PS Magazine - TB 43-PS-433
PS, The Preventative Maintenance Monthly
ISSUE 433
DECEMBER 1988
oear
Windy,
d
abOut
AVUM
we're
cOnfuse
ur aircraft
Dear Mr. C±F±R±,
.
nts
On
O
±
requIreme
±
batterIes
²
The commo headshed chAnged the
nickeF-cadmRum
fusing is the
²VUM preventive maintenance checks
Especially
cOn
bet³een
and services fom weekly to 30 days
required inte
"
al
eTectrOT
y
e level
or eve³ 25 ´Light hours by CERCOM
inspectiOns´ t
e
e
eTectrical leakage
Msg DRSEµ-ME¶SPF 241830Z Oct 80·
heck aNd th
They dele¸ed the electrolyte level
c
l
testµ
bet³een
uNR
check in ¹bºe 4-1 o» ¸he TM at the
Ts the inte¶al
4_ 1
Of the
¼½
same ti¾e±
pMCS
in
·able
?
The electrical leAkAge tes¸ is still
³eekly
Or
3
¸
t
d
:
±
1evel check
required, but the test procedures have
¹s thº eTºc
.
changed because the ¿NIPSMÀ45
still required»
²
leakage test stRll
¾ultimeter has replaced the
¹s thº eFectrRcal
TS-352Á/U ¾ultimeter.
required
?
C
W
3
c.f±R±
The new procedures wÂlº be spelled
_
_±
²³
±²
out Ân the revised TM± Until it's
³0
published, though, hereÃs hoW ¸o test
»or leakage with the ²N!PSMÀÄ5:
DEC 88
aÅrcraÆ wiring at the batte³
connector.
2. Set your multimeter »or 0-10
a¾ps.
3Ç Ènstall the (V) terÉinal o» shunt
¸o (VÊËÌ jack on ¾eter. Ènstall (COM)
Í
terminal o» shunt to (COM) jack on
¾eter.
4± Ènstalº red lead on sHunt to ( +)
jack on shunt and the black lead to
(Î)jack.
DEC 88
5± Set the meter sWitches:
•
Power switch I
•
(V) ÏnctÂon switch ÈN
•
(200¾vÌ raÐge swÂtch ÈN
A´/d´
and
Power
ON
²eak holD out
•
Peak hold switch OUT
•
SWitch under peak hold switch
toÑ
6.
Touch the red test probe o» meter
to ( +) batte³ ter¾inal. Place the
black probe o» the ¾eter to a paint-Òee
suÓÔace o» the ¾etal batte³ caseÕ È»
'
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