Backspace Rack Removal; Shift Arm Removal. 3; Operational Cam Check Pawl - IBM Selectric Maintenance Manual

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FIGURE 36. Latch Pusher Removal
SH 1FT MAGNET ASSEMBLY REMOVAL
]. Remove the spring from the' hold armature (#], Figure 37).
2. Loosen the front mounting stud (#2, Figure 37).
3. Loosen the rear mounting screw (#3, Figure 37).
4. Slide the assembly forward and remove it.
5. The following adjustments should be checked after the
shi ft magnet assembly is removed:
a. Shift-magnet assembly adjustments
FIGURE 37. Shift Magnet
Ass~mbly
Removal
BACKSPACE RACK REMOVAL
]. Remove the motor.
2. Remove the backspace-rack spring (#], Figure 38).
3. Remove the three backspace-rack mounting studs (#2,
Figure 38), one of which is not shown, and remove the
rack.
4. The following adjustments should be checked after the
backspace rack is replaced:
a. Tab-I ever stop
b. Backspace rack
c. Intermediate lever
3-10
FIGURE 38. Backspace Rack Removal
SHIFT ARM REMOVAL
]. Position the carrier to the left and remove the right dust
cover.
2. Remove the shift-contact assembly (#], Figure 39).
3. Remove the shift-arm brace (#2, Figure 39).
4. Loosen the setscrews that hold the shift-arm pivot (#3,
Figure 39).
5. Rotate the head counterclockwise, remove the tape from
the shift-arm pulley, and put it on the tilt pulley.
6. Remove the shift-arm pivot and arm.
7. The following adjustments should be checked after the
shift-arm is replaced:
a. Typehead homing
b. Shift contact adjustments
FIGURE 39. Shift Arm Remova!
OPERATIONAL CAM CHECK PAWL AND ESCAPEMENT CAM
FOLLOWER REMOVAL
]. Position the carrier to the left and remove the right dust
cover.
2. Disconnect the escapement link (#], Figure 40).
3. Remove all C-clips from the check pawl shaft (#2, Fig-
ure 40).
4. Slide the shaft to the left until the desired part is free.
Note: Remove springs only as necessary.