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Haier
Oven
Data independently verified by Elite B2B Technicians
Diagnostic Complet

Error Code ER21 Haier

Symptom / Description

Touch control panel error

Root Cause

A communication issue with the touch control board, possibly due to moisture or a component failure.

Repair Instructions

UNLOCKED

Ensure the control panel is clean and dry. Power cycle the appliance. If the error remains, the touch control board may need replacement.

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