Head Frame And Frame Arm Led Sewing Light - Bernina B 590 Service And Maintenance Manual

4.2.11 Head frame and frame arm LED sewing light

4.2.11.1 Head frame LED sewing light
See ESD-related note
Disassembly:
• Remove the covers (see 4.1)
• Picture 1 - Unplug PCBA-Base connector b.
• Picture 2 - Remove two clips d and remove wire
from harness.
• Picture 3 - Remove the black/white wire from cable
duct (marked in red).
• Picture 4 - Remove wire from guide (marked in
yellow).
• Picture 4 - Starting at the rear bottom left, remove
screws d T10 (M3x8 including washer) clockwise.
• The 3-part head frame sewing light is now freely
accessible.
Assembly:
• Picture 4 - Starting at the front top right, refit the 3-
part head frame sewing light. Refit and retighten
screws d T10 including washers.
• Picture 4 - Refit and lay wire in area marked with a
yellow circle.
• Picture 3 - Lay black/white wire into cable duct (marked
in red).
• Picture 2 - Bring wire into position and rethread into
harness. Refit two clips d.
• Picture 1 - Lay wires. Replug connector a.
• Refit covers (if appropriate).
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