We maintain technical support centers around the world to support our customers in their local time zone. Here you can contact our support representatives: most of them are former engineers and service technicians. Together, they have expertise in every National machine model
– whether it was shipped last year or 50 years ago.
Contact your regional support center listed below for assistance with:
Identifying or ordering spare parts
Scheduling a visit from one of our service technicians
A rebuild or repair project
Technical troubleshooting, either via telephone or using our remote service meeting technology.