Fan Failure - U4-9 Fan Defect - Fuji Xerox Phaser 5500 Service Manual

Fan Failure - U4-9 Fan Defect

The Fuser Fan failed.
Applicable Error Codes
Fuser Failure - U4-9 Fan Defect
Fuser Fan Failure Troubleshooting Reference
Applicable Parts
Fuser Fan
Motor Assembly
Engine Logic Board
Fuser Fan Failure Troubleshooting Procedure
Step Actions and Questions
1
Check the Fuser Fan installation.
1. Remove the I/P Board Cover.
2. Remove the Upper Rear Cover.
Is the Fan installed properly (label out)?
2 Check if the Fuser Fan rotates.
Does the Fan rotate?
3 Test the Fuser Fan.
Run the Service Diagnostic Fuser Fan test.
Does the Fuser Fan operate properly?
4 Check the Fuser Fan connection (CN102).
Is the Fan connected?
5
Check continuity between the Fan and
Motor Assembly (CN102).
Is there continuity on each wire?
6
Check for +24 V to the Fuser Fan.
Is there +24 V across CN102-3(+) <=>
ground?
3-32
References
Print Engine P/J Electrical (page 10-12)
Print Engine Drive/CRUM Wiring (page 10-25)
PL5.1 Laser, CRU and Toner Dispense (page 9-32)
PL7.1 Print Engine Drive (page 9-38)
PL8.1 Print Engine Electrical (page 9-40)
Phaser 5500 Printer Service Manual
Yes
Go to Step 2.
Go to Step 7.
Go to Step 7.
Go to Step 5.
Go to Step 6.
Replace the Fan
(page 8-59).
No
Correct the
installation.
Go to Step 3.
Go to Step 4.
Connect the Fan.
Replace the Fan
(page 8-59).
Replace the
Engine Logic
Board
(page 8-89), then
replace the Motor
Assembly.