not filling?
    • C
      Cynthia RaySep 3, 2025
      If the chamber of your Tuttnauer Laboratory Equipment is not filling, check the water level in the reservoir. Also, inspect the bottom of the reservoir for any obstruction blocking the pickup tube. Clean the water sensor and try filling the machine manually using the Manual Inlet key.
  • W
    William HuntSep 1, 2025
    What to do if my Tuttnauer 3140EA Laboratory Equipment is not responding?
    • M
      mmorrisSep 1, 2025
      If your Tuttnauer Laboratory Equipment is not responding, ensure the main switch is in the ‘On’ position. Also, verify the power cord is properly connected to both the machine and the mains. Check the reset button on the cut-out thermostat and make sure the circuit breaker hasn't tripped; lift the circuit breaker lever if it has.

Summary

General Information and Warranty

Incoming Inspection

Inspect the autoclave's exterior and interior for damage upon arrival. Document any issues.

Technical Data and Specifications

Electrical Data Overview

Table detailing electrical specifications, fuses, and circuit breakers for different models.

Detailed Technical Specifications

Comprehensive table of model specifications including chamber size, water volume, tray dimensions, and weight.

Control Panel and Interface

Control Panel Keyboard Functions

Detailed explanation of the program keys and other operational buttons on the control panel.

Displayed Messages and Safety Measures

Explains common error messages, their causes, and corresponding safety measures.

Sterilization Programs Overview

Program 1: Unwrapped Instruments

Details nominal parameters and operational sequence for sterilizing unwrapped instruments.

Program 2: Wrapped Instruments and Porous Loads

Provides settings and sequence for sterilizing wrapped items and porous loads with drying.

Installation and Setup Instructions

Preparation Before Sterilization

Maintenance Instructions

Preventive and Scheduled Maintenance

Overview of daily, weekly, and periodic maintenance tasks to keep the autoclave in good working condition.

Cleaning the Air Jet

Instructions for cleaning the air jet located in the water reservoir to prevent spore test failures.

Cleaning with Chamber Brite

Step-by-step guide for using Chamber Brite cleaner to descale and clean the autoclave.

Troubleshooting Common Issues

Machine Response and Error Messages

Troubleshooting steps for unresponsive machines and initial error displays like 'Low Heat', 'Low Water', 'Low Pres', 'Low Temp'.

Temperature, Pressure, and Printer Errors

Resolving 'High Temp', 'High Pres' errors, printer malfunctions, and continuous paper feed issues.

Operational Problems: Leaks and Exhaust

Addressing door leaks, long exhaust stages, and blocked water outlet strainers.

Drain, Test Failures, and Load Issues

Troubleshooting clogged drains, failed spore tests, wet or burned items, and instrument rusting.

Performance and Filling Issues

Resolving keyboard unresponsiveness, slow heat-up, noise, long drying times, and chamber filling problems.

Tuttnauer 3140EA Specifications

General IconGeneral
Model3140EA
TypeAutoclave
Chamber MaterialStainless Steel
Power Supply50/60Hz
Operating Pressure2.1 Bar
Temperature Range105°C to 138°C

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