Thermal Dynamics C-70A CUTSKILL, Руководство по обслуживанию

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TROUBLE SHOOTING 6-2 Manual 0-4699
6.02 Basic Trouble Shooting Guide
Problem - Symptom Possible Cause Recommended Action
Power Switch is on
but the A/C Indicator
does not light 1. Improper electrical connection.
2. System was overloaded.
3. Switch may be faulty 1. Check input power source and fuse. Check input cable and
connections.
2. Turn Primary Power Switch Off and then On again.
3. Return to authorized service center for repair or replacement
Primary power
switch is on, but the
cooling fan does not
work. 1. No power or incorrect power to
fan.
2. Faulty fan. 1. Check electrical connections to fan.
2. Return to authorized service center for repair or replacement
No air flow at torch
when air check
switch is turned on. 1. Input air connection is
disconnected.
2. Air source is not on.
3. Internal connection is loose
4. Filter or Control PCB is faulty 1. Connect the input air.
2. Check the compressor and manufacturers manual for trouble
shooting and follow local maintenance procedures.
3. Check all air line connections and fittings.
4. Return to an authorized service center for repair.
Torch will not pilot
when torch switch is
activated. 1. Gas pressure too high or too
low.
2. Torch tip, start cartridge, or
electrode missing.
3. Start Cartridge is stuck
4. Worn or faulty torch parts
5. Thermal Switch activated 1. Adjust gas pressure per pressure setting label on power
supply.
2. Turn off power supply. Remove shield cup. Install missing
parts.
3. Turn off power supply. Remove shield cup, tip, and start
cartridge. Check lower end fitting on start cartridge for free
movement. Replace cartridge if lower end fitting does not
move freely.
4. Inspect torch consumable parts. Replace if necessary.
5. Allow the cooling fan to run for 2 minutes or longer until it
will resume operation.
Pilot / transfer arc
goes out and
doesn’t reactivate 1. Torch removed from work piece
or moved away from metal being
cut 1. Release torch trigger and re-establish the pilot arc. See
block diagram Appendix 1
Cut performance is
diminished. 1. Worn torch parts.
2. Poor Work Lead connection.
3. Current sensor or PWM PCB
faulty. 1a. Check current setting. Check the Electrode and Tip for
excess wear.
1b. Check that the lower end fitting on the start cartridge
moves freely. Replace any or all parts as needed.
2. Check the connection of the Work Lead to the work piece.
3. Return to an authorized service center for repair or
replacement.
Air flows
continuously and
torch switch latch
button doesn't work
properly. 1. Torch Switch Latch button on
front panel faulty.
2. Control PCB faulty. 1. Return to an authorized service center for repair or
replacement.
2. Return to an authorized service center for repair or
replacement.