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TECHNICAL
BETTCHER
LARGE MODULAR SERIES II WHIZARD
MANUAL
INDUSTRIES, INC.
REV. June 28, 2012
Page 22
8.4 Fault Detection And Correction
PROBLEM PROBABLE
CAUSE
REMEDY
Handpiece
Vibration
Inside bore of handpiece frame worn out
Replace frame
Worn handpiece bearing
Replace
Worn pinion gear
Replace
Worn teeth on blade or pinion gear
Replace
Blade too loose in blade housing
Adjust blade housing. If still
too loose, try a new blade in
the housing.
Blade too tight in the housing
Adjust blade housing
Inside of flex shaft casing worn
Replace casing
No lubrication on flex shaft or casing
Clean flex shaft and casing as
described in Section 9.2 and
relubricate properly
Handpiece
Hot
Pinion gear tight in handpiece bearing
Clean corrosion from the
handpiece bearing and
lubricate
Blade tight in blade housing
Adjust blade housing
Handpiece bearing not installed correctly
(No clearance between face of pinion gear
and blade housing) causing mechanical
bind
Reinstall bearing correctly.
With handpiece removed
from flex shaft, you should
be able to rotate the blade
freely by hand.
Содержание 1000M2
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