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2KN/2KP
2-4-6
Section
Maintenance
part/location
Method
Maintenance
cycle
Points and cautions
Page
Fuser
section
Lower cleaning roller
Replace
Every service
Replace after feeding 500,000
sheets.
P.1-5-59
Press roller
Replace
Every service
Replace after feeding 500,000
sheets.
P.1-5-60
Press roller separation
claws
Clean
Every service
Clean with alcohol or a dry cloth.
Cleaning felt
Replace
Every service
Replace after feeding 500,000
sheets.
P.1-5-61
Fuser thermistor
Check and
replace
Every service
Replace if the film is scraped.
P.1-5-65
Fuser heater M/S/L
Check and
replace
Every service
Replace if it is blackened.
P.1-5-66
Heat roller
Replace
Every service
Replace after feeding 500,000
sheets.
P.1-5-70
Heat roller separation
claws
Replace
Every service
Replace after feeding 500,000
sheets.
P.1-5-71
Heat roller gear
Check and
replace
Every service
Replace after feeding 500,000
sheets.
P.1-5-70
Fuser joint gear
Replace
and grease
Every service
When replacing with the new gear,
after cleaning the shaft, apply
grease EM-50L to the gear inside.
P.1-5-70
Fuser eject upper roller Replace
Every service
Replace after feeding 500,000
sheets.
P.1-5-72
Gear 88 fuser
Grease
Every service
Apply grease EM-50LS.
Guides
Clean
Every service
Clean with alcohol or a dry cloth.
Section
Maintenance
part/location
Method
Maintenance
cycle
Points and cautions
Page
Duplex
section
Rollers
Clean
Every service
Clean with alcohol or a dry cloth.
Guides
Clean
Every service
Clean with alcohol or a dry cloth.
Duplex feedshift sole-
noid
Check and
replace
Every service
Replace after feeding 500,000
sheets.
Duplex switchback
solenoid
Check and
replace
Every service
Run maintenance item U922 to
check and clear the count.
P.1-3-92
Section
Maintenance
part/location
Method
Maintenance
cycle
Points and cautions
Page
Feedshift
section
Feedshift solenoid
Check and
replace
Every service
Run maintenance item U922 to
check and clear the count.
P.1-3-92
Rollers
Clean
Every service
Clean with alcohol or a dry cloth.
Guides
Clean
Every service
Clean with alcohol or a dry cloth.
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
Page 520: ......
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