Humidifier Forums

Added  Aug 18 2024
0 Replies

What to do Error 21

Equipment: Fisher and Paykel Healthcare - MR850

RE: Fisher and Paykel Healthcare - MR850
Added  Jul 23 2024
0 Replies

I have a unit that was leaking from the front of the device.  Changed O-rings with leak still evident.  I replaced the Flow Meter which stopped the leak coming from the front and persisted to now come from one of the valve knobs, either the 02 or Air flow.  The valves within the knobs were changed out with leak still present.  My final thought is that is possibly the orifice, but I do not have tool to remove or install the orifice inside unit.  Anyone ever chase these leaks?  Any information would help.

RE: Maxtec - MaxVenturi
Updated  Dec 9 2023
2 Replies

Are the ports on the tubing interchangeable with CPAP cannulas/mask? Can you add to the length of tubing?

RE: Fisher and Paykel Healthcare - AIRVO 2
Updated  Apr 13 2023
3 Replies

unit comes up with "maintenance" message, what does it want/need to be done

RE: Fisher and Paykel Healthcare - AIRVO 2
Updated  Dec 19 2022
1 Reply

Is there a way to brighten the display

RE: Fisher and Paykel Healthcare - AIRVO 2
Updated  Nov 30 2022
1 Reply

How do I change the oxygen max setting to 95%. mine ranges from 21-75%. Thanks

Equipment: Fisher and Paykel Healthcare - AIRVO 2

RE: Fisher and Paykel Healthcare - AIRVO 2
Updated  May 5 2022
1 Reply

Hi, do you know how to fix error E21 on MR850ALU ? I've checked Triacs and and relays but the device give me Always error E21

RE: Fisher and Paykel Healthcare - MR850
Updated  Nov 18 2021
1 Reply

What is the solution for Fault E133 on my airvo2, please any one can help me Manufacturer: Fisher&paykel Model Airvo2

RE: Fisher and Paykel Healthcare - AIRVO 2
Updated  Oct 20 2021
5 Replies

Has anyone encounter low flow on these units? I am testing at 50 LPM but only getting about 40 LPM on my tester. I also tested a brand new one out of the box at 50 LPM and it was only slightly better at 42 LPM.

RE: Fisher and Paykel Healthcare - AIRVO 2
1 Reply

I need the service manual for this model 850, fisher & paykel

RE: Fisher and Paykel Healthcare - MR850

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