Flywheel Thrust Adjustment; Installation Of Motor Pulley; Tape Speed Adjustment - Marantz SUPERSCOPE CD-320 Service Data

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5A-5 Torqu. Adiunm.nr IPLAYI
Mouni the ext€ndsd partr a (two) ol the dùc leaf
spring on any one ol the.têpping pans ol the idler-
Adjurting rang€: 40 to 70 g.cm.
N O T E :
{l) To increare torquê, mount the extended parts on
"INCREAS€" ând ro decrease torque, mount
them on "DECREASE".
12) Check the take.up clulch lor slipping. when the
rê€l base is pâured, th€ wheel murt smoothly
roÈte. The wheel, when irragularly.otating or
siopping, ir not acc€ptable.
r{cFÉas€
o€cRE^S€
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5A-7 ln3i.ll.tion ot Motor Pull.Y
Check 10 eniure th.t â clsarance betw€en the DC
motor and pulley is 3.1 mm. lf out ol specificôtion
reposhion th€ pulleY ôs shown
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5A-8 T!p! Spê.d Adiu3rnxni
Mounr 3 kHz test ùpe on the sêÎ, and chêck to make
sure that the meter pointêr ôl a m€aluring inst.ument
{f.equency counter} indicates 3000 Hz 13% or less as
sp€cified. lf tape speed exceeds the high limit, rcplace
the pulley wirh a pull€y ol par$ No.4367262050 |f
thê speed ii lowsr than the low limit, replace it wath a
pullev ol pâ(s No.4367262040.
5A-6 Flyvrhoel Thruir Adiu3im.nt
Adiusr a clearance between the capstan tail ênd ând
thru.t b€aring to a rânge from 0.1 to 0.3 mm æ shown.
Adiust ths thrun screw in the flvwhe€l br.cket using
a Philips tc.ewdriver. Since the clearancê cannot be
dkectly mearured, capture a dirt.nce in an âxialstep of
the flywheel wilh ths s€nsibilitY. After âdjustment hat
completed, secur€ the thru.t screw wilh th€ sc.èw lock.
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