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37

JUN 2004

Ver. 1.0

DP-1520P/1820P/1820E

The chart outlined below is a general guideline for maintenance. 

1 ADF Roller

2314

60K

Alcohol

120K

Refer to 
2.2.1. of the 
Service 
Manual

F7-08

2 Pre Feed Roller

2018

60K

Alcohol

120K

3 Separation Roller

2509

60K

Alcohol

120K

4 Torque Limiter 

Bushing

2510

60K

Alcohol

120K

5 Torque Limiter 

Spring

2511

60K

Alcohol

120K

6

Exit 1 Roller

1812

60K

Alcohol

-

Refer to 
2.2.2. of the 
Service 
Manual

F7-08

7

White Sheet

1814

60K

Alcohol

-

8

Feed Roller

2010

60K

Alcohol

-

9

Pre Feed Roller

2018

60K

Alcohol

120K

10 Separation Rubber

2024

-

-

60K

11 Paper Feed Roller

2001

60K

Alcohol

120K

12 Scanning Pad

1822

60K

Dry soft cloth

-

13 Mirror 1

415

60K

-

-

Refer to 
2.2.4. of the 
Service 
Manual

F7-04

14 Mirror 2

421

60K

-

-

15 Platen (L) Glass

106

60K

-

-

16 Scanning (S) Glass

110

60K

-

-

17 Pickup Roller

619

60K

Alcohol

120K

Refer to 
2.2.10. of the 
Service 
Manual

F7-12/-13/-
14/-15

18 Separation Roller

629

60K

Alcohol

120K

19 Torque Limiter 1

690

-

-

120K

20 Feed Roller

623

60K

Alcohol

120K

21 Intermediate Roller

3104

60K

Alcohol

-

22 Feed Roller

689

60K

Alcohol

120K

Refer to 
2.2.9. of the 
Service 
Manual

F7-11

23 Separation Roller

658

60K

Alcohol

120K

24 Torque Limiter 2

691

-

-

120K

25 Registration Roller

601

60K

-

-

26 Bias Transfer Roller 

(BTR)

711

60K

Dry soft cloth

120K

Refer to 
2.2.8. of the 
Service 
Manual

F7-02

27 Duplex Feed Roller

735

60K

-

-

Developer

-

-

-

60K

Refer to 
2.2.5. of the 
Service 
Manual

F7-10

28 OPC Drum

1403

-

-

60K

F7-06

38

JUN 2004

Ver. 1.0

DP-1520P/1820P/1820E

1. Wet Cloth represents a soft cloth saturated with water.

For stubborn toner accumulation, wipe with a soft cloth saturated with Isopropyl Alcohol first, then 
follow up with a soft cloth saturated with water.

2. The Maintenance Cycle is based on the Counter Information for each individual module. 

To verify the counter information, print the Total Counter List using the Service Mode: F7 - Electronic 
Counter - 00 (List Print).

3. Cleaning, Replacement and Adjustment Cycle (Sheet) are based on using Panasonic's recommended 

standard paper and supplies. These cycles may vary with the kind of paper used, Paper size, 
orientation, print duty, continuous/interval print and/or ambient conditions.

• Total Counter View Mode on the LCD

The Total Counter can be displayed on the Panel Display by pressing "COPY SIZE" and "PAPER TRAY" 
keys simultaneously in Standby mode for quick reference.

• LCD Contrast Adjustment

Press holding the “CLEAR” key and press “ORIGINAL SIZE” key for Lighter or “COPY SIZE” key for 
Darker.

29 Charge Corona Case 1444

60K

-

-

Refer to 
2.2.5. of the 
Service 
Manual

F7-07

30 Charge Wire

1443

10K

By Customer

-

60K

31 Cleaning Blade

1408

-

-

60K

32 Front Cleaning Felt

1410

-

-

60K

33 Rear Cleaning Felt

1411

-

-

60K

34 Cleaning Sponge

1412

-

-

60K

35 Sheet Scoop

1415

-

-

60K

36 Fuser Roller

1115

60K

Alcohol

120K

Refer to 
2.2.6. of the 
Service 
Manual

F7-02

37 Pressure Roller

1021

60K

Alcohol

240K

38 Fuser Roller Busing

1114

-

-

120K

39 Pressure Roller 

Busing

1020

-

-

240K

40 Thermistor 

Assembly

1125

60K

Dry soft cloth

120K

41 Fuser Lamp

1116

-

-

240K

42 Separator

1109

60K

Alcohol

120K

43 Exit 2 Roller

1104

60K

-

-

44 Ozone Filter

825

-

-

240K

Refer to 
2.2.13. of the 
Service 
Manual

F7-02

45 Toner Spill Tray

1202

60K

-

-

TOTAL COUNTER

                 

1234

39

JUN 2004

Ver. 1.0

DP-1520P/1820P/1820E

When the machine reaches the preset P/M Cycle, it will show "Call for P/M" or "Replace The Toner Waste 
Container" on the LCD Display. The PM Counter can be reset by following the procedures below.

1. Perform the P/M (Preventive Maintenance). Refer to Section 2.3 and 2.4.
2. Press “FUNCTION”, “ORIGINAL SIZE”, and “3” keys sequentially to enter the Service Mode.
3. Enter the Copy Service Mode F5-70 (PM Cycle) and change to the desired value.
4. Press “FUNCTION” and “CLEAR” keys simultaneously to exit the Service Mode.

1. Perform the P/M (Preventive Maintenance). Refer to Section 2.3 and 2.4.
2. Press “FUNCTION”, “ORIGINAL SIZE”, and “3” keys sequentially to enter the Service Mode.
3. Enter the Copy Service Mode F5-87 (ADF PM Cycle) and change to the desired value.
4. Press “FUNCTION” and “CLEAR” keys simultaneously to exit the Service Mode.

A. Blinking Maintenance and Toner Waste Container Indicators

Upon detecting that the Toner Waste Container is full, the machine will complete the current job, and 
stop operating. 
A blinking Maintenance and Toner Waste Container Indicators will appear on the display. 
To continue using the machine temporarily while waiting for the Service Technician, press any key 
(up to 100 additional copies can be made).

B. Steady Maintenance and Toner Waste Container Indicators

Upon reaching the 100 copies, the machine stops and will not allow further operation until the Toner 
Waste Container is replaced. 
Replace the Toner Waste Container. (Refer to Section 2.2.5. of the Service Manual)

40

JUN 2004

Ver. 1.0

DP-1520P/1820P/1820E

This information is used for routine Preventive Maintenance (PM) calls to ensure the highest degree of 
reliability. Inspect the following areas and lubricate as required. The inspection interval is usually 120K 
copies or more, however the interval may be reduced due to environmental conditions.

Pinch Timing Roller

712

KS-660

Bias Transfer 
Bushing

709