Cycle Clutch Pulley Removal; Cord Replacement - IBM Selectric I/O Reference Manual

FIGURE 55. Carrier and Rocker Removal
CYCLE CLUTCH PULLEY REMOVAL
1. Perform the Cycle-Clutch and Cycle-Shaft removal.
2. Remove the IIC II c lip from the rotate be I !crank pi vot pi n
(#1, Figure 56).
3. Disconnect the rotate link from the rotate bellcrank
(not shown).
4. Remove IIcn clip and remove pivot pin (#2, Figure 56).
5. Push down on the rotate balance arm (#3, Figure 56)
and lift up on the rotate bellcrankuntil the two are
clear of each other and then remove the bellcrank.
6. Remove the cycle-clutch-latch spring (not shown).
7. Remove the bottom latch screw
I
loosen the top latch
screw and slide the latch up and out (#4, Figure 56).
8. Take the belt off the pulley and remove the pulley (#5,
Figure 56).
9. The following adjustments should be checked after the
cycle-clutch pulley is replaced.
a. Latch height
b. Cycle shaft end play
3
2
4 5
FIGURE 56. Cycle Clutch Pulley Removal
'3-15
c. Idler gears
d. Cycle-clutch spring
e. Cycle-clutch latch bite
f.
Damper-spring
g. Filter shaft timing
h. Print shaft timing
i. C 1 and C2 contact timing
CORD REPLACEMENT
NOTE: Remove the mai n spri ng •
1. With the carrier to the extreme right, feed the carrier re-
turn cord around the pu Ileys and connect to cord drum
(# 1, Figure 62) •
2. Connect carrier return cord to carri er usi ng long nose
pliers and spring hook (#2, Figure 62).
3. Disconnect clutch unlatching link (#1, Figure 63).
4. Manually latch the clutch and turn the machine by hand
until the carrier is pulled fully to the left.
5. Connect the escapement cord to the drum with about 1
turn of the cord on the drum (#2, Figure 63).
6. Connect tlie end of the cord to the carri er and then p !ace
it on the pulleys (#3, Figure 63).
7. Connect the clutch unlatching link.
8. Replace and adjust the main spring (5 turns) with the car-
rier resting at the extreme RH margin •.
CORD ADJUSTMENT
A time saving method of transport card adjustment may be ac-
compl ished by tying a knot in the end of the cord as close to
the hook as possible.
2
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FIGURE 57. Carrier Return Cord Replacement
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2
FIGURE 58. Escapement Cord Replacement