Miller TRAILBLAZER 302 AIR PAK, Руководство пользователя

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OM-229 930 Page 51
SECTION 11 − TROUBLESHOOTING
11-1. Front Panel Display Code Information
Left Display Right Display Description How/When Code Is Displayed
ON 25 − 304 Preset Weld Current
Code is displayed when engine is running, Engine Control switch is in Run
or Auto Speed position, Process/Contactor switch is in Electrode Hot
−
Stick or TIG position, and Compressor switch is in Off or On positions.
0 25 − 304 Preset Weld Current
Code is displayed when engine is running, Engine Control switch is in Run
or Auto Speed position, Process/Contactor switch is in Remote
− Stick or
TIG position, and Compressor switch is in Off or On positions.
13 − 35 0 Preset Weld Voltage
Code is displayed when engine is running, Engine Control switch is in Run
or Auto Speed position, Process/Contactor switch is in Electrode Hot
−
Wire or Remote − Wire position, and Compressor switch is in Off or On
positions.
HRS XXXX
Engine Or Compressor
Total Operating Hours
Code is displayed when Engine Control switch is in Run or Auto Speed
position and Compressor switch is in Engine Hours or Compressor Hours
position. (Engine need not be running to display code.)
OIL XXX
Hours Remaining Until
Recommended Oil
Change For Engine Or
Compressor
Code is displayed when Engine Control switch is in Run or Auto Speed
position and Compressor switch is in Engine Oil Change or Compressor Oil
Change position. (Engine need not be running to display code.) Display
shows negative hours when oil change is overdue.
RPM XXXX Engine Speed
Code is displayed when engine is running, Process/Contactor switch is in
Electrode Hot
− Stick position, and Engine Control switch is toggled
between Run and Auto Speed positions three or four times.
AIR OFF Air Compressor Off
Before start-up, code is displayed when Engine Control switch is in Run or
Auto Speed position and Compressor switch is in Off position. Code is also
displayed for three seconds when Compressor switch is moved to Off posi-
tion while engine is running. (Display then returns to appropriate weld dis-
play.)
AIR ON Air Compressor On
Before start-up, code is displayed when Engine Control switch is in Run or
Auto Speed position and Compressor switch is in any On position. Code is
also displayed for three seconds when Compressor switch is moved to any
On position while engine is running. (Display then returns to appropriate
weld display.)
COMP TEMP
Compressor
Over-Temperature
Code is displayed when compressor has stopped because compressor oil
temperature exceeded 240
°
F (116
°
C).
OVER PRES
Compressor
Over-Pressure
Code is displayed when compressor has stopped because compressor air
pressure exceeded 170 PSI (1172 kPa).
AUTO CAL. Auto-Calibration
Code is displayed for about six seconds after start − up as the electronic
governor calibrates itself by running the engine at an elevated speed for a
short period. The machine provides no output until the display changes.
RE − S TART Restart
Code is displayed when unit has stopped due to generator overload or
detection of a fault that could cause damage. Turn Engine Control switch
Off and then restart. Check all outputs and connections after restarting. If
code is displayed again have unit checked by an Authorized Service Agent.
All Segments On All Segments On Bulb Test
During engine cranking all LED segments are turned on for test purposes.
Observe the displays during cranking to determine if an indicator is faulty.