Buzzing fan in classic

Started by Nashville, November 11, 2013, 02:04:05 PM

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Nashville

Hi Guys!
I have two classics. One of them has a fan that is starting to buzz. Any thoughts?

SolarMusher

Off Grid with 4kw PV | 2x Classic 200/WBjr | 2x Outback VFX3648 Epanel | 3x SPD300 + 1x Schneider HEPD80 | Hub + Mate + PSX-240 | Volthium 400Ah/51.2V LFP battery bank + Trimetric | 1500 watts AC water heater | Kubota 11kw GL diesel generator

Resthome

If you have one of the new chassis the fans come out the back and are suppose to be held in place with a dab of silicon to keep then quite.

http://www.midnitesolar.com/video/videoPlay.php?video_ID=78&videoCat_ID=18

If you have the older chassis removing the fans require removing some boards.   :'(

http://www.midnitesolar.com/video/videoPlay.php?video_ID=79&videoCat_ID=18
John

10 x Kyocera KC140, Classic 150 w/WBJr, Link10 Battery Monitor, 850 AH @ 12v Solar One 2v cells, Xantrex PROwatt SW2000
Off Grid on Houseboat Lake Don Pedro, CA

Lou

It could also be the fan rattling around in the "Turbo" (top right corner) part of the case.

Shut down the classic, Pop the fan cover off (a light "whack" with the butt end of a screwdriver usually works), remove the fan, apply some silicone on 3 sides (not the front) of the fan,  place fan back in slot, replace cover,  turn the classic back on.

2 - sided tape works in a pinch also.

Cheers,
Lou
24 V Off-Grid, 10 - REC235PE, 12 - EC110, 4 - REC 215AE, Trace SW4024, 1 - Kid, 2 - Classic 200

Nashville

Quote from: Lou on November 11, 2013, 06:59:19 PM
It could also be the fan rattling around in the "Turbo" (top right corner) part of the case.

Shut down the classic, Pop the fan cover off (a light "whack" with the butt end of a screwdriver usually works), remove the fan, apply some silicone on 3 sides (not the front) of the fan,  place fan back in slot, replace cover,  turn the classic back on.

2 - sided tape works in a pinch also.

Cheers,
Lou

Thanks!

Nashville

Quote from: Resthome on November 11, 2013, 06:29:33 PM
If you have one of the new chassis the fans come out the back and are suppose to be held in place with a dab of silicon to keep then quite.

http://www.midnitesolar.com/video/videoPlay.php?video_ID=78&videoCat_ID=18

If you have the older chassis removing the fans require removing some boards.   :'(

http://www.midnitesolar.com/video/videoPlay.php?video_ID=79&videoCat_ID=18
Thank you for your reply.
I think mine are the old version. I also noticed the black bars that holds the FETs to the heat sink are cracked. Weird.

Nashville

Quote from: Resthome on November 11, 2013, 06:29:33 PM
If you have one of the new chassis the fans come out the back and are suppose to be held in place with a dab of silicon to keep then quite.

http://www.midnitesolar.com/video/videoPlay.php?video_ID=78&videoCat_ID=18

If you have the older chassis removing the fans require removing some boards.   :'(

http://www.midnitesolar.com/video/videoPlay.php?video_ID=79&videoCat_ID=18

I just noticed that you are off grid on a house boat. Kewl! Any links to picts?

boB

Quote from: Nashville on November 11, 2013, 08:51:12 PM
Quote from: Resthome on November 11, 2013, 06:29:33 PM
If you have one of the new chassis the fans come out the back and are suppose to be held in place with a dab of silicon to keep then quite.

http://www.midnitesolar.com/video/videoPlay.php?video_ID=78&videoCat_ID=18

If you have the older chassis removing the fans require removing some boards.   :'(

http://www.midnitesolar.com/video/videoPlay.php?video_ID=79&videoCat_ID=18
Thank you for your reply.
I think mine are the old version. I also noticed the black bars that holds the FETs to the heat sink are cracked. Weird.


There should be a sticker on the phone jacks above the black bar saying that cracking is normal and OK for that bar.

There's plenty of structural metal inside of that bar.

boB

K7IQ 🌛  He/She/Me

Nashville


Resthome

John

10 x Kyocera KC140, Classic 150 w/WBJr, Link10 Battery Monitor, 850 AH @ 12v Solar One 2v cells, Xantrex PROwatt SW2000
Off Grid on Houseboat Lake Don Pedro, CA

Nashville