Brother PR655 - Arm Bed and Base Frame Disconnection

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Lower shaft unit
Main unit
Disassembly Disassembly
1 Arm bed and base frame disconnection
1. Mark the position where the arm bed is attached to the base frame. Mark
the position on the base frame.
*Key point
• Marking prevents miss-location during re-assembly.
2. Remove the 4 screws 1 and the 4 plain washers (M8), and then remove
the arm bed from the base frame.
1
1
2 Idle pulley assembly removal
1. Remove the 4 screws 1, and then remove the 2 bushing pressers.
2. Remove the idle pulley assembly 1.
1
1 1
3 Idle pulley disassembly
1. Remove the 2 screws 1, and then remove the set screw collar, thrust
washer, idle pulley, and second thrust washer.
2. Remove the retaining ring E7 from the idle pulley shaft.
3. Remove the 2 ball bearings from the idle pulley.
1
1
Retaining rings E7