Panasonic Workio DP-3510, Service Manual

Page: 122 / 858

122
JAN 2006
Ver. 5.2
DP-3510/3520/3530/4510/4520/4530/6010/6020/6030
3 Maintenance, Adjustments and Check Points
3.1. Preventive Maintenance
Preventive maintenance is performed at specific intervals and consists of machine
cleaning and parts replacement.
It is essential to perform these service activities properly and at the specified intervals
for customer satisfaction.
The purpose of this service is to maintain machine performance and image quality.
- You should prepare the necessary PM kits, replacement parts, and tools for
cleaning beforehand.
- After completing the preventive maintenance service, you should discard the
used parts and packaging, in accordance with local regulations and clean
the surrounding area.
- Before servicing the equipment disconnect the power cord from the wall outlet.
- Before using solvents such as IPA (Isopropyl alcohol), put on rubber gloves
and eye protection.
1 Timing
- Perform the preventive maintenance service in accordance with the chart of
preventive maintenance areas listed in the service manual.
2 Cleaning of Rollers
- Rollers should be cleaned with water and cloth.
- Use of IPA (Isopropyl alcohol) should be used sparingly.
3 Precautions for Disassembly and Adjustment
Turn the Main Power Switch on the Back and the Power Switch on the Left
Side of the machine to the OFF position, and then unplug the AC Power
Cord from the wall outlet before disassembling the machine.
CAUTION!
- After taking the unit apart, do not attempt to operate the machine.
- When operating the machine with covers removed, be careful to avoid clothing
being caught by moving components.
- While electricity is applied, the connectors of any PC Board must not be
connected or disconnected.
- Use of a vacuum cleaner for the cleaning of the TDC sensor could cause
electrostatic damage, therefore, use a blower brush or cotton swab for the
cleaning of these parts. Before vacuuming the developer unit remove the TDC
sensor.
- When handling the drum, the precautions listed in section 3.3.
should be followed.
- Make sure to use the correct screw sizes.
- Use toothed lock washers for the installation of ground wires to ensure electrical
continuity.
- To re-assemble, reverse the sequence of disassembly, unless otherwise specified.
- Blown fuses should only be replaced with fuses of the same specified rating.