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SECTION S 1 8-41 1 - 1 00
ARE ALL STATIONS
AFFECT EO
GROUND H LEAO
AT AFFECTED
STATION. PUT
CALL ON HOLD
CHECK FOR
FAULTY H LEAO
WIRING
Page 42
BSP S18·411-1 00·i01 1978-08-4 2.jpg
REPLACE
YES
4B6A KTU*
NO
CHECK WIRING
YES
OF HOLD KEY
TROUBLE
CLEARED
REPLACE
ASSOCIATED
484A KTU
Fig. 1 6-Connot Place Intercom Call On Hold
Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Oct 15, 2012 21:10:32
TROUBLE
CLEARED
PERFORI'I
DIAGNOSTICS
TEST NO. 8
*CALLS I'IAY BE GOING ON HOLO
BUT LAI'IP WINK FUNCTION IS NOT
OPERATING . REPLACE 486A KTU .
NO
YES
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