Thermal Dynamics A40i User Manual

A40i, A60i
SERVICE Manual 0-5466
5-6
Problem - Symptom Possible Cause Recommended Action
FAULT indicators
flashing. Gas flow is
cycling ON and OFF.
Error code E005
1. Torch shield cup is loose.
2. Torch tip, electrode or starter
cartridge missing.
3. Torch start cartridge is stuck.
4. Unit inlet gas pressure is too
high causing continuous gas flow.
5. Open conductor in torch leads.
6. Problem in the torch and leads
switch circuit.
7. 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. Decrease gas supply pressure to 125 PSI or less.
5. Replace torch and leads or return to authorized service center
for repair or replacement.
6. Replace torch and leads or return to authorized service center
for repair or replacement.
7. 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 Controller 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 indicators
flashing. Error code
E012
1. Upper O-ring on torch head is in
wrong position.
2. Torch starter 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 starter cartridge. Check starter
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.
No Fault lights ON, no
arc in torch.
1. Failed components in unit. 1. Return to an authorized service center for repair.
FAULT indicators
flashing Error code
E024 or E031
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.

Thermal Dynamics A40i Specifications

General

Brand	Thermal Dynamics
Model	A40i
Category	Cutter
Language	English