The Scanner Does Not Travel; Paper Jams; Belt - Kyocera KM-4230 Service Manual

2A3/4
Problem
(4)
The scanner
does not
travel.
(5)
Multiple sheets
of paper are
fed at one
time.
(6)

Paper jams.

(7)
Toner drops
on the paper
conveying
path.
3-6-98
Causes/check procedures
Check if the scanner wire is
loose.
The scanner motor malfunc-
tions.
Check if the lower paper feed
pulley is worn.
Check if the paper is curled.
Check if the paper is exces-
sively curled.
Deformed guides along the pa-
per conveying path.
Check if the contact between
the upper and lower registration
rollers is correct.
Check if the separation charger
wire in the transfer charger as-
sembly is broken.
Check if the paper conveying
belt is off the paper conveying
pulleys.
Check if the fixing unit upper or
lower left guide is deformed.
Check if the press roller is ex-
tremely dirty or deformed.
Check if the contact between
the heat roller and its separa-
tion claws is correct.
Check if the contact between
the eject roller and pulley is
correct.
Check if the developing unit is
extremely dirty.
Corrective measures
Reinstall the scanner wire (see
page 3-3-24).
See page 3-6-74.
Replace the lower paper feed
pulley if it is worn (see page
3-3-3).
Change the paper.
Change the paper.
Check visually and repair or
replace any deformed guides.
Remedy if necessary. Replace
the pressure spring if it is de-
formed.
Replace the separation charger
wire if it is broken (see page
3-3-56).
Remedy.
Repair or replace.
Clean or replace the press
roller.
Repair if any springs are off the
separation claws.
Repair if a pressure spring is off
the eject pulley.
Clean the developing unit.