Sharp TMV Series, Service And Parts Manual

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(d) Trouble Shootings:
(A) TMV-185VS Head Stock
(1) Dismantling of TMV-185VS Motor (as shown in Figure 17):
a. Start the motor and turn the speed change handvvheel (A) to the position of 60RPM
appeared on the indicator to lower down the stationary motor van-disc to the lowest position.
b. Cut off the motor power source and take off wire pressboard and reversing switch.
c. Remove motor pulley cover (B) under the motor shaft. Then, use the two hexagonal concave
bolts (C) that locked the bearing housing to insert into the two holes of the speed change
spring pieces' (D). Lock into the motor vari-disc (E) and evenly lock up the two bolts (C).
Push down the speed change spring (F) so as to separate it from the retainer ring (G).
d. Take out the retainer ring (G).
e. Take off the two hexagonal bolts (H) that locked the motor. The motor may be lifted op.
Motor vari-disc (E) and speed change belt are still kept inside the belt housing.
f. Once the motor is replaced, just reverse the order of dismantling.