7.
Test the operation of the trigger lock.
8.
If the lock cannot be pushed in completely, the spring may not be correctly
positioned. If this is the case, open the handpiece and start again from step 1.
9.
Turn the handpiece over and insert the five screws (note the different lengths). Do not
over-tighten the screws.
Long
Medium
Medium
Medium
Short
10. Slide the rubber cover and O-ring back into position (see below).
Groove
O-ring in groove
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