43471801TH Rev.1
60 /
Oki Data CONFIDENTIAL
5.2
Lubrication
This printer is designed to be maintenance free and requires no lubrication during normal
operation. However it is necessary to apply lubricant in case the printer is disassembled,
reassembled, cleaned or parts have been changed.
(1)
Cleaning time
Remarks:
1) Turn off the power before cleaning.
2) Make sure that paper dust will not fall inside of the machine.
• Cleaning period:
6 months of operation or 300 hours of operation, whichever the earlier.
• Cleaning points:
Carriage shaft and surroundings:
Remove paper and ribbon dust.
Paper path:
Clean stains and dusts.
Paper End Sensor
Remove the dust on the Sensor.
(2)
Lubricant
• Alvania grease or equivalent: GEP
• Pan motor oil (or equivalent): PM
(3)
Amount of lubricant
• Medium amount A : Apply three to four drops of oil, or 0.008 inch (0.2 mm) thick grease.
• Small amount B
: Apply one drop of oil (0.006
±
0.002 g)
(4)
Areas for which lubrication is prohibited
No.
Prohibited areas
Reason
Remarks
1
2
3
4
5
6
7
8
9
Platen surface
Pull roller surface
Paper running surface of
paper pan
Paper running surface of
tractor assy
Paper running surface of
pull roller unit
Ink ribbon
Pin tractor
Flexible cable
Motor
Connectors and terminals
Micro switch
To keep paper clean
To keep paper clean
To prevent paper feed errors
To keep paper clean
To prevent paper feed errors
To keep paper clean
To prevent printing errors
To keep paper clean
To prevent cracks in the cable
To prevent contact failure
To prevent contact failure
To prevent contact failure
To prevent contact failure
Be careful to avoid applying
lubricant to the roller surface
when lubricating the fulcrum
of the pressure roller.
