Kyocera TASKalfa 7002i Service Manual page 1011

J1502: Conveying sensor non-arrival jam
The conveying sensor does not turn on after feed sensor 2 turns on or off during paper feed from cassette 2.
Step Check description
1 Checking the paper path
2 (When paper skews)
Checking the feed pulley
3 (When the paper skew
occurs) Relocating the
paper width guides
4 (When the paper skew
occurs) Checking the con-
veying guide
5 (When the paper convey-
ing delays) Checking the
feed pulley
6 (When the paper convey-
ing delays) Checking the
conveying cover
7 Checking the paper
8 Checking the paper
9 Checking the paper
Assumed cause
The paper is caught with a
piece of paper, etc.
Conveying capability of the
feed pulley is not enough.
The locations of the paper
width guides do not fit with
the paper size.
The paper is caught with
the conveying guide.
Conveying capability of the
feed pulley is not enough.
The conveying cover is
deformed.
The cut-end of the paper is
crushed.
The paper leading edge is
bent.
Paper gets curled down-
ward or waving.
7-151
Measures
A piece of paper or the for-
eign objects are adhered on
the conveying path, or if the
parts such as the guide or
the actuator has burrs,
remove them.
Clean the feed pulley sur-
face. If it is worn down,
replace it.
Relocate the paper width
guides to fit them with the
paper size.
Reinstall the conveying
guide. If there are burrs on
the conveying surface of the
conveying guide, remove
them. If not repaired, replace
it.
Clean the feed pulley sur-
face. If it is worn down,
replace it.
Check if conveying cover is
securely closed. If not closed
by deformation, etc., replace
it.
Fan the paper well and load it
by reversing the paper direc-
tion
Remove the bent paper.
Fix or replace paper. If it is
difficult to replace, relocate
the leading edge with the
trailing edge of the paper to
feed or turn over the paper,
and reinstall it.
2WA/2NJ/2RK
Reference
Detaching
and reat-
taching the
pickup pul-
ley, feed
pulley and
retard pul-
ley
Detaching
and reat-
taching the
pickup pul-
ley, feed
pulley and
retard pul-
ley