Battery or battery charger is damaged

Possible cause: Physical or electrical damage to housing, cable, plug, or output cable. Do not use the device. Must be repaired by an authorised service agent.

Battery is leaking fluid

Possible cause: Internal battery damage or cell failure. Avoid contact with skin and eyes. Wash the affected area with plenty of water and contact a doctor.

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Dometic • General Equipment

Dometic DEL90H, DEL90HC

Official technical documentation and workshop diagnostics for DEL90.

Master Troubleshooting & Diagnostics Matrix

Error Code / Indicator	Symptom / Meaning	Step-by-Step DIY Fix	Suggested Actions
`N/A`	Battery or battery charger is damaged Possible Cause: Physical or electrical damage to housing, cable, plug, or output cable	Do not use the device. Must be repaired by an authorised service agent.	Professional Intervention Required
`N/A`	Battery is leaking fluid Possible Cause: Internal battery damage or cell failure	Avoid contact with skin and eyes. Wash the affected area with plenty of water and contact a doctor.	Professional Intervention Required