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S Y M P T O M
MicroChine Status LED
continuously illuminated
in color.
MicroChine Probe Brake
activates prematurely.
MicroChine continues to
after release of finger switch or
foot pedal.
MicroChine Probe Brake
reacts sluggishly or is
inoperable.
MicroChine will not operate.
Probe Brake LED is
illuminated Green in color.
Table 7. Corrective Maintenance, Power Source Cont'd
PROBABLE
CAUSE
Shorted handpiece or
Red
accessory on Thermal
Management Center.
Multifunction pcb defect.
Probe Brake test lead is
connected to or exciting a
circuit having less than 500
ohms resistance to ground.
run
Defective MicroChine
handpiece.
Probe Brake test lead is
connected to inappropriate
conductor on workpiece.
Bit in MicroChine is not
conductive (non metallic).
Defective MicroChine
handpiece.
Multifunction pcb defective.
Damaged Power
Receptacle.
Defective MicroChine
handpiece.
Multifunction pcb defective
SOLUTION
Disconnect handpieces and
accessories one at a time (& run
MicroChine) until LED turns off.
Contact PACE Service Department.
Remove ground lead from pcb.
Replace MicroChine handpiece.
Connect Probe Brake test lead to
proper conductor.
Install conductive bit.
Replace handpiece.
Contact PACE Service Department.
Contact PACE Service Department.
Replace handpiece.
Contact PACE Service Department
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