Nexo Rose 202 2SH Manual página 89

3. Any bend/ nonconcentricity/damaged bur is forbidden.
4. The bur lock ring shall not be rotated when the straight handpiece is working, while the back cap shall not be pushed when the contra
angle is working, all these operation may cause the bur goes out of the handpiece. And do not touch the rotating bur when the handpie-
ce is working
5 > CHANGE CARTRIDGE IN CONTRA ANGLE HANDPIECE
Fig 4.
CAUTION
Change the cartridge in contra angle shall be the professional afterservice maintain person approved
by our company the other customer shall not do this in case damage products.
(1) Unload the old cartridge
a. According to the Fig 5, screw the lock sleeve on the contra angle as the direction arrow until it ca not move, put out the contra angle
head.
b. According to the Fig 6, use the screwdriver to screw out the serew in counter-clockwise on the bank of the contra angle back,and su
out the spindle.
c. Put the bur inside the cartridge, use the banner in the handpiece package to unload the back cap with counter-clockwise direction until
take out the back cap. Push the bur by hand softly and take out the cartridge. Fig 7
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