SATO S84 ex - Replacing the Pressure Roller

5 Replacement
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S84-ex/S86-ex Service Manual
5.3.2 Replacing the Pressure Roller
You can easily remove and replace a damaged or worn pressure roller.
Required tool:
• Phillips screwdriver
1 Make sure that the printer is in power off
mode, then disconnect the power cord
from the AC outlet.
2 Open the top cover of the printer.
CAUTION
Open the top cover fully to prevent accidental drop of
the cover.
3 Turn the head lock lever  clockwise to
unlock the print head.
CAUTION
• The print head and its surroundings are hot after
printing. Be careful not to touch it, to avoid being
burned.
• Touching the edge of the print head with your bare
hand could cause injury.
4 Push the pressure roller release tab 
up to release the pressure roller
plate .
5 Loosen the screw  until the bearing
clamp  is released.
Do not remove the screw.
6 Remove the bearing  from the chassis
and shaft of the pressure roller .
7 Pull out the pressure roller  from the
printer and replace it with a new
pressure roller.
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