Epson Stylus Pro 7400 - Required Maintenance Items

EPSON Stylus Pro 7400/7800/9400/9800 Revision B
Maintenance Overview 376
6.1.2 Required Maintenance Items
Be sure to check on the following items every time you service the printer.
 Cleaning of the Platen and Sub Platen
Brush down paper dust or dirt and then wipe them using OA cleaner. If the paper
suction holes are clogged with paper dust, etc., push the dust inside the printer with
a precision screwdriver or similar tool.
Item Points to be Checked Remedy
Platen, sub platen and L-
surface of the paper guide
Paper dust, foreign materials on
them
Cleaning
If ink has adhered to the
parts, wipe it off with a damp
cloth and then wipe with a
clean, dry cloth.
SCALE, CR
(A plate with slits on it used
for the CR Encoder
detection)
Paper dust, foreign materials on
them
Cleaning
Replace the Timing Fence If
it has scratches or is cracked.
Guide rail on the CR Guide
Frame
Foreign materials on it Cleaning
Sensors located in the paper
path
• IM (Ink Mark) Sensor
• P Rear Sensor, etc.
Foreign materials on them Cleaning
C A U T I O N
Be careful not to touch the following parts during the cleaning.
 Absorbers for borderless printing
 Rollers
 Print head guide
Absorbers for
borderless printing
Paper Suction Holes