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2.1.3 Internally and externally inject water at the same time only
Only internal water injection dental drill can be used.
– Connect the Y shape water hose to the external and internal nozzles.
– Connect water injection hose to Y shape hose. (Figure 3)
2.2 Installation/disassembly of handpiece
2.2.1 Installation
Align the contra-angle handpiece with the motor plug, and then insert the contra-angle handpiece into the motor and tighten it. If the contra-angle handpiece is
properly locked, there will be a “click” sound.
2.2.2 Disassembly
Hold the motor and contra-angle, and then pull the contra-angle out. (Figure 4)
NOTICE
– Install and disassemble the contra-angle handpiece only after the motor is completely out of operation.
– Connect only to the adapter motor with a maximum speed of less than 40,000 rpm.
– The adapter of this product is in accordance with ISO3964 standard.
2.1.1 External water injection
Connect the water injection hose to the external nozzle fi rmly. (Figure 1)
Water injection hose
External nozzle
Fig. 1
Internal nozzle
Nozzle holder
Fig. 2
Water injection hose
2.1.2 Internal water injection
Only internal water injection dental drill can be used.
– Place the nozzle holder steady.
– Plug the water injection hose into internal nozzle.
– Plug the internal nozzle into the head.
– Place the internal nozzle into the nozzle holder. (Figure 2)
