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Summary of Contents for Mountz STC 30 Plus
- Page 1 STC 30 Plus v4.1 Operation Instructions (Rev 1.0 8/8/08) RoHS Power Supply for Electric Screwdrivers Corporate Headquarters: 1080 North 11th Street, San Jose, CA 95112 Phone: (408) 292-2214 Fax: (408) 292-2733 www.etorque.com...
- Page 2 Connecting Electric Screwdriver Before connecting the electric screwdriver, make sure the little switch in the lower bottom right of the STC 30 Plus (v4.1) is positioned in the proper setting (EF or K). See diagram. Only operate tool in proper “Mode” setting.
- Page 3 Note! The STC 30 Plus models that are designed with Double Hit Mode and Soft Start mode features are not functional with any BF- Series electric screwdrivers. The Double Hit Mode and Soft Start mode features are built-in to the “Plus” models of the BF- Series electric screwdrivers.
- Page 4 STC30 Plus (v4.1) Transformer (Rev 1.0 8/8/08) Connector and Cables (These cables are included with Scout Screw Counter) Cable for connecting Scout to the STC30 Plus (Item #14-801120) RJ-11 Pin No. Color Function Modular Jack Solid Orange Not Used White/Orange Stop Signal Cable Blue...
- Page 5 STC30 Plus (v4.1) Transformer (Rev 1.0 8/8/08) PLC connections STC30 Plus Electric Screwdriver Scout Screw Counter Signal Out Fastening Start Fastening Stop Signal In Signal In Cycle Start Driver Lock Signal Out Driver Lock Cycle End Buzzer Interface for Start / Stop Signal & Driver Lock 12 VDC (+) STC30 Plus (4.0) Torque Up (Orange)
- Page 6 (Rev 1.0 8/8/08) U-3 Interface Converter (STC 30 Plus Accessory) The PLC interface converter provides three types of signals by converting the open collector signal from STC 30 Plus. Model: U-3 Item #145619 Size (WxDxH): 3" x 2 3/8" x 3/4"...
- Page 7 STC30 Plus (v4.1) Transformer (Rev 1.0 8/8/08) Trouble Shooting 1. PL ( LED ) PL does not turn on the light when the AC power switch is turned on Test output voltage between pin no.1 and 5 of the 5-Pin connector. 1-1.
- Page 8 STC30 Plus (v4.1) Transformer (Rev 1.0 8/8/08) Trouble Shooting 5. Screwdriver RPM The rotation speed of the screwdriver is not same as the selected one. Test the voltage between pin #1 and 5. If the reading is not same 20 /30/ 38V as the set position EF with Low/ K with Low/ K with High, check and replace the voltage selector switch (slide switch).
- Page 9 STC30 Plus (v4.1) Transformer (Rev 1.0 8/8/08) Step 01 Check Q33, Q31. Mostly you can find burn, ark or broken evidence visually with a damaged one. Q33 is more open than Q31 in damaged condition. If you didn't find any evidence of failure, please test the component with multi-tester as below. Step 01 Step 02 With the failure of Q33 and Q31, the following components are commonly damaged, too.
- Page 10 STC30 Plus (v4.1) Transformer (Rev 1.0 8/8/08) * Damaged Fuse make Open by short circuit test * Damaged Thermistor make Open by short circuit test * Rectifier should make Open between + / - lead by resistor test mode Page 10 Corporate Headquarters: 1080 North 11th Street, San Jose, CA 95112 Phone: (408) 292-2214 Fax: (408) 292-2733 www.etorque.com...
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