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Not building any air in my system, change air compressor,
Not building any air in my system, change air compressor, new dryer and governor. … read more
BrentR718
BrentR718
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I have a 5.9 cummins in motorhome. Air compressor is not
Second opinion] I have a 5.9 cummins in motorhome. Air compressor is not supplying enough air for brakes. I rebuilt air dryer and drained tge tanks so far. … read more
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Andy
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Vocational, Technical or Trade School
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98 Pete n 14 select. it's slow about building air .will not
98 Pete n 14 select. it's slow about building air .will not build air at idle. Replaced dyrer.and governor. Pulled the intake pipe loose and the compressor is sucking air .pulled the main line off com… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I have 2014 international maxxforce 13. The truck is not
I have 2014 international maxxforce 13. The truck is not building any pressure at all. I changed the governor on dryer and no luck. The truck is clutch driven compressor and there is air from the gove… read more
Scott Anthony
Scott Anthony
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HS Diploma
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I have a 93 Freightliner with a N14 Cummins motor and it
I have a 93 Freightliner with a N14 Cummins motor and it builds up too much air pressure. Governor opens to purge air dryer but doesn't seem to stop building pressure. Gets up to 200 or 230 PSI … read more
Mike Mcmillan
Mike Mcmillan
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I have an international prostar vin BN195258 I'm having air
Hello i have an international prostar vin BN195258 I'm having air issues on my truck. Just couple days ago i had 30lbs of air pressure and we called out a tech on the road. They ended up replacing the… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
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The air brake pressure on my 1998 Freightliner is slow to
The air brake pressure on my 1998 Freightliner is slow to build and when I apply the brake while the engine is running, the air pressure drops to 60psi within 15 pedal pumps. Too fast. I don't hear an… read more
Expert
Expert
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I'm having with air pressure on a 379 Pete with vin #
I'm having with air pressure on a 379 Pete with vin # ***************** it's only building 90 psi on primary side no air leaks and I have tried a new compressor, still 90 psi no secondary at all no ai… read more
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Mike Mcmillan
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Have a 9900 international 2007 year ISX Cummins wouldnt
Have a 9900 international 2007 year ISX Cummins wouldnt build air at boss shop they adviced compressor bad replaced same problem also put on new govenor any ideas… read more
Mike Mcmillan
Mike Mcmillan
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Associates
404 satisfied customers
Truck Vin H72526 cummins ism air compressor part number..
Truck Vin H72526 cummins ism air compressor part number.. problem started a couple days ago..truck would build way too much pressure 140+ psi. I changed the governor out and it built and stayed perfec… read more
Mike Mcmillan
Mike Mcmillan
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I have a 2005 kenworth that will not build up air pressure.
I have a 2005 kenworth that will not build up air pressure. The air pump is pumping air and air is going to the dryer… read more
Mike Mcmillan
Mike Mcmillan
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We have air brakes on Freightliner chassis. We are getting
We have air brakes on Freightliner chassis. We are getting low air pressure out of the compressor, but it's making air. We changed governor and dryer and still can get air to tanks … read more
Expert
Expert
7,470 satisfied customers
Will not build air pressure above 60 lbs. New compressor and
Will not build air pressure above 60 lbs. New compressor and govenor … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
1994 international 4900. we have been having severe problems
1994 international 4900. we have been having severe problems with the air freezing up on it and we want to bypass the air dryer. what are the ramifications of bypassing the unit? I would much rather s… read more
Wayne
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Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
97 Freightliner FLD 112, Cummins M11 VIN: last six 705835A/C
97 Freightliner FLD 112, Cummins M11 VIN: last six 705835 A/C APADS MODULE not indicating any faults/code, seems dead. Couple days ago I had 4 blinking red lights indicating wireing or connection issu… read more
Jeremy
Jeremy
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Associate Degree
2,740 satisfied customers
I am working on a 1991 Pete with a L10. I just updated the
I am working on a 1991 Pete with a L10. I just updated the dryer with a AD-9 dryer. The dryer i took off i could not identify. It looked close and had 3 lines hooked up to it like the AD-9. The proble… read more
Jeremy
Jeremy
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2,740 satisfied customers
I have a cummins M11+ engine in my ERF truck, just recently
i have a cummins M11+ engine in my ERF truck, just recently my driver complained loss of air pressure and we found out the compressor had it con rod broken and since then it has broken 2 more with 0km… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
i have a 1998 Freightliner unable to build over 50 pounds air
i have a 1998 Freightliner unable to build over 50 pounds air pressure for operation. unable to find any leaks. when engine shut down, the systems does not bleed off pressure. we pulled line off compr… read more
DirectInjection
DirectInjection
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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