OPERATOR’S MANUAL
P 51 / 57
TROUBLE CAUSE CORRECTION
SPINDLE POWER FEED
DISENGAGEMENT NOT
WORK WELL
The two M4 set screw on
disengage lever loosed.
Tighten set screws
HAND MICRO-FEED NOT
WORK
1. Power feed rates selecting
knob set on one of the three
feed.
2. Engage lever not operated.
1. Rotate this knob to one of the
two “DUMMY” positions.
2. Pull engage lever.
V-BELT SLIPS AT CUTTING
1. V-belt tool loose
2. V-belt worm
3. Wrong grooves
1. Tight V-belt
2. Replace V-belt
3. Check grooves
RAPID TRAVERSE OF
FEEDBOX NOT WORK
1. Wrong motor rotating
direction.
2. Multi-disc clutch worm.
3. Rapid traverse shifter worm.
1. Reconnect the power supply
2. Adjust clutch
3. Replace shifter
FEED STOP SUDDENLY
DURING MACHINING
1. Overload makes the shear pin
shear out.
1. Check the overload cause
and replace shear pin
KNEE CAN’T BE POWER
ELEVATED
1. Knee is locked on column.
2. Over weight of workpiece,
fixtures.rtc.(max. Load
capacity: 300kgs)
3. Poor lubricating between
knee and column
1. Release lock bolts
2. Use hand elevating
CANNOT HOLD SIZE
1. Cutting load too great.
2. May be due to chip packing.
3. Chips causing misalignment.
1. Decrease number of teeth in
contact with workpiece
2. Increase oil pressue in
redirect flow so as wash
chips out of teeth.
3. Brush or blow all chips away
before mounting new piece of
work.
PREMATURE CUTTER
DULLING
Cutting load too great 1. Decrease number of teeth in
contact with workpiece.
2. Add blending oil to lubricant
CUTTING “HOGSIN”
1. Peripheral relief too great.
2. Rake, angle too large
3. Improper speed
1. Use recommended angle
2. Decrease rake angle
3. Check and adjust
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