Epson ET-4550 Service Manual page 53

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Application procedure of Teflon tape. Application procedure of Teflon tape.
1. 1. Clean the surface Clean the surfaces of the thickness
the surfaces. the surfaces.
2. 2. Apply Teflon Apply Teflon tape on
Adjust Adjus t m m e e nt nt
E E p p s s o o n n E E T T - - 4 4 5 5 5 5 0 0 , , L L 6 6
3. 3. Fold the excess Fold the excess portions of Teflon tape a
the center in the thickness direction of the sides. the center in the thickness direction of the sides.
Before trimming Before trimming
After trimming After trimming
When trimming the Teflon tape, the teflon tape can be easily cut out by guiding the half When trimming the Teflon tape, the teflon tape can be easily cut out by guiding the half
thickness gauge. thickness gauge.
Use commercially available Teflon tape of 0.08 mm in thickness. Use commercially available Teflon tape of 0.08
When applying Teflon tape on the thickness gauges, make sure no bubbles or foreign When applying Teflon tape on the thickness gauges, make sure no
material remain under the tape. material remain under the tape.
[ [ B B u u b b b b l l e e s s ] ]
s of the thickness gauge by using a
tape on the thickness the thickness gauge a
Thickness gauge Thickness gauge
Figur Figure 3-1. e 3-1. Modi
5 5 5 5 / / 6 6 5 5 6 6
portions of Teflon tape along the edges of
Figur Figure 3-2. e 3-2. Modi
mm in thickness.
gauge by using alcohol, and make lcohol, and make sure no dirt or con
gauge as shown s shown below. below.
Teflon tape Teflon tape
Modificat fication of Thi ion of Thicknes ckness Gauge (1
D D e e t t a a ils ils o o f Ad f Adjust justm m e e nt nts s
long the edges of the thickness gauge, the thickness gauge, and trim the portions
Fold the tape at the edge and trim it at the center in the thickness direction. Fold the tape at the edge and trim it at the center in the thickness direction.
T T h h i i c c k k n n e e s s s s g g a a u u g g e e
Modificat fication of Thi ion of Thicknes ckness Gauge (2
bubbles or foreign
[ [ F F o o r r e e i i g g n n m m a a t t e e r r i i a a l l ] ]
sure no dirt or contamination remains on tamination remains on
s Gauge (1) )
and trim the portions at about
T T e e f f l l o o n n t t a a p p e e
s Gauge (2) )
62 62
Confidential Confidential
R R e e v v i i s s i i o o n n B B
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