BETTCHER
Industries, Inc.
Maintenance
5-18
Maintenance
Whizard Quantum
®
Air Operating Instructions and Parts
List
Manual No. 102481
April 17, 2015
Power Unit / Head Assembly - Attachment and Adjustment
(Continued)
Step 6:
Install Drive Adapter
•
Insert the drive adapter and align the
square end with the square hole in the
power unit.
•
The drive adapter should drop in with
no force required.
•
The retaining ring will sit flush against
the attachment screw when properly
aligned.
Step 7:
Install Bearing
•
Slide the handpiece bearing into the
frame bore, aligning the bearing flat with
the frame flat.
•
The bearing should go in with minimal
effort and not require pressing.
•
Do not force the bearing into the frame.
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