Mita-Kyocera AD-61 Service Manual

AD-61

CONTENTS

1-1 Specifications

1-1-1 Specifications ....................................................................................................................................... 1-1-1

1-1-2 Part names and their functions ............................................................................................................ 1-1-2

1-1-3 Machine cross section .......................................................................................................................... 1-1-3

1-1-4 Drive system ........................................................................................................................................ 1-1-4

(1) Feedshift section ........................................................................................................................... 1-1-4

(2) Duplex unit .................................................................................................................................... 1-1-5

1-2 Installation

1-2-1 Unpacking ............................................................................................................................................ 1-2-1

1-3 Troubleshooting

1-3-1 Paper misfeed detection ...................................................................................................................... 1-3-1

(1) Paper misfeed indication ............................................................................................................... 1-3-1

(2) Paper misfeed detection conditions .............................................................................................. 1-3-2

(3) Paper misfeeds ............................................................................................................................. 1-3-3

(1) Paper jams in the duplex unit when the main switch is turned on. ........................................ 1-3-3

(2) Paper jams in the feedshift section during copying (jam in feedshift section). ...................... 1-3-3

(3) Paper jams in the duplex unit during copying (jam in duplex paper conveying

section 1). .............................................................................................................................. 1-3-3

(4) Paper jams in the duplex unit during copying (jam in duplex paper conveying

section 2). .............................................................................................................................. 1-3-3

1-3-2 Electrical problems ............................................................................................................................... 1-3-4

(1) The feedshift solenoid does not operate. ...................................................................................... 1-3-4

(2) The feedshift motor does not operate. .......................................................................................... 1-3-4

1-3-3 Mechanical problems ........................................................................................................................... 1-3-5

(1) Paper jams. ................................................................................................................................... 1-3-5

(2) Abnormal noise is heard. .............................................................................................................. 1-3-5

3A6

1-4 Assembly and Disassembly

1-4-1 Precautions for assembly and disassembly ......................................................................................... 1-4-1

(1) Precautions ................................................................................................................................... 1-4-1

1-4-2 Procedure for assembly and disassembly ........................................................................................... 1-4-2

(1) Adjusting the margin for printing ................................................................................................... 1-4-2

(2) Adjusting the amount of slack at the registration roller ................................................................. 1-4-3

(3) Adjusting the center line of image printing .................................................................................... 1-4-4

2-1 Mechanical construction

2-1-1 Feedshift section .................................................................................................................................. 2-1-1

(1) Paper conveying operation in the feedshift section ...................................................................... 2-1-2

2-1-2 Duplex unit ........................................................................................................................................... 2-1-3

2-2 Electrical Parts Layout

2-2-1 Electrical parts layout ........................................................................................................................... 2-2-1

2-3 Appendixes

Periodic maintenance procedures .................................................................................................................. 2-3-1

1-1-1

1-1-1 Specifications

3A6

Type ............................................... Outboard

Paper ..............................................Plain paper: 75 – 80 g/m

Special paper: colored paper

Paper sizes .................................... A3 – A5R, folio/11" × 17" – 5

Power source ................................. Electrically connected to the copier

Dimensions .................................... 48 (W) × 450 (D) × 397 (H) mm

Weight ............................................Approximately 4.8 kg/10.56 lbs

7

/8" (W) × 1711/16" (D) × 155/8" (H)

1

2

1

/2" × 81/2"

1-1

1-1-1

1-1

3A6

1-1-2 Part names and their functions

2

1

Figure 1-1-1

1 Duplex handle
2 Open/close guide

1-1-2

1-1-3 Machine cross section

3A6

2 1

1-1

Figure 1-1-2

1 Feedshift section
2 Duplex unit

Paper path

1-1-3

3A6

1-1-4 Drive system

1-1

(1) Feedshift section

7

1 Feedshift motor gear
2 Gear 19/38
3 Gear 23
4 Gear 19

6

5

Figure 1-1-3

3

2

4

5 Gear 30
6 Gear 19/21
7 Gear 25

1

1-1-4

(2) Duplex unit

3A6

1-1

2

3

1

4

5

6

7

8

9

1 Gear 20
2 Gear 20
3 Gear 16
4 Gear 16
5 Gear 25

Figure 1-1-4

6 Gear 25
7 Pulley 20
8 Duplex belt
9 Pulley 20

1-1-5