NSK DynaLED Manuel D'opération page 9

5. Maintenance
After the treatment of each patient, perform maintenance below.
5-1 Cleaning (Clean-Head System)
1) Scrub dirt and debris from the handpiece.(Fig.4)
2) Half fill a cup with clean water.
3) Rotate the handpiece and immerse half of the handpice head. (Fig. 5)
4) Rotate and stop intermittently the handpiece about 2 to 3 seconds. (About 3 times)
5) By the function of the clean head system, the clean head hole can be washed.
6) Stop the handpiece and wipe it dry. If the dirt could not remove from the hole, remove the cartridge and clean by brush.
7) Perform lubrication (4-3 Lubrication) and sterilization. (5-4 Lubrication, 5-5 Sterilization)
CAUTION
Use only clean water to maintain the Clean Head System.
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Clean Head Hole
Clean Head Hole Clean Head Hole
Fig. 4 Fig. 5