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critical Nordson

Error Code E3

Heater failure detected.

How to Fix It

Inspect the heater for proper operation and connectivity. If the heater is malfunctioning, it may need to be replaced.

Source: page 1 of the official manual

From the manual

Manual page 1 — Nordson error E3

This error code appears in:

Nordson Problue 7 Adhesive Dispenser