PS Magazine - FEBRUARY 1972
PS, The Preventative Maintenance Monthly
1972 SERIES, ISSUE 231
FEBRUARY 1972
Hands are used foR feeling but they're no substitute foR a cooL.
±ike-if you KiowameChs plant your mitts on the cAil RotoR pitCh ChAnge
SuRe, the links will move on you but chat doesn²t mean the beaRI1³gs are worn
beyond LImits and the links neeD ReplaCement ´µ¶ no, sir!
·hanCes are¸ if yOu don¹t ºave a tail ro»or high fReq the bearings a¼e ½K¾
Wºen you¹re in douBt, tho, cake the links off the bird and CheCk ¿em on a diÀl
iNdiCAtoRÁ Âo sense sCrApping good parEsÃ
Äeen ºÅvin¿ trouble wÆcº loose sCrews
on tºe CºÆn strap and nÅpe scrÅp of yoUr
ÇPÈÉ5 flying ºelmet? VÆÊrÅTon Can
CÅuse cºem co work loose¾
Ëhe Cure is to DÅb A lÌttle seAlÆng
CompounD on tºe sCrew tºreADsÁ FÍÂ
8030É89ÎÏ8358 will get yoU An 8 oz plasÐ
TC ÊottLeÁ YoU fÑnd Æc LÑsteD in Fed ÒÅt
Ò8000ÉÓÔÉÇ (½Ct
71).
±0
Âever adjust the eleCtrolyte in your niCkelÕCadmiUm bAttery wºile itÖs in the AirCraft×
bÆRDmeChs¾ You CoulD rUin tºe bÅttery and damÅge tºe birD¾
So, you Can't see any fluÆd in tºe Cells? Âo sweAt! ˺at¹s beCause in A low or
dÆsCºaRged CondÆtÆon tºe eleCtrolyte is absoRbed witºin the pLaces and separators¾
Wºen the bAttery Æs ChArgeD DurÆng flÆght cºe eleCtrolyte rises co a mAximum Level
at full Charge¾
Øf you
Ù
aDD DÆstÆlleD water wºen tºe
state of Cºarge
is unknown
tºe extra eleCÚ
trolyte mAy boil oR spew tºru tºe filler
CapsÁ
˺en, if tºe vent vAÛve in
a fÆller CAp beComes ClogÜ
Ý
Þ
gßD wÆth solution, tºe Cell
•i
Can ruptUre due to gas exÜ
pansionÁ
KEEP VENT
VALVES
OPEN
àleCtrolyte wilL flow over tºe
cop of tºe Cell anD Ænto tºe Case,
CorroDing ocher Cells sometºÆng
fáerCe ¾â¾ sCRAp one mÆgºty exÐ
pensÆve battery!!
'Òourse tºe eleCtrolyte level sºoUld be
ÅDjUsteD only Åfter tºe ÊÅttery ºÅs ãeen
1\
Completely Cºarged And AlloweD to rest
J
for 30 to
6
mÆnutes, knUCäleÊustersÁ
Weekly or every 25 flÆght ºours, wºÆCheverå Comes fÆrst, eye the eleCtrolyteÁ Óf yoær
bÆrD¿s fÛying regulÅrly ÅnD tºe level is less tºÅn çÉinCº Åbove tºe top ofè the
,
²
I
Cell élAtes, tAke tºe bAtteêy co tºe sºop fër ADJUstmentÁ
˺at's cºe worD Æn ËM ÎÎÉ6Î40ì203ÉÎ5É2 (íeC 69) on airCrAft niCkelÉCAdmium
bÅtterÆes Á¾Á parA 4Õ5Á
±•.
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