Brother International RH-9820 Instruction Manual - English - Page 111

the thread is trimmed., b Thread nipper D 1 should close immediately before

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9. STANDARD ADJUSTMENTS 2. The lower thread must go over the projection (9) on thread nipper M (8) and be held securely. To make sure this happens, check that the operations in (a), (b) and (c) below are all correct. 0552B 0553B (a) Thread nipper D (1) should open by 0.3 mm or more when the thread nipper opener (4) pushes down on the opener pin (10). (b) Thread nipper D (1) should close immediately before the thread is trimmed. 0.3 mm or more (c) Thread nipper D (1) should not open when the thread trimmer arm (6) returns after thread trimming, so that the thread nipper opener (4) returns without going over the opener pin (10). 3. Once adjustment is complete, securely tighten the two 0554B screws (5). RH-9820 102

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9. STANDARD ADJUSTMENTS
RH-9820
102
2.
The lower thread must go over the projection (9) on thread
nipper M (8) and be held securely. To make sure this
happens, check that the operations in (a), (b) and (c)
below are all correct.
(a) Thread nipper D (1) should open by 0.3 mm or more
when the thread nipper opener (4) pushes down on the
opener pin (10).
(b) Thread nipper D (1) should close immediately before
the thread is trimmed.
0.3 mm
or more
(c) Thread nipper D (1) should not open when the thread
trimmer arm (6) returns after thread trimming, so that
the thread nipper opener (4) returns without going over
the opener pin (10).
3. Once adjustment is complete, securely tighten the two
screws (5).
0552B
0553B
0554B