Sterling 238, 882, 0 manual Making Electrical Connections, tight

Models: 238 0 882

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filter, regulator, and shutoff valve are recommended components of your in-plant compressed air supply.

You may need to install an accumulator in your air supply system to enhance blowback effectiveness if your system cannot consistently meet these requirements. Make sure you use full-sized 1/2” diameter pipe or tubing when making connections.

4-8 Making Electrical Connections

The controller you selected is shipped pre-wired to the hopper loader. Units are supplied with a power cord with plug wired to the control unit, ready to plug into an appropriately grounded three- prong receptacle.

Make sure that the material demand sensor is installed with the proper amount of clearance, and that it is free of obstructions.

If the installation has the hopper loader wired directly to a power main, you must install a fused disconnect with lockout to allow safe operation and maintenance. Make sure all connections are

tight.

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Powder Hopper Loaders

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Sterling 238, 882, 0 manual Making Electrical Connections, tight