i have got 2 volvo's 1 is the 95 fh12 d12a which has an mechincal air governor which sit on the left side bhind the cab next to the battery tray, i have look very closely to find an air governor on this truck and couldnt find anything thats close to it, even follow the air line... yes i have replace the air dyer filter... it purgers like every 10sec.. heres a few pictures what my dyer looks like and another pic of the electronic Solenoids which is bolted on the side of the air dyer..
View attachment 65010 View attachment 65011
air dyer keeps on purging
Discussion in 'Volvo Forum' started by sikwpn, Apr 22, 2014.
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If it sounds like it's purging normally, but more frequently than it should, then it's not the governor or the purge valve. It's the unloader. If you have a constant hiss from the purge valve, then it's the purge valve that is bad (or stuck open by ice).
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Regardless, Fix it ASAP!!! Dont keep other drivers awake at night! Your problem is not their problem!!
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Last edited: Apr 22, 2014
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Hey Windsmith, I sleep with a Reefer running but I refuse to hear air popping all night. You are probably one of those super truckers that dont do maintance or pretrip, not to mention you wont pass a level 1 inspection. Your air cant build or hold.
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Wow that escalated quickly
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Little is not unnecessary noise. NO one including you should have listen to noises due to defective mechanics on a truck.Or loud music from idiot driver that does not understand the term or action called consideration.
platinum Thanks this. -
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I'd rather hear a air pop off as opposed to them #### long nose trucks that think they have to idle 24/7 at 1200 rpm.
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