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TECHNICAL
BETTCHER
LARGE MODULAR SERIES II WHIZARD
MANUAL
INDUSTRIES, INC.
REV. June 28, 2012
Page 23
8.4 Fault Detection And Correction
PROBLEM PROBABLE
CAUSE
REMEDY
Rapid Flex Shaft
Wear or Breakage
Improper cleaning and lubrication of flex
shaft and casing.
Refer to Section 9.2
Inside of flex shaft casing worn, allowing
flex shaft to “wind-up” inside the casing
Replace flex shaft casing
Mechanical bind in handpiece
With handpiece removed
from flex shaft, blade should
rotate freely by hand.
Correct any mechanical bind.
Dull Blade
Improperly sharpened blades will cause
loss of production, increase wear of parts,
and operator fatigue
Sharpening can best be
accomplished by use of a
Whizard® Model 210
Universal Blade Sharpener,
or Bettcher® AutoEdge.
However, the blades can be
sharpened by hand. See
Section 9.3
Optional Thumb
Support Rotates
Anti-rotation rib has broken off
Replace
Spring Lost from
Flex Shaft Casing
Improper Assembly
Refer to note in section 11.5
flex shaft and casing of
service parts list for assembly
instructions
Blade Skips or
Will Not Rotate
Handpiece bearing too tight Check/Replace
bearing
Flex shaft worn
Replace shaft
Motor Adapter worn
Replace adapter
Loose ferrule on shaft
Replace shaft
Содержание 1000M2
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