2-98 Service Manual
5021-0XX
Waste toner feed service check
Step Questions / actions Yes No
1 Is transfer belt unit cleaning
roller properly installed.
Go to step 2. Properly install
cleaning roller.
2 Check cleaning roller clutch
gear (located inside printer)
for damage. Is cleaning
roller clutch damaged?
Replace
cleaning roller
clutch.
Go to step 3.
3 Check waste toner bottle
for overflow. Is waste toner
overflowing?
Go to “Waste
toner bottle
service check”
on page 2-97.
Go to step 4.
4 Check waste toner auger
for damage. Is waste toner
auger damaged?
Replace waste
toner auger. See
“Waste toner
auger removal”
on page 4-72.
Go to step 5.
5 Check waste toner agitator
for damage. Is waste toner
agitator damaged?
Replace waste
toner agitator.
See “Waste
toner agitator
removal” on
page 4-73.
Go to step 6.
6 Inspect waste toner feeder
and opening in bottom of
printer. Is waste toner
feeder damaged?
Replace waste
toner feeder.
See “Waste
toner feeder
removal” on
page 4-42.
Problem solved.
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