PS Magazine - TB 43-PS-437
PS, The Preventative Maintenance Monthly
ISSUE 437
APRIL 1989
ANn•c.12 SeriEs •±²Io
..
³
S
t:
[0
m
g
&
efre you Rush your radios to
DS
fr
repair, give a thought to the fur"A's±:
²ntenna ³F output
´
test set
²ntenna elements
²ntenna
R
cable
²ntenna matchiNg unit caBle.
Any one oµ these minor components
will cause major downtime on Your
³T-524 receiver-¶ransmitter.
WhEn UsIng thE A·/P³M-34 or A·/
¸³M¹182 radio test sEt, Like it says in
Para 3º14 or 3»15 oµ T¼ 11-5820-401-
20-1, make sure aLL caBLe connectors
are snug.
TIght´µ
COµµ´CtOR¶
b´fO·´
u¶Iµg
t´¶t´R
A loose connector or damaged cable wiLL make a poor contact or no contact
at all½ ¾ou'Ll get misLeading test results, Indicating a bad ³T.
¿
Àµ an antenna element contact is corroded or dir¶y, your ³T won't commuÁcate.
48
APr 89
¼ake
sure
element
contacts
are
shiny and tight so they'Ll make good
contact¿
Âye
the
antenna
CG»1773/Ã
R
caBLe and the CX»4722 matching unit
caBLe fr Breaks and cuts¿ Also, Look
at the connectors to make sure theY're
not dented or Bent or Have Broken pinsÄ
ANn¸¹-1 º»¼Er½¾m ³¿À
L
oose locknuts lead to twIsted and
broken wire inside Your inteÅcom's CÆ
2297, -2278 or »2299 controL BoxÄ Àµ
the Çocknuts are not snug, the receptaÈ
cles get tuÉed each tiÊe yoË connect
or disconnect aËdio pLugs¿
So,
keep the Locknuts, ÌS· 5310-
01-062-6473, on the audio accessory
jacks tÍght¿
AP± ²9
49
IF
ÁlÂMÃÄ ÅaBLÆ
is
1AaGE±
GE ³T
ÇÈPÉÊËÌÍF
a L´elµ¶:
C·B¸ W¹º» ¼£1w½ YOU¾
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ÎÏÐÑE ½¾»»E½¼¾rs
dÏmÏGEd?
ÒEpÑϽE 'Em
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