PS Magazine - TB 43-PS-427
PS, The Preventative Maintenance Monthly
ISSUE 427
JUNE 1988
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You can keep your Vulcan out of jams with these PM tips:
-.,
"
±² •
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±
.²
:
'
³
FEEL
THE
DC
FEEDER
guide raiLs for Looseness beFre
you Load a±o. Vibration shakes
the guide raiL screws Loose. The
-
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=
r-±²³´µ¶¸¹º»¼
- ±·²³´
-²
³
·
´
³>
·
¸
´µ
•´$µ¶
¹
º
_
¼
½
¾¿.
_¶ flL· ¸¹º»¼½¾¿ À
µ.¶¸¹
:º»¼
ÁÂ
·±
½¾¿ À
screws ²LL out and jam your VuL-
E
•
!
iµ
¶
¸¹º=
»
¼½¾¿
can. Your mecH can tigHten Loose
L
\"l
,ÁÂPÃ
screws.
LUBE THE MOUNT BEARÄ
INGS
at Least every six mOn³s,
like your ´µ says. THe mount
bearings often get Frgotten Dur¶
ing lubing and ·eeze up. A 4¸oz
bottLe of ´SA gets at the beariNgs
best. It's part of your expendable
supplies.
AZIMUTH LIGHT BUÅbÆ
TM
9Ç2350Ç300Ç
È0
and TM
9ÉÈ005Ê286ÊÈ0
tell you How to replace
tHe azimu³ indicator lamps, but not w¹tH wHat.
ºSº
6240Ê00Ê05ÈÊ4843
gets you ³e lamp.
Self½PRopelled Only
gEts thE azimutH
INDicat¾¿ LamÀ
pIcK Up BEFORE YOU MOVE OUTË
´oose objects, Like screwdrivErs, fall
beneath ³e ammo drUm and radar rack and catcH in the slip ring. The mo»nt Has
no power .
.. and your Vulcan's ¹n Fr big repairs.
´atcH tHe sa¼ty gate ¹n the mount, too. ½at prevents things ·om f¾¿ing unDer
tHe Àmmo drum and radar rack.
ÌÍ
JUÁ
ÎÎ
THe MuLtipLe ÁÂtegrated ´aser Ãngagement System (MÄÃS) only simulates
action, but ¹t can cause reaL problems fÅr the VuLcanÆLÇke no accuracy or power.
The weigHt of ÈÉ´ÃS can bendÆand even breakƳe boresigHt telescope
mounting bracket on ³e radar antenna. ½en you can't boresigHt ÊHe VuLcan and Ë
you can't be sure of accuracy.
After training witH Ì´ÃS, eyebaÍÎ ³e bracket, mechs.
i
it's bent or broken,
reporÏ it to ÐS.
MÑ´ÃS can aLso sHort out the distribution box. ½en wHen you go to the Òeld to
do real firiNg, VuLcans won't Òre.
Make sure tHat doesn't happen; use your multimeter to cHeck fÅr
330
volts at Óe
firing contact at ÊHe
W3
cabLe. CHeck it every ti
e after your unit's tRained witH
MÔ´ÃS.
2
T¾uch
¿ED À¿¾bE
t¾ Fi¿iNg
c¾NÂact
at
wÏ
cabLE
Ã
aND bLack
Ä
À¿¾bE t¾
g¿¾uND
JUÅ
ÎÎ
ÏÏÐ
V¾Lts
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