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Radio Shack 22-218 owner manual

Models: 22-218

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1.Disconnect power from the circuit you are testing. Then unplug the power cord and remove any batteries.

2.Set the function selector to Rx1K W. Touch the probes together and adjust the OHMS ADJ. control to bring the pointer to the “0” position on the scale.

3.Touch the probes across the circuit or component you are testing. Read the results on the scale.

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Radio Shack 22-218 owner manual

Contents

8-RangeMultitester Please read before using this equipmentCat. No FEATURES Cautions A WORD ABOUT SAFETY Page Page Page Accuracy SPECIFICATIONSRanges Dimensions WeightOperating Temperature Storage TemperatureSPECIAL PANEL MARKINGS Page WARNINGS INSTALLING A BATTERY3. Remove the back of the meter Follow these steps to install the battery5.Replace the back and secure it with the screw WARNINGS REPLACING THE FUSEYour meter is protected by a 315 mA fuse Follow these steps to replace the fuse 5.Replace the back and secure it with the screw 3.Remove the back of the meter4.Replace the blown fuse with a new one Cautions OPERATIONWarnings MAKING ACCURATE MEASUREMENTS Page MEASURING VOLTAGE Zero AdjustmentMeasuring High Voltages Page Measuring DC Voltage 3.Read the voltage on the scale Follow these steps to measure DC voltage2.Connect the test probes to the circuit Measuring AC Voltage 3.Read the voltage on the scale Follow these steps to measure AC voltage2.Connect the test probes to the circuit Measuring 3-PhaseAC Voltage 600volts, the line-to-linevoltage would be 600 Volts x 1.732 = 1039.2 Volts Measuring AC Voltage on a DC Source Bias 1. Set the function selector to 150 mA DC MEASURING DC CURRENTPage WARNINGS MEASURING RESISTANCEPage Page MAINTENANCE Page Page We Service What We Sell RADIO SHACK A Division of Tandy Corporation