I am looking for someone experienced with commercial vacuum cleaners or electrical repairs to inspect and repair a Kerrick KVAC59PE twin-motor wet and dry vacuum. Issue: * One motor made a popping/cracking noise * Burning smell came from the unit * The motor has now stopped working completely * The second motor is still operating normally The vacuum is located at Baxter, VIC. Please let me know: * Your experience with commercial vacuum repairs * Whether you can attend on-site or if I need to bring the unit to you * An estimate of inspection and repair costs Photos can be provided upon request.