Brother PE-300S, Service Manual

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1. DISASSEMBLY AND REASSEMBLY OF THE OUTER PARTS AND MAIN
PARTS (SEWING MACHINE)
Disassembly
1.
Remove both screws from needle plate, remove needle plate, remove inner rotary hook.
2. Remove screw from face plate, remove face plate to the left side.
3. Remove all 3 screws from front cover, remove front cover.
4. Remove SS (start/stop) VR board connectors from main PC board.
5. Remove all 10 connectors, remove 3 screws, remove main PC board.
6. Remove both screws from connector set plate. Sever binder. Remove connectors and connector set plate
together.
7. Remove both connectors from NP (needle position) board, remove both screws, remove both NP (needle
position) board and set plate C together.
8. Remove screw from plug case.
9. Remove 4 screws from rear cover, remove rear cover from machine.
Disassembly Points
3. Front and rear covers are fastened together via screws and guide in 5 places. After unfastening screws,
first remove both guide from bed, and remove front cover.
Next, remove guide in bed section of front cover from thread guide plate. While holding bottom, turn and
remove front cover. (When doing this, raise thread take-up lever to its highest position to prevent possible
damage.)
5. After removing connectors, pull connector set plate straight out.
* Do not touch surface of boards that have been removed to avoid damage to them that could be caused
via static electricity. When carrying boards, hold along the edges of board as you would a CD or record
album.
9. Make sure that bed section of rear cover does not catch onto presser foot lift. Hold bottom of arm bed and
remove rear cover.