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Related Medium and Heavy Trucks Questions
A/C kw900 ac evaporator freezes up. Just changed it and the
A/C kw900 ac evaporator freezes up . Just changed it and the expansion valve. New clutch and compressor . Don't see any leaks . Could it be my condenser? I do see that it's bent… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
2012 Kenworth t660 cab ac is working properly is blowing
2012 Kenworth t660 cab ac is working properly is blowing cold air. … read more
BrentR718
BrentR718
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2005 4400 series dt466 air conditioner international has new
2005 4400 series dt466 air conditioner international has new compressor and will semi cool with a few cans of Freon. After a few days, it kinda spits at you with a bit of fog and a smell then gets hot… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
2011 kenworth vin 221536. Ac low side line freezes on high
2011 kenworth vin 221536 .Ac low side line freezes on high rpm works normal at idle.Installed new condenser, evaporator, expansion valve and drier . Still doing samething… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have a 2001 international 4900 with an a/c problem. the
I have a 2001 international 4900 with an a/c problem. the low and high side pressures are staying the same at around 120psi while idling, rev the engine to 1800 or so and the low side will come down t… read more
Mike Mcmillan
Mike Mcmillan
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A/c commpresser only runs for a few minutes and cycles out
a/c commpresser only runs for a few minutes and cycles out has full charge pressures arent bad 40/ 220 on a 85+ day swapped dryer with switchs from known a/c funtioning truck … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
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We have a 2005 freightliner M2 in the shop and we have been
HI we have a 2005 freightliner M2 in the shop and we have been fighting the ac system for the past two days now. This truck has an evaporator probe in the evaporator compartment and every time we take… read more
Jeremy
Jeremy
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Flushed system again, replaced dryer receiver and expansion
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Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
2007 MACK CTP713...VIN 006282 AC blows cold and hard in the
2007 MACK CTP713...VIN 006282 AC blows cold and hard in the mornings, about mid day it slows down and doesnt blow as hard, its still cold just not as hard. and #4 speed doesnt work. already replaced b… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I just installed a new A/C compressor on a 2011 Volvo vnl
I just installed a new A/C compressor on a 2011 Volvo vnl and I ran into an issue I've never seen. The compressor is getting very hot in a matter of minutes what could cause this?… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Peterbilt387, yr 2007. air conditioner problems. air vent is
peterbilt387, yr 2007. air conditioner problems. air vent is not cool as it should. evaporator coil freeze, compressor not recycling… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
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2010 Mack CHU with MP8. A/C runs at 60-70lbs even with low
2010 Mack CHU with MP8. A/C runs at 60-70lbs even with low freon. The A/C head pressure will go up to 150lbs, but as soon as the truck purges air from the air dryer, I lose all head pressure. It makes… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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The evaporator coil on our 95 pete 377 had a crack in it we
the evaporator coil on our 95 pete 377 had a crack in it we ordered a new coil and put it in put system in vacuum and charged it. i turned the system on and the compressor comes on but pressures are a… read more
tkman55
tkman55
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Got a freightliner m2 that the ac is cooling great at idle
got a freightliner m2 that the ac is cooling great at idle and low speed but on freeway it does not cool. When I have my gauges on and run it at low speed or idle pressure are good and tempature out o… read more
spankyjr1
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2005 pete 387 ac blowing hot had a tech at TA truck stop
2005 pete 387 ac blowing hot had a tech at TA truck stop check it pumped the system down held a -30 for 30 min. charged it with 4 lb 134a tech said that was all it takes but it still blows hot air he … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have a 2001 freightliner century 2001 I am having ac
I have a 2001 freightliner century 2001 I am having ac problems....the compressor keep locking up....it is a new compressor the old one was doing the exact same thing.....it has a new condenser, 2 new… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
Working on a 2006 M2- A/C clutch cycles too frequently- cabin
Working on a 2006 M2- A/C clutch cycles too frequently- cabin outlet temp averages 60 degrees. Replace leaking low side hose, expansion valve evaporator probe and drier. Recharged with 2lbs. 14 oz. R1… read more
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truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
I WAS WRKING ON AUTO AC SYSTEM ON FRIEGHTLINER TRUCK.I I WAS
I WAS WRKING ON AUTO AC SYSTEM ON FRIEGHTLINER TRUCK.I I WAS CHARGE AC GAS IN SYSTEM IN REQUIRED QUANTITY BUT THEN I TURN AIRCONDITION SYSTEM AFTER SOME TIME AC CLUTCH TURN AND TURN OFF BY SELF AND TH… read more
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Wayne
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Vocational, Technical or Trade Scho
5,115 satisfied customers
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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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