237
UF-5500 / 4500
13 Maintenance
13.1. Maintenance Items and Component Locations
13.1.1. Outline
MAINTENANCE AND REPAIRS ARE PERFORMED USING THE FOLLOWING STEPS.
1.
Periodic maintenance
Inspect the equipment periodically and if necessary, clean any contaminated parts.
2.
Check for breakdowns
Look for problems and consider how they arose.
If the equipment can be still used, perform copying, self testing or communication testing.
3.
Check equipment
Perform copying, self testing and communication testing to determine if the problem originates from the transmitter, receiver
or the telephone line.
4.
Determine causes
Determine the causes of the equipment problem by troubleshooting.
5.
Equipment repairs
Repair or replace the defective parts and take appropriate measures at this stage to ensure that the problem will not recur.
6.
Confirm normal operation of the equipment
After completing the repairs, conduct copying, self testing and communication testing to confirm that the equipment operates
normally.
7.
Record keeping
Make a record of the measures taken to rectify the problem for future reference.
13.1.2. Maintenance Check Items/Component Locations
13.1.2.1. Maintenance List
NO.
OPERATION
CHECK
REMARKS
1
Document Path
Remove any foreign matter such as paper.
—
2
Rollers
If the roller is dirty, clean it with a damp cloth then dry thor-
oughly.
Refer to
3
Sensors
Document sensor (PS54) , Read position sensor (PS53), regis-
tration sensor (PS51), Pickup sensor (SW50), Print timing sen-
sor (PS52), Toner sensor (IC51), Top cover sensor (SW1), Exit
sensor (PS50), confirm the operation of the sensors.
See
Maintenance Check Items/Compo-
(P.237) and
4
Abnormal, wear and tear
or loose parts
Replace the part. Check if the screws are tight on all parts.
—
Pick Solenoid
Registration Solenoid
Exit Roller
Gear Exit Idler
Gear Fuser Idler 2
Gear Fuser Idler 1
Heat Roller
Pressure Roller
Gear Drive OPC
OPC Drum
Transfer Roller
Gear Idler 1
Gear DC Motor
Gear Idler 2
Gear Idler 3
Pickup Roller
Feed Roller
Gear Idler 5
Gear Idler 4
Registration Roller
Содержание UF-4500
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Страница 248: ...248 UF 5500 4500 13 5 Test Chart 13 5 1 ITU T No 1 Test Chart ...
Страница 249: ...249 UF 5500 4500 13 5 2 ITU T No 2 Test Chart ...
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Страница 287: ...287 UF 5500 4500 130 131 132 133 134 135 136 137 138 139 140 141 PCB2 A UF 5500 only CN1 ...
Страница 289: ...289 UF 5500 4500 PCB8 PCB4 160 161 163 162 164 167 168 171 177 178 172 173 174 173 176 169 170 162 164 A A 165 ...
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Страница 309: ...309 UF 5500 4500 A1 A3 A4 A6 A7 A8 A9 A10 P1 P2 P3 P4 P5 P6 P7 P8 P7 Drum Cartridge Toner Cartridge P9 A11 ...
Страница 311: ...311 UF 5500 4500 501 502 503 504 506 507 505 508 509 511 510 514 513 512 P51 P53 P54 A51 P52 ...
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Страница 365: ...365 UF 5500 4500 Published in Japan ...