Miller Millermatic 355 Owner's Manual page 62

Message
Fan error-Either the top fan or the bot-
tom fan or both are running too slow or
is damaged.
Thermal error-Inverter module ther-
mistor is shorted.
Thermal error-Inverter module ther-
mistor open.
Thermal error-Main transformer is
shorted
Thermal error-Main transformer is
open.
Thermal error-Output Inductor mag-
netics thermistor is shorted.
Thermal error-Output Inductor mag-
netics thermistor is open.
Thermal error-Output heatsink ther-
mistor is open.
Thermal error-Output heatsink ther-
mistor is shorted.
Primary error, Vbus top high or Pri-
mary error, Vbus bottom high
Primary error, Vbus top low or Primary
error, Vbus bottom low
Primary error, Vbus Balance
Primary error, Precharge
Primary error, Current Sensor 1
Power Supply error +15V or –15V
Primary
Primary error, Incorrect Link Position
Detected
OM-288360 Page 58
Error
The fan blades are obstructed.
The fan wiring harness is disconnected.
The fan is damaged.
The control board is damaged.
The inverter module thermistor is reading too
high for a valid temperature.
The control board is damaged.
Ambient temperature is too cold for valid
reading.
The inverter module thermistor is reading too low
for a valid temperature.
The control board is damaged.
The main transformer thermistor is reading too
high for a valid temperature.
The control board is damaged.
Ambient temperature is too cold for valid
reading.
The main transformer thermistor is reading too
low for a valid temperature.
The control board is damaged.
The secondary magnetics thermistor is reading
too high for a valid temperature.
The control board is damaged.
Ambient temperature is too cold for valid
reading.
The secondary magnetics thermistor is reading
too low for a valid temperature.
The control board is damaged.
The output heatsink thermistor is reading too low
for a valid temperature.
The control board is damaged.
Ambient temperature is too hot for valid reading.
The output heatsink thermistor is reading too
high for a valid temperature.
The control board is damaged.
Primary link switch is in the wrong position with
460/575V position.
The control board is damaged.
Primary link switch is in the wrong position with
208/240V position.
The control board is damaged.
System has detected a problem with an internal
capacitor.
The control board is damaged.
The unit has detected a problem at system start-
up.
System power has been applied too frequently.
The control board is damaged.
The control board is damaged.
The control board is damaged.
The input voltage detected does not match the
range selected by the Primary Link Switch.
Remedy
Clear obstruction from fan.
Contact Miller Electric authorized service
location.
Contact Miller Electric authorized service
location
Place unit in environment warmer than –30°F (–
22°C).
Contact Miller Electric authorized service
location.
Contact Miller Electric authorized service
location.
Place unit in environment warmer than –30°F (–
22°C).
Contact Miller Electric authorized service
location.
Contact Miller Electric authorized service
location
Place unit in environment warmer than –30°F (–
22°C).
Contact Miller Electric authorized service
location.
Place unit in environment warmer than –30°F (–
22°C).
Contact Miller Electric authorized service
location.
Contact Miller Electric Mfg. authorized service
location.
Turn off unit and switch Primary Link Switch to
460/575V position.
Contact Miller Electric authorized service
location
Turn off unit and switch Primary Link Switch to
208/240V position.
Contact Miller Electric authorized service
location
Cycle input power to the system and try again.
Contact Miller Electric authorized service
location
Turn system power off, wait two minutes, and re-
apply power.
Contact Miller Electric authorized service
location
Contact Miller Electric authorized service
location
Contact Miller Electric authorized service
location.
Turn off unit. See sections 5–5 or 5–6 of this
manual to properly set the Primary Link Switch.