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Page Title:
Disassembly of Front Plate Components |
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|  that the smallest detent is in con-
drive assembly (4) and mounting
tact with clip No. 2 (white, black,
(3) and secure with two screws (1)
and orange lead).
and two washers (2).
(4) Mount hub (10) on the flatted shaft
e. Disassembly of Front Plate Compo-
of drum drive assembly (4).
(5) Mount dial hub (17), memory drum
Note. Components mounted on the front plate need
(16), and hub (15) on the shaft of
n o t be disassembled in the following order. Disas-
drum drive assembly (4). Locate
semble components as required for replacement or
the, manual tuning bar next to the
repair.
l e t t e r M on the dial hub (17).
(1) Removal of relay K1201.
(6) Replace and tighten nut (14) with a
(a) Remove two screws (18) and
socket wrench.
washers (19) and one screw (20),
(7) Mount the drum drive assembly (4)
washer (21), and spacer (22) to
on the front plate (13) and secure
remove relay K1201 (23) from
with two screws (8) and washers
front plate (13).
( 9 ) . Do not tighten the screws.
(8) Slide mounting (3) on the shaft of
bracket (24) by removing four
drum drive assembly (4) and
screws (25) and washers (26).
secure to front plate (13) with two
screws (8) and washers (9). Do not
(2) Removal of relay K1202.
(a) R e m o v e two screws (18) a n d
tighten the screws.
washers (19) and one screw (25)
(9) Position the drum drive assembly
and washer (26) to remove relay
(4) to prevent the shafts from bind-
K1202 (28) from front plate (13).
ing, and tighten all four screws (8).
(b) Separate bracket (29) from relay
Position the shaft of the drum drive
K 1 2 0 2 (28) by removing four
assembly (4) so that the flat side
screws (25) and washers (26).
faces the bottom edge of the fre-
(c) R e m o v e plate (27) from front
quency selector.
plate (13) by removing roundhead
(10) Raise the shaft of the drum drive
screw (31) and flathead screw
assembly (4) that engages switches
(30) .
S1206 (85) and S1205 (83) to obtain
(3) Removal of relay K1203.
optimum gear mesh of the miter
(a) R e m o v e two screws (18) and
gears between the two shafts on the
washers (19), and one screw (20),
drum drive assembly (4). Tighten
washer (21), and spacer (22) to
the setscrews on the hub (10) with
remove relay K1203 (33) from
a Bristo screwdriver.
the front plate.
(11) Place a thin coating of light-con-
(b) Separate bracket (34) from relay
sistency grease (para 127b ) on the
K 1 2 0 3 (33) by removing four
gear (12) on the shaft of the drum
screws (25) and washers (26) and
drive assembly (4); then position
cable clamp (35).
gear (12) one-sixteenth of an inch
(4) Removal of relay K1204.
f r o m the front plate (13), and
(a) Remove two screws (18) and
tighten clamp (11).
washers (19), and one screw (20),
(12) Mount the switch assembly (6) on
washer (21), and spacer (22) to
the drum drive assembly (4) and
remove relay K1204 (36) from
mounting (3). Use spacers (7) to
front plate (13).
position the switch assembly so
that the switch contacts line up with
bracket (37) by removing four
the pins on the memory drum (16).
screws (25) and washers (26).
S e c u r e with one screw (1) and
(5) Removal of dial assemblies, switch
was her (2) on each side of the
S1202, and jack J1201.
switch assembly.
(a) Remove the four retaining rings
(13) Mount the scale (5) on the drum
144
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