Specifications

108
Issue 01 XYZ Machine Tools July 08
XYZ 560 Mini Mill and 710 VMC Operation Manual
9.2 Fault Finding the Centralised Lubrication System
Note - Turn off power before you check, repair or maintain the continuous lubricator.
Note - If the fault is not listed in the fault finding table, contact XYZ Machine Tools
for advice.
During tool changes,
tool does not change
correctly.
Tool change arm is damaged. Replace tool change arm.
Tool weight over 8 kg. Make sure tool weight is less than
8 kg.
Tool pocket clamping and compression
spring fatigued.
Replace spring.
Tool clamping point incorrect. Do adjust of rotary tool changer arm
refer to
Section 7.8.
During tool fall, the
tool drops.
Tool exceeds tool length/tool weight
limits.
Make sure tool is within tool limits.
Clamping force of the pocket spring too
low.
Replace pocket spring.
Tool falling block and pocket
misaligned.
Use adjusting screw (1072), refer to
Figure 91, to align falling block and
pocket.
During tool change
the tool does not
return.
Change arm damaged. 1. Use wrench to manually rotate ATC
and confirm if the tool clamping
position is correct.
2. If height is correct and tool does
not return, replace change arm.
Line isn’t well contacted.
Tool clamping and releasing message is
not sent.
Adjust sensor.
Fault Cause Rectification
Indicator lamps do
not illuminate.
No power. Check power supply.
Lamps fault. Replace lamps.
Incorrect voltage. Use correct voltage.
Indicator lamps
illuminate but oil does
not discharge.
Oil level switch faulty. Replace oil level switch.
Oil level too low. Replenish oil to correct level.
Pump motor does not operate. Replace pump motor.
Oil discharge low. Blocked filter. Clean the oil suction set.
Oil viscosity incorrect. Replace oil with correct type.
Motor does not
operate.
Incorrect voltage. Use correct voltage.
Pump contaminated with water. Clean pump or replace pump as
necessary.
Gear pump fault. Replace oil.
Fault Cause Rectification