Cornwell Tools MMWP700DVI, Руководство пользователя

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Page 13 of 17
TROUBLESHOOTING
SYMPTOM POSSIBLE CAUSE CORRECTIVE ACTION
Unit Does Not Power Up Unit Is Not Plugged In Plug in Unit
Input Power Circuit Breaker Not On Reset Input Power Circuit Breaker
Main Power Switch Is Defective Replace Main Power Switch
Control Circuit Board is Defective Replace Control Circuit Board
No Pilot Arc Low Air Supply Pressure Check Air Supply
Adjust Gas Pressure Adjuster So the Air
Pressure Display Reads A Minimum Of
60 PSI
Protection Indicator Is on Indicating the
Machine Is in Protection Mode
See Protection Indicator Is On section
below.
Missing Torch Head Components Replace Missing Torch Head
Components. See the INSTALLATION
OF THE CUTTING TORCH
CONSUMABLES section.
Plasma Torch Trigger Not
Communicating with the unit
Pull the trigger. If the work light is not on,
the torch is not communicating with the
machine. Check Trigger Connection.
Replace or Repair Torch
Plasma Torch May Be Defective See if electrode in torch head is spring
loaded. If it is not, the torch head has
seized, and the torch will need to be
replaced. Install an air dryer to your
compressed air supply to prevent
corrosion of the torch head.
Arc Start Circuit Defective For Assistance, Contact Metal Man
Work Gear at 888-762-4045
Control Circuit Board is Defective Replace Control Circuit Board
Control Transformer Defective Replace Control Transformer
Have Pilot Arc but cutting arc does not
ignite.
Work Piece is Painted or Rusty Remove All Paint and Rust
Ground Clamp Is Connected Where
There Is Paint or Rust
Remove All Paint and Rust So Ground
Clamp Is Connected to Bare Metal
Ground Clamp Is Not Electrically
Connected to The Work Piece
Make Certain the Ground Clamp Is
Connected to The Work Piece
Protection Indicator Is On The internal temperature is too high. Leave power on and let the fan cool the
unit. Output will continue when the unit
has cooled.
Input Power Voltage is Too High or Too
Low.
Meter Input Power Voltage. This unit
must be used with input voltage that
ranges from 220V-240V AC (110V-130V
when operating using the 120V adapter
cord).
Cooling Fan is not working Unit is not turned on Turn on Unit
Cooling fan defective Replace the cooling fan
Control Transformer Defective Replace Control Transformer
For Assistance, Contact Metal Man Work Gear at 888-762-4045