Mechanical Problems - Kyocera FS-2000D Service Manual

2F8/2F9/2GA
1-4-5

Mechanical problems

Problem
(1)
No primary paper feed.
(2)
No secondary paper
feed.
(3)
Skewed paper feed.
(4)
Multiple sheets of paper
are fed at one time.
(5)
Paper jams.
(6)
Toner drops on the paper
conveying path.
(7)
Abnormal noise is heard.
1-4-16
Causes/check procedures
Check if the surfaces of the following rollers
are dirty with paper powder: pickup roller,
paper feed roller, and MP tray feed roller.
Check if the pickup roller, paper feed roller
and MP tray feed roller are deformed.
Defective installation position of paper feed
drive unit (paper feed clutch, MP tray paper
feed clutch and middle feed clutch) or MP tray
paper feed solenoid.
Defective installation position of paper feed
motor.
Check if the surfaces of the upper and lower
registration rollers are dirty with paper pow-
der.
Defective installation position of paper feed
drive unit (paper feed clutch, MP tray paper
feed clutch and middle feed clutch) or MP tray
paper feed solenoid.
Defective installation position of paper feed
motor.
Check if the paper is curled.
Check if the paper is excessively curled.
Deformed guides along the paper conveying
path.
Check if the contact between the upper and
lower registration rollers is correct.
Check if the press roller is extremely dirty or
deformed.
Check if the contact between the heat roller
and its separation claws is correct.
Check if the developer unit or drum unit is
extremely dirty.
Check if the pulleys, rollers and gears operate
smoothly.
Check if the following drive unit are installed
correctly:
Paper feed drive unit
Main drive unit
Corrective measures
Clean with isopropyl alcohol.
Check visually and replace any deformed
rollers.
Check the installation position of paper feed
drive unit (paper feed clutch, MP tray paper
feed clutch and middle feed clutch) or MP
tray paper feed solenoid.
Check the installation position of paper feed
motor.
Clean with isopropyl alcohol.
Check the installation position of paper feed
drive unit (paper feed clutch, MP tray paper
feed clutch and middle feed clutch) or MP
tray paper feed solenoid.
Check the installation position of paper feed
motor.
Change the paper.
Change the paper.
Check visually and replace any deformed
guides.
Check visually and remedy if necessary.
Replace the pressure spring if it is
deformed.
Clean or replace the press roller (See page
P.1-5-18).
Repair if any springs are off the separation
claws.
Clean the developer unit or drum unit (See
page P.1-5-10 or P.1-5-9).
Grease the bearings and gears.
Correct.