Sterling STT 300 operating instructions Maintenance

Page 14

Dehumidified Air Dryer

When drying plastics which emit gases dangerous for human health, take care that the regenera- tion exhaust air is disposed of without polluting the environment. This will prevent danger to peo- ple and material!

Operate the dryer only if there is at least one drying hopper operating. This will prevent damage of material!

Maintenance

Before starting maintenance work, appoint a supervisor.

Inform the responsible personnel before maintenance work on the system is started. Caution: Danger of accidents!

Disconnect the equipment from mains supply before starting maintenance procedures to ensure that it cannot be switched on unintentionally. Caution: Danger of accidents!

All pipes, hoses and screwed connections should be checked regularly for leaks and damage. Any faults which arise should be corrected immediately. Danger of accidents!

Depressurise all compressed air piping before starting maintenance work. Danger of accidents!

The air filters should only be cleaned/replaced when the the main switch is off and the blower has stopped. This avoids injury and damage to equipment!

Any maintenance work on the equipment should only be started when the the main switch is off and the blower has stopped. This avoids injury and damage to equipment!

Check the v-belts of the blower only when the main switch is switched off and the blowers have stopped. Caution: Danger of accidents!

Open drying hoppers only if they are completely empty. Danger of accidents!

Never open drying hoppers while the device is in operation. Danger: Iinjury through burns!

Open drying hoppers only if they have been cooled down sufficiently. Danger: Injury through burns!

Before starting maintenance work wait until the drying cells, drying hoppers and air pipings have been cooled down sufficiently. Avoid touching any of these parts! Danger: Injury through burns!

Remove any granules remaining on the ground. Danger of accidents!

Arrest the wheels after installation if the dryer is mounted on a movable frame. This will prevent danger to people and material!

SM2-615

Safety instructions 2-4

Page 13 Page 15
Image 14
Page 13 Page 15
Contents Sterling Material Processing Parts and Service Department STT Sterling Material Processing Edition 05/02 Order confirmation numberSTT Table of Contents Transport, Assembly and Storage Spare parts list General Information General InformationDehumidified Air Dryer Dehumidified Air Dryer Fields of applications Dehumidified Air Dryer Explanations and informationLegal basis Safety instructions Safety instructionsDehumidified Air Dryer For your safety GeneralAssembly OperationMaintenance Dehumidified Air Dryer For the safety of the devices Start-up Start-upSTT Control system Key assignmentSTT Flow chart Indicator lamp messagesSTT Switching on the dryer Operation statusesPasswords STT Viewing the software-versionEdit LoginLogout Turning the devices on/off Timer on/offSTT Basic parameters Dryer on/offSTT Used air Act STT Entering dryer valuesRegeneration Heater Act Dew point maxReturn air cooler Target Return air cooler ActHopper entry X Act STT Entering hopper valuesHopper entry X Target Granules Target % = C Granules Act. CValve block moved in/moved out/error STT Observing processing statusTime STT Setting date and timeDate Language STT Viewing/changing language and contrastContrast Run on time drying blower -- 300 sec STT Changing parametersSelect Parameters ParametersExample STT Setting the timerXX on 0000 OFF 0000 XX = day Mo-Su STT Starting continuous operation Select Main menuSystem runtime STT Viewing system runtimeSelect System runtime XX hSTT Switching the dryer off Error and error correction Error and error correctionLED Alarm View Waiting messages NumberTotal messages DeleteOverflow Overflow warning On/OffSafety Switch Regeneration Blower Has Been Actuated Main Switch is OffSafety Temperature Limiter has been Activated Safety Switch Drying Blower Has Been ActuatedInsufficient Temperature Regeneration Heater Temperature Measurement Regeneration Heater DefectiveExcess Temperature Regeneration Heater Safety Switch Regeneration Heater Has Been ActuatedInsufficient Temperature Drying Heater Temperature Measurement Drying Heater DefectiveExcess Temperature Drying Heater Safety Switch Drying HeaterValve Error Hopper Temperature Measurement Granules Defective HopperExcess Temperature Granules Hopper Maintenance MaintenanceSTT STT Maintenance intervals STT Cleaning/renewing the air filters Return air filter Regeneration air filter Filter of the electrical cabinet STT Tensioning the V-belts Blower regeneration heater / Blower drying heater High-pressure blowers with frequency converter operation Servicing the accessoriesDisposing of the drying agent STT Changing the battery of the control system STT STT Resetting the control values Functional description Functional descriptionDew point dependent regeneration switch optional STT DryerSTT Drying hopper optional STT Return air cooler optional Connection to a pneumatic conveying system optional STT Hopper heaters optionalAutomatic motor flaps optional Transport, Assembly and Storage Transport, Assembly and StorageDehumidified Air Dryer Transport and Packing With a fork lift truckWith a workshop crane Dehumidified Air Dryer Assembly StorageAssembly instructions Assembly instructionsConnection of the air coolers optional Dehumidified Air Dryer Electrical connection Basic Equipment Technical DataTechnical Data Optional EquipmentDimension sheet Spare parts list Spare parts listPos. ID-number Description STT Return air coler optional Switching Cabinet and Operating UnitAccessories Flaps optionalElectrical manual Electrical manualAccessories AccessoriesAccessories Entering values on the OP 7 Entering Values Entering Numerical Values Entering Alphanumeric Values Step Procedure Entering Symbolic Values Accessories Flap control with Fuzzy-Logic Flap control with Fuzzy-Logic Control unit flap

STT 300 specifications

The Sterling STT 300 is a state-of-the-art vehicle designed for optimal performance and efficiency, aimed primarily at transportation and logistics companies. With its rugged construction and advanced technologies, this vehicle stands out in a competitive market.

One of the key features of the STT 300 is its powerful engine, which provides robust horsepower while maintaining excellent fuel efficiency. The engine is paired with an advanced transmission system that ensures smooth acceleration and seamless gear shifts. This combination not only enhances the overall driving experience but also contributes to lower operating costs over time.

The chassis of the Sterling STT 300 is built from high-strength materials, offering superior durability and the ability to handle heavy loads without compromising stability. Its suspension system is designed for optimal comfort, allowing for a smooth ride even on uneven terrain. This makes it an ideal choice for companies that require a reliable vehicle for both urban and rural deliveries.

In terms of technology, the STT 300 is equipped with a modern infotainment system that includes features such as navigation, Bluetooth connectivity, and multimedia capabilities. This ensures that drivers can stay connected and informed while on the road, enhancing both safety and productivity.

Safety is a paramount concern in vehicle design, and the STT 300 does not disappoint. It comes with an array of safety features, including advanced braking systems, stability control, and multiple airbags. This comprehensive suite of safety technologies helps protect both the driver and cargo during transport.

The interior of the Sterling STT 300 is designed for practicality and comfort, featuring ergonomic seating and a user-friendly dashboard layout. Ample storage space is provided for tools and other essentials, making it suitable for various logistical operations.

Furthermore, the vehicle is known for its environmental considerations, being compliant with stringent emissions standards. This not only benefits the planet but also enhances the brand's reputation among eco-conscious consumers.

In summary, the Sterling STT 300 combines power, efficiency, safety, and comfort, making it an excellent choice for transportation and logistics applications. Its robust build, advanced technologies, and commitment to sustainability position it as a leading option for businesses seeking reliable vehicle solutions.
Top Page Image Contents