PS Magazine - SEPTEMBER 1980
PS, The Preventative Maintenance Monthly
ISSUE 334
SEPTEMBER 1980
'
!
1
A charged-up Dragon system is a
haPpY one. It also works prettY well.
But, forgetfulness or confusion can
wiPe that good stuff awaY, espec±allY
wiTh tHe Launch Effects ²ra±ner
(LE²) and The moniToring set. Exam³
1±
j
p´e: µurn to Change
5,
²able
3-3±
Ste¶
\±
²³
3
of µM
9-6920-480²12-1
(Feb
74).
It
1
³I
'
concerns the monitoring seT.
At the
end of
´
hours
battEry
cHaRging
TµE, aT
TEmpErATur±s
b
ET
wEE
n 5¶°F·
ARD
¸¸¹º
F, i²
»H¼
mET±³
nEE´lE dOEs NOT INDi-
cµtE
½n
t
H
E OP±r¶T·
zoNE whEN TH± M¸¹¸º
SElEct»r
Sw¾¿CÀ iS Án
t¼E
½
V¾L¹¿ ÀND
+VOLÂÃ
pO
ÄÁÅÁ
ONÁ
,
noT²y ÁupPOrT
mµiNT±NANC±.
When You Read the check in the
"·eference for ActiOn¸ column, next
To Step
3±
You ¹ight think iT means
.
thaT You wa±t for
8
hours after doing
±
STep
3
before You go on to SteP
4Æ
Not
º
so. Step
4
immediatelY follows Step
3.
' \
FacT is, You do Steps
3
and
4
after
8
´
±1²
hours of charging to determine
wheTher The meTer needle ±s in the
op»raTe zone. All clear?
ÇxÈÉÊNËl PÌWÉÊ
When You use external power on
\
The moniToring set, its nickel cadmium
batTeries still must be charged. ¼ou
didn'T read iT wrong. ¼our meter
should show batteries at least in The
r
µ
upPer Two-thirds of the Yellow band
±!JI²³´·
before using external power for train-
,
/JI
ing.
³
'
´\µ¶·¸
q
½Therwise, when the seT's batteries
a¾e weak, Y¿u'll get wrong or faultY
readiÀgs.
MÍÎÍÏ ÐÑÒdÓÔ
ÕÍÖ×?
ØXÙÚÛÐÜÓ
pÝÞÍß
©
use
àK
DÊyáâÉll BËããÉÊäÉå
DrY³cell batteÁÂs do a good job in
powering Your LE². BuT, past, present
and fuTure (almost cerTainlY), TheY can
W
!li_
mess up Your LE² wiTh corrosion.
TAKE DRY CEL²S OUt AFTER
USE³
¼ou've heard that one before, right?
So hoà come The batter±es geÄ left in
the LEµ?
At The leasT theY corrode the baTterY
tube. At the mosT theY ruin an
expensive
piece
of
equipment.
BaTteries won't stop corroding, so
somebodYÅs memorY has to improve.
AfTer use, Take 'em out. ²hink on it.
´7
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