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Related Medium and Heavy Trucks Questions
2017 Volvo Semi Truck vin# ***************** I need the
2017 Volvo Semi Truck vin# ***** I need the location of the governor and the air dryer for the air compressor. Diagrams and or pictures will be really appreciated as I can't find them and not sure wha… read more
Bradey V
Bradey V
Certificate
Air not building up past 70 and the air compressor is making
Air not building up past 70 and the air compressor is making a popping sound … read more
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Mike Mcmillan
Triage Tech/Shop Foreman
Associates
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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
Master Technician
HS Diploma
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My husband and I drive a Semi a 2007 Western Star 4900ex,
My husband and I drive a Semi a 2007 Western Star 4900ex, we've had issues with the airline, we patched it then ending up buying a new one.. Everything is going ok, we're in Illinois it was 13 this mo… read more
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The purge valve in my air dryer goes off every 15 seconds
The purge valve in my air dryer goes off every 15 seconds I've already tried a lot of things… read more
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Having a hard time building air. ISX 15 Cummins 2013
I am. I've put a new air dryer on, a new air compressor on changed the dryer filter, changed the dryer governor. I used shop air to check flow in all of the air lines to both tanks and pushed shop air through the signal air line … read more
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Mike Mcmillan
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I change the compressor but still not building air. Peter
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spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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Compressor is not putting out enough air pressure to
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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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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
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Don't answer this question unless you are very knowledgeable
Please don't answer this question unless you are very knowledgeable on this issue. How does one get a semi air brakes that froze up thawed in the field?… read more
Alex Olsen
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My '07 Kenworth W900 will not build air pressure. I had a similar
My '07 Kenworth W900 will not build air pressure. I had a similar problem last fall and replaced the air dryer with a reman air dryer (Bendix AD-IS) and new governor. That fixed the problem. A few wee… read more
Daniel Wilson
Daniel Wilson
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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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Vocational, Technical or Trade Scho
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i have a 2012 international pro star... I have a problem
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Expert
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I have an International 9900 with an AD-IP air dryer. The truck
I have an International 9900 with an AD-IP air dryer. The truck will not build air due to air constantly pumping out the purge valve. I have installed a new purge valve, new governor, new desiccant ca… read more
spankyjr1
spankyjr1
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Vocational, Technical or Trade Scho
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Volvo vn 670: my trailer brakes are frozen. I pumped the service
my trailer brakes are frozen. I pumped the service brake to see if that would help. Now My air pressure won't build… read more
Andy
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truck /coach technician
Vocational, Technical or Trade School
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2009 M2 chassis on my Jayco toterhome. Air brakes worked fine
2009 M2 chassis on my Jayco toterhome. Air brakes worked fine moving the vehicle into another driveway. Next morning, no air pressure on either dial. Pulsing air venting sound from under the vehicle. … read more
Curtis B.
Curtis B.
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Associate Degree
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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
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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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