AEG 63Z Instruction Manual page 17

Manual for Model 63Z
Threading the upper thread
2. Draw the thread from the spool
through the upper thread guide.
3. Guide the thread around the thread
guide pulling the thread through the
pre-tension spring as illustrated.
4. Thread the tension module by passing
the thread between the silver discs.
5. Then, down and around the check
spring holder.
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