Hypertherm HD3070 Plasma Arc Cutting System w/ Automatic Gas Console - Manual (Page 161)

5-36 HD3070 with Automatic Gas Console Instruction Manual
16
MAINTENANCE
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PS ERR=4
NO PILOT TIMEOUT ERROR
Informs operator that high frequency
was unable to ignite pilot arc within
1 second.
Set correct preflow
gas flowrates.
Repair leaks or
remove twists in
gas lead set.
Yes
Yes
Yes
No
Yes
Are preflow gas
flowrates
set to correct values
?
Are torch back
pressures
within recommended
ranges ?
Are there leaks or
twists in gas lead set ?
Fig 3-25
Is current setting
correct ?
Are consumables of
correct type properly
installed & in good
condition ?
Yes
No
Set correct
value for current.
No
Install new
consumables of
correct type.
No
No