– 69 –
Adjustment procedures
Results of Improper adjustment
②
Forward/reverse stitch pitch of 2P feed adjustment
[Confirmation items before adjustment]
• Make sure that the forward/reverse feed adjustment is matching.
• Set the standard feed adjusting dial
❶
to “12”. (Because of the
mechanism, the 2P pitch can not be more than the standard pitch.)
1. Turn ON the 2P switch, and check pitches of forward and re-
verse stitches.
• When forward feed pitches are large.
⇒
To step 2. to 4.
• When reverse feed pitches are large.
⇒
To step 5. to 7.
2. Return to standard pitch (Turn OFF the 2P switch.), loosen
clamping screws
❾
of the feed adjusting pin support arm B
❽
.
(Be careful to loosen too much.)
At this time, fix the feed adjusting pin support arm B
❽
so that
it does not move out of position.
3. Slightly tilt the reverse feed lever
and tighten clamping
screws
❾
of the feed adjusting pin support arm B
❽
.
4. Return to step 1., check forward/reverse stitch length.
5. Return to standard pitch (Turn OFF the 2P switch.), loosen
clamping screws
❾
of the feed adjusting pin support arm B
❽
.
(Be careful to loosen too much.)
At this time, fix the feed adjusting pin support arm B
❽
so that
it does not move out of position.
6. Slightly turn the feed adjusting pin support arm B
❽
in the
direction of the arrow in Fig. B, and tighten clamping screws
❾
of the feed adjusting pin support arm B
❽
.
7. Return to step 1., check forward/reverse stitch lengths.
Содержание LU-2800 Series
Страница 92: ... 80 2 NEEDLE BAR COMPONENTS ...
Страница 93: ... 81 3 HOOK OPENNER COMPONENTS ...
Страница 94: ... 82 4 UPPER FEED COMPONENTS ...
Страница 95: ... 83 5 HAND LIFTER AUTO LIFTER COMPONENTS 6 KNEE LIFTER COMPONENTS FOR LU 2810 2860 ...
Страница 96: ... 84 7 LOWER FEED COMPONENTS ...
Страница 97: ... 85 LOWER FEED COMPONENTS FOR LU 2828 6 2828 7 ...
Страница 98: ... 86 8 FEED ADJUST COMPONENTS ...
Страница 99: ... 87 FEED ADJUST COMPONENTS FOR LU 2828 6 2828 7 ...
Страница 100: ... 88 FEED ADJUST COMPONENTS FOR LU 2818 7 2868 7 ...
Страница 101: ... 89 9 DL COMPONENTS FOR LU 2810 6 2810 7 2860 6 2860 7 10 AUTO BT COMPONENTS FOR LU 2810 7 2860 7 ...
Страница 102: ... 90 AUTO BT COMPONENTS FOR LU 2810 6 2860 6 2828 6 AUTO BT COMPONENTS FOR LU 2828 7 ...
Страница 103: ... 91 AUTO BT COMPONENTS FOR LU 2818 7 2868 7 ...
Страница 104: ... 92 11 THREAD TRIMMING COMPONENTS FOR LU 2810 6 2810 7 2860 6 2860 7 2828 6 2828 7 2818 7 2868 7 ...
Страница 105: ... 93 THREAD TRIMMING COMPONENTS FOR LU 2828 6 2828 7 ...
Страница 106: ... 94 12 THREAD TENSION COMPONENTS FOR LU 2810 2810 6 2810 7 2828 6 2828 7 2818 7 ...
Страница 107: ... 95 13 THREAD TENSION COMPONENTS FOR LU 2860 2860 6 2860 7 2868 7 ...
Страница 108: ... 96 14 TENSION RELEASE COMPONENTS FOR LU 2810 6 2810 7 2860 6 2860 7 2828 6 2828 7 2818 7 2868 7 ...
Страница 109: ... 97 15 BOBBIN WINDER COMPONENTS ...
Страница 110: ... 98 16 CONDENSE COMPONENTS FOR LU 2818 7 2868 7 ...
Страница 142: ......