Convotherm E63

What does Convotherm E63 mean?

Convotherm shows E63 — Injection pressure switch — on the maxx, maxx pro, mini combi oven range. The manual lists this reason: Water hardness too high, not within the specification. The control flags the fault and holds the affected function until the message is cleared.

Symptoms

• Display shows error code E63 (Injection pressure switch)
• The affected function is interrupted until the fault is cleared

Common causes

• Water hardness too high, not within the specification

Diagnostic steps

1. 01

   Adjust water hardness with a filtration system

   Adapt water hardness to meet the specification using a suitable water filtration system

When to call a professional

If E63 (Injection pressure switch) does not clear after the steps above, note the message on the display and contact a qualified Convotherm service technician.