Section III. PRELIMINARY OPERATIONS

TB 55-4920-343-35/1

2-2.

Accessories Required.

Table 2-2 identifies the specific accessories required for this procedure.

The accessories may be substituted by

equivalent items

Table 2-2. Required Accessories

Item

No.

Common name

1Accessory identification

*ELECTRICAL LEAD

24-in, No. 18, single banana

plug termination (red)

*ELECTRICAL LEAD

24-in, No. 18, single banana

plug termination (black)

**ADAPTER CONNECTOR

Banana jack to alligator

ELECTRICAL LEAD

36" RG-58/U, BNC plug with

alligator clips

*Two required

** Three required

1See footnote following table 2-1.

Section III. PRELIMINARY OPERATIONS

3-1.

Preliminary Instructions.

a. Personnel should familiarize themselves with the entire procedure prior to performing calibration.

b. Items of equipment used in this procedure are referenced within the text by common name and item

identification number as listed in table 2-1 and 2-2.

WARNING

HIGH VOLTAGE is used during the performance of this calibration. DEATH ON CONTACT

may result if personnel fail to observe safety precautions.

3-2.

Equipment Setup.

a. Remove test instrument from protective cover as required for adjustments.

b. Mechanically zero the test instrument meter.

c. Set S1 and S2 switches on test instrument to OFF.

d. Connect the power cable on test instrument to 115 vac, 400-Hz 3-phase power source.