Service Manual



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The manual is split into multi parts. Pictures are the original but the type has been reset for clarity. This manual was intended for trained engineers -- only take on jobs that your are comfortable with

Part One - Index
Part 2 –– Part 3 –– Part 4 –– Part 5 –– Part 6 –– Part 7 –– Part 8 –– Part 9 –– Part 10 –– Part 11 –– Part 12 –– Part 13 –– Part 14 –– Part 15 –– Part 16 –– Part 17 –– Part 18 –– Part 19 –– Part 20 –– Part 21 –– Part 22 –– Part 23 –– Part 24 –– Part 25 –– Part 26 –– Part 27 –– Part 28

Part 2 –– Part 3 –– Part 4 –– Part 5 –– Part 6 –– Part 7 –– Part 8 –– Part 9 –– Part 10 –– Part 11 –– Part 12 –– Part 13 –– Part 14 –– Part 15 –– Part 16 –– Part 17 –– Part 18 –– Part 19 –– Part 20 –– Part 21 –– Part 22 –– Part 23 –– Part 24 –– Part 25 –– Part 26 –– Part 27 –– Part 28

Adjustments

Arm shaft, horizontal–––––––––––12
Upright –––––––––––––––––––––12
Description –––––––––––––––––– 2
Feed dog, height–––––––––––––––6
/ throat plate–––––––––––––––––– 6
Feed rock shafts ––––––––––––––13
Hints, for adjusters–––––––––––– 25
Hook, in relation to needle––––––– 9
Timing 9 Hook shaft –––––––––– 13
Inspection ––––––––––––––––––– 3
Lubrication, machine––––––––––––3
Motor 4 Needle bar bushing––––––8
Heigh t–––––––––––––––––––––– 8
Presser foot, heigh t–––––––––––– 5
Pressure, bobbin winder ––––––––11
Principal parts –––––––––––––––– 2
Take-up spring, stroke ––––––––– 10
Pressure –––––––––––––––––––– 10
Tension, bobbin thread –––––––––11
Needle thread –––––––––––––––– 10

Removals and Replacements

Arm shaft, connection belt––––––– 23
Horizontal––––––––––––––––––– 23
Upright –––––––––––––––––––––22
Bobbin case base ––––––––––––– 15
Feed forked connection –––––––––21
Feed lifting rock shaft ––––––––––20
Connecting rod ––––––––––––––– 21
Feed regulator ––––––––––––––––18
Feed rock shaft ––––––––––––––– 19
Hand wheel –––––––––––––––––– 19
Hook, rotating –––––––––––––––– 18
Hook shaft (gear driven) –––––––– 18
Hook shaft (belt driven) –––––––––19
Motor –––––––––––––––––––––––24
Needle bar ––––––––––––––––––– 14
Needle thread take-up –––––––––––15
Needle thread tension –––––––––––15
Presser bar ––––––––––––––––––– 14