KiSC issued
09, 2007 A
Checking Gap between Shaft and Bush
(Magnet Switch Type)
1 )
Measu re the
i
nside d iameters of the beari ng bush
i
ngs on
the side of the d
ri
ve and comm utator.
2) Measu re the
d rive-side
and
comm utator-side shaf t
d iameters and calculate the gap.
3)
I
f the ga p exceeds the allowa ble
l i
mi t, use an u ndersi ze
bush.
•
Dia
-
me
-
ter
-
s
of
-
sh
-
aft
-
and
-
bu
-
sh
-
-
96
Cl)
Checking Bearing (Reduction Type)
1 ) Apply torq ue to the
i
n ner ri n g with you r fin ger ti ps and
check to see if
i
t tu rns smoothl y.
2) Check to see if there a re a ny stran ge noises when d ri ven
quickl y.
D1102-B, D1302-B
Drive shaft dia.
12.5mm, 0.4921 in.
Commutator shaft dia.
12.5mm, 0.4921 in.
Drive bushing ID
1 2.54mm, 0.4937 in.
Commutator bushing ID
12.56mm, 0.4945 in.
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