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5. Dial Stringing Procedure
Dial Pointer Ass'y
E35478-002
Roller "C''
@
Roller "D"
Roller "B"'
Tuning Shaft
(E35475-001)
From
or (E35484-003)
Roller ""D'"'
To Roller
TS Roller
alls Pealer
[Finish] }) || [Stare]
—3- "en
C'
a
wind
Tuning
Shaft
Dial Pointer
2-1/2
turns
-
Fig. 12
Fig. 13
Dial Drum
Dial Cord (E32757-019)
To Roller "A"
Fig. 11
wind 2-1/2 turns
_—_
Dial Drum (E35474-001)
Fig. 14
Procedure:
(1)
Remove a heatsink and an Audio Amp. P.C.Board Ass'y (TAP-256C), see page 8.
(2)
Remove the dial pointer and old dial cord.
(3)
Tie end of new dial cord to one end of dial spring, connect other end of dial spring of bottom right eye inside dial
drum, see Fig. 14.
(4)
Rotate the tuning capacitor dial drum to it's maximum counterclockwise.
(5)
Run the dial cord through the slot in the rim of dial drum.
(6)
Guide dial cord under and around rollers A, B, C and D. Keep the dial cord taut during this procedures.
(7)
Pull dial cord taut and wrap 2 turns counterclockwise around tuning shaft. Refer to Fig. 12.
(8)
Guide dial cord around roller E.
(9)
Guide dial cord under and around the dial drum and wind 2-1/2 turns counterclockwise, see Fig. 14.
(10)
Turn the tuning shaft to rotate the dial drum fully counterclockwise and fully clockwise to distribute the tensioning
along the dial cord.
(11)
Place the dial cord over and under the tabs on the rear of the dial pointer and place the dial pointer on the top of the
dial panel rail. Refer to Fig. 13.
(12)
Turn the tuning shaft clockwise. Slide the dial pointer to ZERO
(0) calibration marker on the logging scale while
holding tuning shaft fully clockwise. Cement the dial pointer to the dial cord to prevent the slippage. Allow cement
to dry thoroughly.
(13)
Check the dial calibration. Refer to FM/AM Alignment Procedures on page 9.
JR-S81
No. 2431
=f
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