JESS WELDING Power Plasma 2, Руководство по эксплуатации

Страница: 18 / 28

Power Plasma 2
Operating Manual Page 14
13. Trouble-Shooting
Malfunction/error Cause Remedy
mains connected and
master switch in pos.“I“
/‘mains’ Control lamp is
not lit
mains fuse has been
tripped
Check mains fuse; if required,
increase fuse protection,
mains cable interruption Check mains cable
fuse defective change fuse, see also
Chapter 15 circuit diagram
Torch trigger is pressed
down - no function (no
air)
imperfect assembly of torch
head elements(safety cut-
out)
Check torch head
torch trigger defective Check torch trigger
torch Control line
interruption
Check torch Control line
fault indicators for
compressed air,
temperature or safety cover
are lit
see Chapter 5 ‘Control elements’
Pressing of torch trigger
actuates pilot contactor,
however, total failure of
the pilot arc or
interruption of the pilot
arc
one mains phase not
connected (mains fuse has
been tripped, interrupted
lead of mains cable)
Check mains fuse
excessive working pressure see Chapter 6.3 ‘Regulation of
compressed air’
Permanent air flow, no
HF ignition
Machine is switched into
external plasmabox mode
without a plasmbox
Switch the rotary switch (chap.
6.5) to plasmaignitionbox ‘Off’
Pilot arc is available /
however, total failure of
one mains phase not
connected
Check mains fuse
Check mains cable
cutting arc earth cable not connected
or without contact to
workpiece due to impurities
(paint etc.)
clamp earth cable to workpiece or
improve contact
fault indicator is lit see Chapter ‘Control elements’
defective torch elements Check / exchange torch elements
cutting arc available,
however, bad cut quality/
insufficient cutting
performance
insufficient supply of
compressed air
see Chapter 6.3 ‘Regulation of
compressed air’
wrong plasma nozzle fitted
on torch
see Chapter 7 ’Torch equipment’
wear of the plasma nozzle
or electrode
Check / exchange plasma nozzle
/ electrode
Cutting arc switch-off insufficient cutting speed see Chapter 8.2 ‘Cutting’