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Sterilizer Manufacturer:
Tuttnauer
Model of Sterilizer:
Problem Title:
Exhaust Problem of Tuttnauer E/EA/EK/EAK
Problem Description:
Exhaust Valve stays open all the time
Reasons
1. Wrong DC Power Suppy to the Exhaust Vavle

Solutions

1. Check between TP11 and TP1 the reading should be between 10 and 12 volts DC when the valve is off and 0 to 1 volt when the valve is on.

If TP11 is showing 0 to 1 volt constantly this indicates a control problem
If TP11 is between 10 and 12 volts and the valve is open then check for a ground short in the black wire going from the solenoid to the
Electronic Box

Remove the Solenoid Coil and check across the terminals for a short

Take apart the Plunger Assembly and clean any debris that may be stopping the Plunger from sliding back and forth.

Check the housing of the Plunger for any nicks or distortions that can cause the Plunger to become stuck.

The technical information is just to help sterilizer users as reference to do their trouble shooting.
no guarranty implied. For each specific technical help to do with sterilizers
or autoclaves, go to www.sterilizers.com ... or call 1-800-801-9934 Contact Us