10. Servicing the product
10.1 Maintaining the product
The ALPHA HWR-D pump is maintenance-free.
If the pump is damaged, for example with
fractures or dents, replace the pump.
10.1.1 Battery replacement
WARNING
Biological hazard
Death or serious personal injury
‐ Keep batteries out of reach of small
children, the elderly, and pets.
Batteries can cause permanent
injury if ingested or placed in the
nose, mouth, or ears.
‐ Immediate emergency room
treatment is required for anyone
who ingests a battery. In addition,
in the US, consult the 24-hour
National Battery Ingestion Hotline
at 800-498-8666 for assistance.
CAUTION
Corrosive substance
Moderate to minor personal injury and
risk of property damage
‐ The push-button HWR-D must be
replaced if battery leakage occurs.
CAUTION
Flammable material
Minor or moderate personal injury
‐ Do not attempt to recharge non-
rechargeable batteries.
To clean the push-button, wipe it with a
clean, damp cloth.
Ensure that disposal of old batteries is in
accordance with local regulations. Recycle old
batteries where possible.
10.1.2
Replacing the battery of the push-
button
The push-button uses AAA 1.5 V
alkaline batteries. To change the battery in the
push-button, follow these steps:
1. Remove the push-button from the mounting
bracket on the back of the push-button.
2. Remove the old batteries.
3. Insert the two new batteries.
4. Replace the push-button on the mounting
bracket.
18
English (US)
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