User`s guide

100 AP-75740 – Rev 1.2 – 6/07/2011
5.1 DONE BY END USER
This section describes the periodical services required on a ValueJet 1204 series printer. The periodical
maintenance ensures stable printout quality of the machine. In the periodical maintenance, some service
parts need to be checked, cleaned ore replaced.
Important
• Be sure to wear gloves when working with inks or cleaning liquid.
Caution
• Be sure to switch OFF the printer and to disconnect the power plug when cleaning it.
• Do not use volatile solvents such as thinners, benzene or alcohol. These solvents could damage
the printer.
• Be careful that moisture does not enter the printer. There is a possibility that electric circuits
inside the printer get short circuited.
• Do not open the covers attached with screws. There is the possibility of an electric shock or
printer breakdown.
maintenance frequency
Outer case
Daily
Inside the printer
Head cleaning
If print becomes blurred or
incomplete
Cleaning the wiper Weekly
Replace the spitting box sponges Bi-monthly
Clean the media guide platen
Several times a year
Clean the timing fence
Clean the P-rear sensor surface
Clean the Y-rail
Clean the pressure rollers
Replacing waste fluid tank
***: Please contact your local Mutoh reseller for ordering parts.
5.1.1 Cleaning the outer case
Instruction: Use a soft cloth to wipe off the dust and possible dirt from the outer case.