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November 2003 © TOSHIBA TEC 4 - 27 e-STUDIO3511/4511 PREVENTIVE MAINTENANCE
4.8.3 Checking and cleaning of drum cleaning blade and transfer belt cleaning blade
(1) Handling precautions
Pay attention to the following points as the cleaning blade life is determined by the condition of its
edge:
• Do not allow hard objects to hit or rub against blade edge.
• Do not rub the edge with a cloth or soft pad.
• Do not leave oil (or fingerprints, etc.) on the edge.
• Do not apply solvents such as paint thinner to the blade.
• Do not allow paper fibers or dirt to contact the blade edge.
• Do not place the blade near a heat source.
(2) Cleaning procedure
Clean the blade edge with a cloth moistened with water and squeezed lightly.
4.8.4 Handling of drum cleaner brush
Do not touch the brush surface with bare hands.
4.8.5 Handling of transfer belt
(1) Do not touch the transfer belt surface with bare hands.
(2) Prevent oil or other foreign matter from adhering to the transfer belt surface.
(3) Do not touch the transfer belt with alcohol or any other organic solvent.
(4) Do not apply external pressure that might scratch the transfer belt.
(5) When replacing the belt and transfer belt cleaning unit, apply patting powder sufficiently and
evenly. Otherwise, it may reduce the cleaning efficiency.
(6) When replacing the transfer belt, clean the drive roller-1 drive roller-2, and tension roller with a
solvent such as alcohol, and then attach the transfer belt.
4.8.6 Checking and cleaning of fuser belt and pressure roller
(1) Handling precautions
Fuser belt
• Do not touch the fuser belt surface with bare hands.
• Prevent oil or other foreign matter from staining the fuser belt surface.
• Do not allow alcohol or any other organic solvent to contact with the fuser belt.
• Do not apply external pressure that might scratch the fuser belt.
Pressure roller
• Do not leave any oil (fingerprints, etc.) on the pressure roller.
• Be careful not to allow any hard object to hit or rub against the pressure roller, or it may be
damaged, possibly resulting in poor cleaning.
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