Brother HE-800C - Mechanical and Operational Issues

HE-800C
11. TROUBLESHOOTING
92
11-18. Imperfect cutter function (imperfect material cutting)
Items with a “*” in the “Page” column should only be handled by a qualified technician.
Cause Check Remedy Page
Cutter Installation position of
cutter
Install the cutter so that its edge is aligned with the top
of the needle plate.
68*
Cutter blade
・ If blade is worn or chipped, sharpen it or replace it.
・ Replace with the special needle plate (optional).
*
Damage to cutter
mechanism parts
Loose screws
・Replace any parts that are damaged.
・Tighten any loose screws.
*
Cutter solenoid Check for a disconnected
cord.
Check that cutter sensor connector P7 on the main
P.C. board and cutter solenoid connector P2 on the
cutter P.C. board are properly connected.
10*
Solenoid stopper Nut Check if the nut is loose, and tighten it securely. *
Cutter sensor position
・Adjust the cutter sensor position.
・Check if the mounting screws are loose, and tighten
them securely.
*
Cutter bar guide Smoothness of cutter
operation
Adjust the cutter bar guide so that the cutter operates
smoothly with no play.
*
11-19. Cutter does not return
Items with a “*” in the “Page” column should only be handled by a qualified technician.
Cause Check Remedy Page
Cutter Cutter blade If blade is worn or chipped, sharpen it or replace it. *
Sticks in material Needle plate Replace with the special needle plate (optional). *
Cutter bar guide Smoothness of cutter
operation
Adjust the cutter bar guide so that the cutter operates
smoothly with no play.
*
4017Q
Cutter sensor
4.5

0.5 mm