Brother B830 Series User Manual

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• These disassembly procedures are for model l T2 -8832 -403A. Other twin needle lock stitch machines may be
disassembled on the basis of these procedures.
ITJ COVER
Procedures
1. Loosen thumb screw 0. remove step screw 8 and washer 8. and remove the face plate 8.
2. Remove two screws 8 and remove top cover 0.
3. Remove bed slideR G and bed slide L 0.
4. Loosen screw Cl) and remove bed slide F 4]).
5. Remove two screws 4B and remove cover G).
6. Remove two screws CD and remove synchronizer cover 49 and washer (D.
7. Remove two screws 41 and remove needle position detector G).
[]] PRESSER MECHANISM
Procedures
1. Loosen two screws 0 and remove two needles f).
2. Loosen two screws 8 and remove thread wiper R 8 and thread wiper L 8.
3. Remove screw 0 and. after raising presser lift lever 8. remove presser foot 0.
4. Remove stud screw CD and remove knee lifter lever spring CD and knee lifter lever G).
5. Remove two screws 48 and connecting rod knee lifting joint ball bearing 8. Remove tension release connecting rod CD
(tension release indicating plate.)
6. Loosen presser adjustment screw
0 and remove spring Cl).
7. Remove presser bar lifter guide 8.
8. Loosen flat screws G) and remove presser bar G). (Presser bar guide bracket fD. presser bar lifter fl. and presser bar
guide
fJ) disconnect.)
• Tension release shaft e disconnects when the machine is turned over.
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From the library of: Superior Sewing Machine & Supply LLC

Brother B830 Series Specifications

General

Brand	Brother
Model	B830 Series
Category	Sewing Machine
Language	English