Frequently Asked Questions (FAQs)
| Question & Answers
for Product: Fisher & Paykel CPAP Machine Filters (Pack of 4 filters) HC211 HC221 900HC228 |
| Q. How often is the recommended filter change with an average of 8hrs use per night? |
(Posted: 29th August, 2005) |
A. The average time between filter changes is approximately 3 months. However this is quite variable depending on where you live. If your surroundings are quite dusty you may need to change it more regularly.
Change your filter when it becomes dark and discoloured. |
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| Q. Is there a user guide online? |
(Posted: 22nd Jan, 2008) |
A. The user manuals we have are all in the Article section, in pdf format.
Mask component cards are also in the Article section.
Hope that this helps |
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