redman Posted February 12, 2012 Share Posted February 12, 2012 ive got a short piece of synflex that comes through the firewall to nowhere. it leaks air all the time. on the cab side it runs to a block of some kind that has 2 more lines coming off it to who knows where. dealer said its a parking valve leaking but all 3 have bee replaced in the last year. had a r model that did the same thing but not this bad .driving me crazy. thanx in advance.. 1 Quote Link to comment https://www.bigmacktrucks.com/topic/23217-easy-one/ Share on other sites More sharing options...
Rob Posted February 12, 2012 Share Posted February 12, 2012 ive got a short piece of synflex that comes through the firewall to nowhere. it leaks air all the time. on the cab side it runs to a block of some kind that has 2 more lines coming off it to who knows where. dealer said its a parking valve leaking but all 3 have bee replaced in the last year. had a r model that did the same thing but not this bad .driving me crazy. thanx in advance..Are you sure it's not the exhaust for the trolley valve? If it is bleeding air all the time, trace the line back to it's origin.Rob Quote Plodding along with no job nor practical application for my existence, but still trying to fix what's broke. Link to comment https://www.bigmacktrucks.com/topic/23217-easy-one/#findComment-102018 Share on other sites More sharing options...
Superdog Posted February 12, 2012 Share Posted February 12, 2012 does it leak with the park brake applied? Quote Link to comment https://www.bigmacktrucks.com/topic/23217-easy-one/#findComment-102022 Share on other sites More sharing options...
redman Posted February 12, 2012 Author Share Posted February 12, 2012 leaks with brakes on or off .have to try trolly brake on.cant trace it. it goes everywhere, into this block or valve or switch into that one,on and on and on.................. Quote Link to comment https://www.bigmacktrucks.com/topic/23217-easy-one/#findComment-102035 Share on other sites More sharing options...
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