Kyocera TK1110 Quick start guide

Paper Feed Unit Type TK1110
Machine Code: J307
Field Service Manual
29 December, 2009

Safety and Symbols
Replacement Procedure Safety
• Turn off the main power switch and unplug the machine before beginning any of the replacement
procedures in this manual.
Symbols Used in this Manual
This manual uses the following symbols.
: See or Refer to
: Screws
: Connector
: Clamp
: Clip ring
: E-ring
1

TABLE OF CONTENTS
Safety and Symbols............................................................................................................................................1
Replacement Procedure Safety.....................................................................................................................1
1. Replacement and Adjustment
Common Procedures..........................................................................................................................................3
Cassette Tray, Rear Unit Removal.................................................................................................................3
Covers.............................................................................................................................................................4
Chassis Removal.............................................................................................................................................6
Paper Feed Motor Mount..............................................................................................................................7
Sensors, Switch.................................................................................................................................................10
Relay Sensor.................................................................................................................................................10
Paper End Sensor.........................................................................................................................................11
Rear Unit Switch...........................................................................................................................................13
PFU Control Board...........................................................................................................................................15
Paper Feed Motor............................................................................................................................................16
Paper Feed Clutch, Rollers..............................................................................................................................17
Gears, Paper Feed Clutch...........................................................................................................................17
Paper Feed Roller........................................................................................................................................19
Pick-up Roller................................................................................................................................................21
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1. Replacement and Adjustment
Common Procedures
Cassette Tray, Rear Unit Removal
1. Switch the main machine off and disconnect the power cord from the machine and power outlet.
2. Lift the machine off the PFU and set it aside.
3. Place the PFU on a flat clean surface.
Two sensors are visible:
[1] Relay sensor
[2] Paper end sensor
4. Use a blower brush to clean the relay sensor [1] and paper end sensor [2].
3
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5. Remove paper cassette [1].
6. Remove rear unit [2].
Covers
Right Cover, Cross-Piece
1. Remove the right cover ( x3).
2. Remove the cross-piece.
1. Replacement and Adjustment
4
1

Left Cover
1. Remove the left cover ( x3).
2. Lift the left cover up and disconnect the top connectors ( x2).
3. Disconnect the connectors below ( x2).
Common Procedures
5
1

Chassis Removal
The chassis must be removed to service the electrical components and rollers.
Preparation
Remove:
• Paper cassette, rear unit
• Right cover, cross-piece
• Left cover
1. Disconnect the chassis on the left side ( x2).
2. Disconnect the chassis on the right side ( x3).
1. Replacement and Adjustment
6
1

3. Lift the chassis off the frame of the PFU.
4. Place the chassis on a clean, flat surface.
5. With the chassis removed you can see the friction pad that prevents double-feeding from the paper
cassette. Clean this pad with a damp cloth to prevent double-feeding.
Paper Feed Motor Mount
Preparation
Remove:
•Paper cassette, rear unit
• Right cover, cross-piece
• Left cover
• Chassis
Common Procedures
7
1

1. Disconnect the motor mount ( x3).
2. Pull the motor mount slightly away from the chassis.
1. Replacement and Adjustment
8
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3. Disconnect the paper feed motor [1] and paper feed clutch [2].
4. Remove the motor mount.
Common Procedures
9
1

Sensors, Switch
Relay Sensor
Preparation
Remove:
• Paper cassette, rear unit
• Right cover, cross-piece
• Left cover
• Chassis
With the chassis top side up, you can see the relay sensor.
1. Turn the chassis over (bottom side up).
2. Use the tip of a small screwdriver to release the sensor tabs.
3. Turn the chassis over (top side up).
1. Replacement and Adjustment
10
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4. Disconnect and remove the sensor ( x1).
Re-installation
• After re-attaching the relay sensor, make sure that the feeler moves freely up and down.
Paper End Sensor
Preparation
Remove:
•Paper cassette, rear unit
• Right cover, cross-piece
• Left cover
• Chassis
Sensors, Switch
11
1

With the chassis top side up, you can see the paper end sensor.
1. Turn the chassis over (bottom side up).
2. Use the tip of a small screwdriver to release the sensor tabs.
1. Replacement and Adjustment
12
1

3. Turn the chassis over (top side up).
4. Disconnect and remove the sensor [1] ( x1)
• After re-attaching the relay sensor, make sure that the feeler [2] moves freely up and down.
Rear Unit Switch
Preparation
Remove:
•Paper cassette, rear unit
• Right cover, cross-piece
• Left cover
• Chassis
With the chassis bottom side up, you can see the rear unit switch [1].
Sensors, Switch
13
1

1. Remove the push-switch collar ( x1).
2. Depress the top tab [1] and bottom tab [2] to release the switch.
3. Remove the switch ( x1).
1. Replacement and Adjustment
14
1

PFU Control Board
Preparation
Remove:
•Paper cassette, rear unit
• Right cover, cross-piece
• Left cover
• Chassis
The PFU control board [1] is mounted next to the motor mount [2]
1. Remove the PFU control board ( x All, x2, Standoffs x2).
PFU Control Board
15
1

Paper Feed Motor
Preparation
Remove:
•Paper cassette, rear unit
• Right cover, cross-piece
• Left cover
• Chassis
• Motor mount
1. Pull the motor mount [1] and heat sink away from the machine.
2. Place the motor mount face down [2] and disconnect it ( x4).
3. Disconnect the motor ( x2).
1. Replacement and Adjustment
16
1

Paper Feed Clutch, Rollers
Gears, Paper Feed Clutch
Preparation
Remove:
• Paper cassette, rear unit
• Right cover, cross-piece
• Left cover
• Chassis
• Motor mount
1. Remove the harness cover plate [1] ( x1, Tabs x4).
The harness cover plate is fastened by four tabs at the locations shown by the arrows.
2. Lift the cover plate off.
Paper Feed Clutch, Rollers
17
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3. Disconnect all harnesses from the PFU control board ( x All).
4. Disconnect paper feed clutch [1] and gear [2] ( x 2).
5. Remove the gears in order as shown above.
• Be sure to re-install them in reverse order.
1. Replacement and Adjustment
18
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