CHESTER Super Lux Mill, Руководство по эксплуатации

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11
Trouble Shooting
Problem Cause Solution
Excessive vibration
• Motor out-of-balance
• Bad Motor
• Balance or replace problem motor
• Replace motor
Motor stalls
• Over feeding
• Dull drill
•
Motor not building up or
running to speed
• Bad motor
• Reduce feed rate
• Sharpen drill
•
Replace or repair motor. Check
fuses in all three legs on three
phase motors if necessary
• Replace motor
Noisy operation
• Excessive vibration
• Improper quill adjustment
• Noisy spline
• Noisy motor
• Check remedy under excessive
vibration
• Adjust quill
• Lubricate spine
• Check motor bearings or for loose
motor fan
Drill or tool heats up or
burns work
• Excessive speed
• Chips not clearing
• Dull tool
• Feed rotate too slow
• Incorrect rotation of drill
• Failure to use cutting oil or
coolant (on steel)
• Reduce speed
• Use pecking operation to clear
chips
• Sharpen tool or replace
• Increase feed to clear chips
• Reverse motor rotation
• Use cutting oil or coolant on steel
Drill leads off
• No drill spot
• Cutting lips on drill off center
• Quill loose in head
• Bearing play
• Center punch or center drill work
piece
• Regrind drill
• Tighten quill
• Check bearings and repeat or
replace if necessary
Excessive drill runout or
wobble
• Bent drill
• Bearing play
• Drill not seated properly in
chucks
• Replace drill .do not attempt to
straighten
• Replace or reseat bearings
• Loose, reseat and tighten chuck
Work or fixture
comes loose or spins
• Failure to clamp work-piece or
work holding device to table • Clamp work-piece or work holding
device to table surface