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4. PROCEDURES OF DISASSEMBING/ASSEMBLING AND CAUTIONS
(1) Adjusting and assembling of the gear box (large)
Procedures of disassembling/assembling
™ Loosen setscrews 1 and remove the gear
box large cover 6.
™ Centering the horizontal feed cam
1) Remove feed spring 7 . (Not
necessary for A-SR)
2) Loosen setscrew 3 in horizontal feed
cam rod 4.
3) Loosen setscrews 2 in the feed
adjuster cover and adjust so that
horizontal feed rod 4 can smoothly
move up or down. Then tighten
setscrews 2.
4) Turn the handwheel and tighten
setscrew 3 in horizontal feed cam
rod 4 while performing the centering
of the horizontal feed cam. (Check
that torque is even in the all ranges.)
Hook driving
gear(small)
Feed adjuster
cover
Feed adjuster
Horizontal
feed cam
Horizontal
feed shaft
3
1
1
1
1
1
1
1
1
1
1
1
1
2
4
(Caution) Clearance provided between hook driving shaft rear metal 5 and hook driving gear
(large) is 0.05 ± 0.01 mm.
Hook driving
gear (large)
5
6
7
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