PS Magazine - FEBRUARY 1986
PS, The Preventative Maintenance Monthly
ISSUE 399
FEBRUARY 1986
I
i
Dear Editor,
Adding a piece of string to your
switchboaR's batte± case is just
the thing to prevent bent and
broken retaining springs
and
spring cont²cts.
Fig
2-5
of TM
11±5805±262²12
shows how to remove the case.
YOu G³ab bo´h endS Of ´he Case
and Pull S´³aIGh´ ou´.
Trouble is, most fingeµ are too
big to get a hold on the l¶ft side
of the case. Many troops grab th¶
³iGht side and pull, forcing the left
end oUt of its cliPs· That¸s what
b³¶ak¹ and b¶nds sPrinGs ºnd
contºcts»
All yoU n¶ed to sºV¶ thOs¶
sP³inG¹ i¹ a Piece of st³ing·
¼t can b¶ ºs long as you want it,
bUt two feet should be Plenty.
Tie a loop in both ends. ½liP the
loops over the case before you in-
stalL it.
When it¸s time to remoVe the
case, just s¾ide the loops to eithe³
end and PULl the cas¶ out, keeP¿
ing even Pressure on both ends·
¼f yOu¸Ve already sprung your
sPrings, yoU cºn put some hold
back into them by squeezing
th¶À tOG¶th¶³ G¶ntlÁ· Ânc¶
tH¶Ã¸³e cLo¹¶ ¶noUGh to holÄ th¶
ź¹¶ ¹nUGly, ¹tOP ¹qU¶¶zinG»
Th¶ ÆÇ È³¶w
F
Æix,
NJ
Editor's note: Tha³ks
.fi1r
th´ l
I
p.
µ¶
SB·¸¸ Sw¹ºcHbOARD »¼
Ground Strap TRick
It takes a magician to get a smalL
eyelet on a big thumb bolt when you're
connecting your SB-22 sWitchboard to
an
MX½¾4¿/G
ground rod.
Befre caLling in Houdin±, do your
own sLe±ght oF hand by c²anging the
ground strap, NSN
À¿ÁÀ½Á¾½¾Â3ÿ¿Â7,
eyeLet ³roM an "O´ to a µC´ with a
cutt±ng tooL Like a ²acksaw. T²is ¶±lL let
the strap s·ug Up to t²e roD when yoU
t±ghten the bolt.
Or, you may want to cut o¸ the eyelet
and boLt the strap to t²e rod.
¹ake a Loop to run the ground strap
thrU the end oF your SBº22» Th±s saves
t¼e rUbber gaskE½ ¾om goUges and cuts.
¿yebALL ½he s¶±tchboardÀs ground
contactsÁ CLean Âem ±F they are corrodÃ
ed or d±rtyÄ
Use gRoundIng
Rod connecto±
PIn Your ±L-39
fÄÅ ÆÇ
The cotter p±n on yoUr
ÈLÉ39
reeL ±Å
no¶ a Un±t repLaced ±teÆ.
The ¼eadshed ±s chang±ng the Æa±nÇ
µÊ
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