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  TM 55-4920-244-14
NOTE
4-14. Trouble Analysis.
The expression "no tem-
diagnosing and correcting unsatisfactory opera-
perature indication" as
tion or failure of the tester or any of its com-
used herein will indicate
ponents. Each trouble symptom is followed by a
that galvanometers (GAL-
list of probable causes of trouble. The possible
VO-1) responds proper-
remedy recommended is described opposite the
ly to applicable mechani-
probable cause. Subsequent paragraphs in this
cal zero knob (para 2-
section assume that the tester is properly con-
When switch SW-6
nected to a 110 volt, 50 to 400 Hertz, ac power
is placed in RANGE po-
source and that switch positions, cable connec-
sition,
galvanometers
tions, etc, have been accomplished in accordance
(GALVO-1) does not re-
with paragraphs 2-4 through 2-18 for mode of
spond to changes of set-
operation attempted.
ting on temperature se-
lector knob. The expres-
sion "no rev per min in-
dication" indicates the
same circumstances re-
garding
galvanometers
(GALVO-2),
switch
SW-7, and R.P.M. knob.
NOTE
Always recheck test setup
thoroughly before assum-
ing tester is at fault.
All data on pages 4-4 thru 4-6 including figures 4-2, 4-3, 4-4, and 4-5 deleted.
Change
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