A7D8 : Unexpected Current Hose 4
To avoid serious injury follow all warnings and instructions in the manual. Wear appropriate personal protective equipment.
- Swap in known good hose.
- Check for cuts or excessive kinking in the hose electrical cable.
- Check hose heater resistance to ground.
- See connector wiring diagram in the corresponding hose instruction manual.
- Replace faulty hose heater.
- Replace faulty AMZ circuit board.
- Replace faulty MZLP circuit board.