KaVo MASTERtorque Mini LUX M4500L Instructions For Use Manual page 44

6 Troubleshooting
The O-ring on the coupling may only be lubricated with cotton ball wet with
KAVOspray.
▶ Press the O-ring between your fingers to form a loop.
▶ Shove the O-ring to the front, and remove it.
▶ Insert new O-rings into the grooves.
Note
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