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Maintenance
Manual No. 188000
September 1, 2009
Maintenance
Whizard
®
AirMax MACH 3 Operating Instructions and Parts
List
5-17
Assembly of Handpiece
(Continued)
Step 2: Install Drive Adapter
Insert drive adapter and align the square
end with the square hole in the power
unit.
Drive adapter should drop in with no
pressing force required.
The retaining ring will sit flush against
the attachment screw when properly
aligned.
Step 3: Install Bearing
Push handpiece bearing into the
frame bore and align the bearing flat
with the frame flat.
The bearing should go in with
minimal effort and not require
pressing.
Do not force the bearing in. If the
bearing does not go in easily, check
frame and bearing for damage or
build-up.
Drive Adapter
Retaining Ring
Bearing
Bearing Flat
Frame Flat
Frame