Replacing FETs on Classic 150

Started by Hockey, May 25, 2024, 03:04:33 PM

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Hockey

Post-surgery Classic 150 ate up the the 5s2p array formerly feeding a FM60.  Nary a burp.

After a few hours with PV ranging 70V-80V/10-13a, FET Temps were around 40°C- 45°C as measured with an IR temperature gun.   Fans did not come on, but perhaps did when I was not there.

New coin battery needed, as well as a new mngp cover (cracked window).

Well thats it!  Signing off on this thread, but will revive if situation changes.

ClassicCrazy

You can turn timesync off under Tweaks menu and that way you can set the clock using the Local Status app instead of it needing the MNGP to set time. Local Status app available on Midnite site and you can also check to see how old your firmware is too.
Nice when things work out okay like that on repair jobs.
You probably will want to get a Whizbang and shunt for it to get SOC and some control functions that can be controlled via the Aux settings.
Larry
system 1
Classic 150 , 5s3p  Kyocera 135watt , 12s Soneil 2v 540amp lead crystal 24v pack , Outback 3524 inverter
 5s 135w Kyocero , 3s3p 270w Kyocera   Classic 150 ,8s2p  Kyocera 225w to Hawkes Bay Jakiper 48v 20kwh  ,Gobel 16 kwh  lifepo4 Outback VFX 3648  8s2p 380w Rec pv EG4 6000XP