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Mav.
31. 2012
9:22AM
No.
l5l0
P
48
MAINTENANCE
Page
45
REPLACEMENT
OF
AUXILIABY $WITCI{
ITUAFN-IC]
Do nor
,epraoe
rho Auxiriery
Switah
with
tm
cltcult
breaker
in
the
Conneated or Te$t Poiition. Tutn
off
and lock
ort
Main and Control Citauit Powet b€for:
Servicing.
ftrwARlllilgl
son6r,r,
rhar
rh€
crrcurt
breaker
indicrtort
show'DISCHARGED-
(whltel
tnd
"OPEN' lgrean) bafote servlclng,
Tools
B6quir6d:
Ohm mstor
Phillips Screwdrivet
PROCEDURE:
1)
Bafora beginning reFlacement, confirm
the
numbor
of
contacts
on
th6
replacement auxlllary switch
Ere
correct
(5 NO, 5
NC),
2l
Ramovs
the front cover of the circuit
breaker.
3l
Disconnsct thB link from the main shaft
of the
operating machanism
bY
removing th6 screw (Fig. 56).
4)
Remova
ths four sctews which sttach
the
auxiliary
switch
to
the
circuil
braaker (Fig. 57).
5l
RBmove
wires
conneclgd
to
th€
auxlliary Bwitch.
iIOTE:
Matk thB auxiliary switch
terminel
numbers
on the wir€ t€rminals to
prevent mis-wiring.
6l
Re-attachthe
wire$totho
nsw
tuxiliary
switch.
NOTE;
When rotatad to th6 ptoper poBition,
the
auxiliary
terminal
numbets
11
,2,5,6,,.1Yt ill
be
on the
front
sid6.
7l
Mount the switch in the circuit brsaksr
and
tighten tha four screws that
hold
ths switch in
Place.
8)
Connect the llnk
to th€
main shaft
of
the
mechaniem and tighten
thg Bcl6w
to seouro ln
PlacB'
Fig,
66
Disconnist th6
Link
Fi!.
57
Bsmove
fte
4 Sctew*
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