PS Magazine - TB 43-PS-437
PS, The Preventative Maintenance Monthly
ISSUE 437
APRIL 1989
I
lystron
power
amplifiers on
the
Vulcan's receiver-transmiTTer are beiNg
buRed ouT because some crewMen are
not Tuning the ampliFiers right. Do iT
like this:
4 ±emove aLl jeweLrY²liKe riNgs,
waTches
and
dogTags²be³re
You
sTart. ´ou're deaµing with
30,000
volTs
that can fry you in an insTant¶
4 ·est the TUning Tool in the ¸e¹
queNcy adjuster be³re you Tºne. If the
tool doesN'T read
6±
iT's bad. »uning
with a bad Tuning TooL buRs out the
power amplifier¶
¼»u½ The POWE¾ indicaTor O¿¿.
¼ PUsh in on The Tuning tooL as you
adjusT cavities
1² 2, 3,
and
5
to
3
on The
diaL indicator. DoN'T ³rce the caviTies'
screws harÀ against their stops. »haT
damages the KLysTroN. If you can'T geT
a
3
readingÁ TeLl your mechanic¶
Press
in for
¼Adjust caviTies
I³ 2, 3,
and
5
To The
new operaTing ¸eqUency. ·he power
aMpLiFier's now coarseÂtuned.
4
Energize the receiverÃtransmitTer.
´ou're Äeady To Åne Tune.
´µ
APR 89
4 GentLy now. Do not press in on
The TºNing tooL as yoº fiNe Tune. If you
M¶·¸
Rocket LauNcher .
.±
detenT
and
fÆring
mechanism pinch The deTenT boot,
causing hoLes. If The holes in the booT
are noT repairedÁ the operaTor's thumb
can Be pinched¶
ÇÈ easy fÆx is to get an old TÉre inner
Tube ¸om The moTor pool and cut ouT
a piece of TuBe
l¹/s
by
lº/s
inches.
Êse a KÈiË To remove The old BooT.
PuT silicone seaLanT, ÌSÌ
»040-00¼
»43½0»02,
aroÍnd The edges of The rºb¹
ber paTch¶
APr 89
´¾
press in, you bU½ out The KLystron.
Î1AdjUst caviTy
3
UnTil you geT a
peaK reading on The ±¿ ÏOWE± meter.
AdjusT cavity
3
down until the ¾¿
POWE¾ is cUT in haLfÐ
4·une caviTies
¿À 2Á
and
Â
to their
peaK ±¿ POWE± readings.
4ÇdjusT caviTy
3
up to peaK ±¿
POWE±.
»he
Klystron
power
aMpliFier's
tuned¶
STicK The patch on the launcher and
leT it dry oveRighTÑ
·he launcher's readY ³r action.
Improvised
²
1
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