TM 9-2320-211-20
2-21. General Instructions
load, in parallel. Breaking voltmeter connections
disconnects the voltmeter.
a. Prior to performing any test with meters,
(5) Always connect the negative leads marked
observe the following instructions:
(--) first.
(1) Be sure of the test being made. To insure
(6) Always barely touch positive lead to its
correct testing, the sequence listed for individual
post to see if meter movement is in right direction
tests must be followed.
before firmly attaching to post,
(2) Always select a meter range higher than
b. The proper hook-up of the LVCT is very
the expected reading.
i m p o r t a n t in order to afford protection to the
( 3 ) Ammeters are always inserted in the
meters as well as to obtain accurate readings.
current carrying line in series. Breaking ammeter
c. For general location of electrical components,
connections opens the line.
refer to fig. 2-9.
(4) Voltmeters are always inserted across a
