GE HEALTHCARE
DIRECTION 2307224-100, REVISION 6DISCOVERY LS SYSTEM SERVICE MANUAL
Chapter 6 - Table Page 221
6.5.4 Replacing the Secondary Base Motor Coupling
1.) Loosen the two coupling screws. (See 1 in Figure 6-148 for position; screws not shown.)
2.) Remove the four screws holding the motor on the motor base. (See 2 in
Figure 6-148).
3.) Refer to Figure 6-149. Push the coupling to close the gap between the coupling and the motor
flange, and push the motor to the side of the secondary base.
4.) Loosen the set screw holding the shaft. (No. 3 in Figure 6-148 and Figure 6-149), and push
the shaft into the clutch.
5.) Refer to Figure 6-150. Remove the motor coupling.
6.) Take the motor, insert the new coupling, and push the coupling to the motor flange.
7.) Put the motor in position next to the side of the secondary base.
8.) Refer to Figure 6-151.Using pliers, pull the shaft out of the clutch until the groove is visible, and
close the set screw.
9.) Move the motor to its operating position.
10.) Fasten the four screws connecting it to the motor base.
11.) Place the coupling between the two shafts and tighten the coupling screws.
6.5.5 Replacing the Secondary Base Motor Clutch
1.) Perform Steps 1-5 in Section 6.5.3.
2.) Release the set screw of the clutch friction plate (No. 1 in Figure 6-152), and push the plate
towards the potentiometer pulley.
Figure 6-152: Clutch Plates
3.) Release the M4 screw holding the clutch, rotate the clutch to the position shown in
Figure 6-152, and pull it out.
4.) Remove the clutch friction plate.
5.) Assemble the new clutch.
6.) Insert the shaft as far as possible with the key glued to it. (See 3 in Figure 6-152.)
7.) Perform steps 6-11 from Section 6.5.3.
1
2
3
Push
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