The printer needs only minimal cleaning to keep it in good condition.
Do not touch inside the printer except when instructed to do so in the printer's documentation. Otherwise, it may result in fire or electric shock.
Do not use any kind of combustible gases such as air dusters or dust sprays inside or around this product the printer. Otherwise it may result in fire or explosion.
Do not use volatile chemicals such as benzine, thinner, or alcohol to clean the printer. Otherwise, the chemicals may damage the printer's components and the case.
Do not get the printer wet.
Do not clean the printer with a hard brash or a hard cloth. Otherwise, the printer may be damaged.