ALORAIR Sentinel HDi90 Manual

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Sentinel HDi90

Please kindly click link below of maintenance video for your machine faults before you ship the

unit back to us. As some simple faults can be easily solved by yourself.

Sentinel HDi90 Maintenance Video:

A1:Install G3 filter

https://youtu.be/e9z_REJf2x0?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3

A3:Change the front cover

https://youtu.be/oDiJHXGueSE?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3

A6: Change the Water Pump

https://youtu.be/rczD1n2mOQA?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3

A7:Changing the humidity sensor

https://youtu.be/KEicT0NQxio?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3

A8:Changing the display board

https://youtu.be/3kXkGxZmX_g?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3

A9: Replacing the motor& fan

https://youtu.be/oGQfm_ap78s?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3

A11:Changing the main control board

https://youtu.be/cw0pXBidfJE?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3

B2: How to duct

https://youtu.be/dihUP-Y4o7A?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3

B4: How to use remote controller

https://youtu.be/tsVXjva9Gpc?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3

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Page 1 Sentinel HDi90 Please kindly click link below of maintenance video for your machine faults before you ship the unit back to us. As some simple faults can be easily solved by yourself. Sentinel HDi90 Maintenance Video: A1:Install G3 filter https://youtu.be/e9z_REJf2x0?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3 A3:Change the front cover https://youtu.be/oDiJHXGueSE?list=PLblzkv3HhX7RvN3T9wR11QQvgVuOzA0D3...
Page 2 ※ Troubleshooting ※ Symptom Cause Solution Verify that there is power to the Power Supply outlet and that the plug is properly installed in outlet The unit is outside the operating Machine Won’t Run Room Temperature Over temperature range. Modify the 105°...
Page 3 Pump Alarm- Trouble Code E2/ E4 If a pump alarm is shown on the display, complete the following steps: 1. Reset the unit by disconnecting the power cord and then reconnecting it. NOTE: UNIT WILL NOT FUNCTION UNTIL ERROR CODE HAS BEEN CLEARED. 2.
Page 4 2. Unplug the dehumidifier and remove the cover so you have access to the pump. 3. Remove the pump head from the reservoir by unscrewing the screw. Wipe reservoir clean with a paper towel. 4. Mix a 16 oz solution of either (1 oz bleach + 15 oz water) OR (4 oz white vinegar+ 12 oz water). 5.