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Service Support Spirit
Chapter 4 Common problems
During THC work, user can encounter some problem and solution as follows:
Failure
NO.
phenomenon
Reason
Solution
Nixie tube do Power source module Check whether the power source connection
1.
not display has problem
is steady.
1. Check whether UP_LIMIT/DOWN_LIMIT
Motor do not Blocking signal make
2.
signal make it lock 2. Over-current protection
turn
it lock
make motor driver chip lock.
After motor Motor chip is 1. Check whether mechanical structure is
3. turn, it do not protected by over- stuck
work
current action.
1. Check whether proximity switch wiring is
connected well, check whether parameter
P13 、 L09 or L08 is set well. If wiring is
After THC
connected true and parameter is set true, the
Collision signal can
power on, the
red indictor is lighted when proximity switch
4.
make motor rise all
motor has
close 2. Check whether proximity switch is
the time
been rising
damaged 3. Check whether torch retaining
cap positioning wiring is connected well. In
genal, there do not has collision signal when
torch retaining cap do not contact with steel.
Arc voltage
5. control
is
unstable
1. Check whether the grounding is true. 2.
Check whether plasma power source cooling
water is oozed. 3. Sensitivity coefficient P07
setting is too large
Before IHS has
Extend CNC positioning waiting time
accomplished,
It always happen in
plasma can
6.
the case of arc start
make arc start
signal control
work right
away
Unique Solution
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