Panasonic LP-S Series Maintenance Manual page 131

4.
Install a new O-ring (L) in the inside groove of the protection glass.
• The O-ring cannot be reused. Be sure to use new one. Replacement O-rings are attached with the laser marker and with
the replacement protection glass.
• Be sure to fit an O-ring in the inside groove of the protection glass without twisting it.
• To keep the sealing performance of the O-ring, store it following the below notes.
• Do not expose the O-rings to the direct sunlight and high humidity.
• Store the O-rings in a dustless area and pay attention that no organic solvents is applied to them.
• To prevent the deforming, do not hang the O-rings during storage.
5.
Install the protection glass to the laser emission port.
Tighten the protection glass until a resistance is felt. From that point, tighten the following length (circumference).
Be sure to tighten the glass properly and without looseness. If the cover is not tightened enough, the product
oilproofness may not be ensured.
Laser marker model
LP-S200/LP-S500/LP-S500W
LP-S202/LP-S502
LP-S205/LP-S505/LP-S505W
(Laser emission port)
Protection glass of the laser
emission port
• Do not touch the lens and the glass surface of the laser emission port and the protection glass at installing or removing.
• Tighten the protection glass slowly with the equal tightness.
• If the cover is difficult to be tightened, use a commercially available belt wrench. In that case, avoid scratching the glass
surface of the laser emission port.
• Do not operate the laser marker without the protection glass on the laser emission port.
O-ring
Groove
LP-ACV60
Protection glass model
LP-ACV50
LP-ACV60
LP-ACV52
LP-ACV55
Lens
Tighten: Turn in a clockwise direction.
ME-LPS-SSM-8
LP-ACV50 / LP-ACV52 / LP-ACV55
Tightening length (Circumference)
more than 75mm
more than 40mm
more than 65mm
more than 70mm
Loosen: Turn in a counter-
clockwise direction.
O-ring
Groove
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