STT40 / STT70
General Information 1-3
1.2. Explanations and information
Various terms and designations are used in these operating instructions to ensure clarity.
Therefore please note that the terms used in the text stand for the corresponding explanations
listed below.
• Equipment: ”Equipment” can mean an individual unit, a machine or an installation.
• Operating personnel: The ”operating personnel” are persons operating the equipment under
their own responsibility or according to instructions.
• Operator: The ”operator” of the equipment (production manager, foreman, etc.) is the person
responsible for all production sequences. The operator instructs the operating personnel
what is to be done.
• Operating instructions: The ”operating instructions” describe the interaction of the equipment,
production sequences or methods. The operating instructions must be compiled by the
operator of the equipment.
• Equipment foreman: When several operating personnel work on one machine, the
”equipment foreman” coordinates the operating sequences. The equipment foreman must be
appointed by the operator.
• Trained personnel: ”Trained personnel” are persons whom, due to their training, are
authorized to carry out the required work.
1.3. Legal basis
See “Manufacturer’s Certificate” resp. “Certificate of Conformity”.
1.4. Field of application
This dryer has been manufactured to dry thermoplastic granules and regrind before processing.
This machine removes all remaining moisture from the granules both inside and out, regardless
of climate or ambient air conditions.
1.5. Notes on Usage
• Experienced operators can begin directly with the chapter on “Start-up” if the unit has been
properly installed.
• If the unit has not been installed yet, observe the instructions in the chapter on “Assembly
Instructions” and “Transport, Assembly and Storage”.