ESAB Caddyt Tig 150i, Instruction Manual

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9 FAULT TRACING
Try these recommended checks and inspections before sending for an authorised
service technician.
Type of fault Action
No arc.
S
Check that the mains power supply switch is turned on.
S
Check that the welding current supply and return cables are
correctly connected.
S
Check that the correct current value is set.
The thermal overload trips ope-
rate frequently.
S
Check whether the thermal overload trips have operated
(indicated by the yellow lamp on the front panel).
S
Check the main power supply fuses.
The thermal overload trip opera-
tes frequently.
S
Make sure that you are not exceeding the rated data for the
welding power source (i.e. that the unit is not being
overloaded).
Poor welding performance.
S
Check that the welding current supply and return cables are
correctly connected.
S
Check that the correct current value is set.
S
Check that the correct electrodes are being used.
9.1 Fault codes
The Tig 150i/Tig 200i comes with built--in fault monitoring. If a fault occurs, a code is
shown in the display.
If any of these fault codes ( Exx ) reappears once the unit has been restarted, the
welding power source should be sent to an authorised ESAB service workshop for
repair.
10 ORDERING SPARE PARTS
Tig 150i/Tig 200i is designed and tested in accordance with the international and Euro-
pean standards IEC/EN 60974--1, 60974--3 and EN 60974--10. It is the obligation of the
service unit which has carried out the service or repair work to make sure that the pro-
duct still conforms to the said standard.
Repair and electrical work should be performed by an authorized ESAB serviceman.
Use only ESAB original spare and wear parts.
Spare parts may be ordered through your nearest ESAB dealer, see the last page of
this publication.
GB