cutmaster 102
Manual 0-4998 5-7 SERVICE
Problem - Symptom Possible Cause Recommended Action
FAULT & 80 PSI
indicators flashing.
Gas flow is cycling on
and off.
1. Torch shield cup is loose.
2. Torch tip, electrode or
start cartridge missing.
3. Torch start cartridge is stuck.
4. Open conductor in torch leads.
5. Problem in the torch and leads
switch circuit.
6. Failed components in unit.
1. Tighten shield cup by hand. Do not overtighten.
2. Turn off power supply. Remove shield cup. Install missing
parts.
3. Turn off power supply. Bleed down system pressure. Remove
shield cup, tip and start cartridge. Check start cartridge lower
end fitting for free movement. Replace if fitting does not move
freely.
4. Replace torch and leads or return to authorized service center
for repair or replacement.
5. Replace torch and leads or return to authorized service center
for repair or replacement.
6.Return to authorized service center for repair or replacement.
Nothing happens
when torch switch
or remote switch
is closed ( Or CNC
START signal is
active) No gas flow,
DC LED OFF.
1. Problem in the torch and
leads switch circuit (Remote
pendant switch circuit).
2. CNC Contoller device
not providing Start signal.
3. Failed components in unit.
1. Take Torch and Leads (Remote Pendant) to Authorized Repair
Facility.
2. Contact Controller manufacturer.
3. Return to authorized service center for repair or replacement.
FAULT indicator
flashing and 85 PSI
indicators flashing. at
1 cycle per second.
1. Upper O-Ring on torch
head is in wrong position.
2. Torch start cartridge is stuck.
3. Worn or faulty torch parts.
4. Shorted Torch.
1. Remove shield cup from torch; check
upper O-Ring position; correct if necessary.
2. Turn off power supply. Bleed down system pressure. Remove
shield cup, tip and start cartridge. Check start cartridge lower
end fitting for free movement. Replace if fitting does not move
freely.
3. Inspect torch consumable parts. Replace if necessary.
4. Replace torch and leads or return to an authorized service
center for repair.
FAULT indicator
flashing and 85 PSI
indicators flashing. at
5 cycles per second
1. Low output voltage during pilot.
2. Low output voltage during cut.
3.For Automation Torch only: Tip
contacted work piece during cut
with output currect set above 45
amps.
1) Check torch consumable parts for wear or foreign debris.*
2) Check torch consumable parts for wear or foreign debris.*
3) Cut with Tip off the plate.*
*For these modes, to reset the machine, remove the START
signal.
No Fault lights on, no
arc in torch.
1. Failed components in unit. 1. Return to an authorized service center for repair.
FAULT and 85 PSI
indicators flashing
1. Internal Error 1. Turn the ON / OFF switch OFF then back ON again. If that does
not clear the fault, return to an authorized service center for
repair.
Pilot arc is on but
cutting arc will not
establish
1. Work cable not connected to
work piece.
2. Work cable/connector broken.
3. Failed components in unit.
1. Connect work cable.
2. Replace work cable.
3. Return to an authorized service center for repair.
Torch cutting is
diminished
1. Incorrect current setting.
2. Worn torch consumables.
3. Poor work cable connection to
work piece.
4. Torch being moved too fast.
5. Excessive oil or water in torch.
6. Failed components in unit.
1. Check and adjust to proper setting.
2. Check torch consumables and replace as needed.
3. Check the connection of the Work Lead to the work piece.
4. Reduce cutting speed.
5. Refer to "Check air quality" in section 3 Torch.
6. Return to an authorized service center for repair.
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