Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
Need a step by step guide on how to recharge the refrigerant
Second opinion] Need a step by step guide on how to recharge the refrigerant on my 2016 thermo king Reefer unit.… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,563 satisfied customers
GM. I have 2003 Kenworth T600. I want to know what the A/C
GM. I have 2003 Kenworth T600. I want to know what the A/C freon capacity is and what type of Pag oil it takes..And is it better to fill with a Robinair machine or by a/c manual guages? … read more
NicholasM1019
NicholasM1019
Diesel Technician
Vocational, Technical or Trade School
20 satisfied customers
I have a 2011 peterbilt 587 ac is not getting cold installed
I have a 2011 peterbilt 587 ac is not getting cold installed new compressor recover dryer and expansion valve flushed the lines and the evaporator and condenser low side is at 50psi and high side is a… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,563 satisfied customers
I have a precedent C600 Unit cools ok when on low speed and
I have a precedent C600 Unit cools ok when on low speed and suction pressure is 20psi and when unit goes to high speed the suction pressure drops to -2 psi and unit quits cooling … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,563 satisfied customers
J just bought a used 07 kenworth t600 with a c15 cat.. the
Hello j just bought a used 07 kenworth t600 with a c15 cat.. the truck ran great when i went to pick it up empty. I hooked up the trailer and the abs light came on and I could not go over 1500 rpm and… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,293 satisfied customers
I'm working on an AC system in a Freightliner truck, I have
I'm working on an AC system in a Freightliner truck , I have replaced the Compressor ,Expansion Valve,Condensor,and filter drier , the same problem still exists , high side very high , low side is hig… read more
Roy Belding
Roy Belding
7,807 satisfied customers
Second opinion] I have a few questions, concerning HVAC
Second opinion] I have a few questions, concerning HVAC problems … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
Ac not cold and found o ring leak at condensor. I'm working
Ac not cold and found o ring leak at condensor. I'm working on a 2013 Pete 550 HP 379. Evacuating and recharged. Now cold outlet temp and cycling. High side only 90#..low side cycle between 26 and 40 … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
530 satisfied customers
97 international530. System charged yet only see about 10
97 international*****530. System charged yet only see about 10 degree drop invent temperature over ambient. High and low pressures are 220 and 20 lb. Have installed a new expansion valve new receiver … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,454 satisfied customers
2002 International 4300 DT466E engine, AC seams cold outside
2002 International 4300 DT466E engine, AC seams cold outside not in 1.9 oz freon added all new parts, in and out. Checked outside air door closed, blocked of heater hoses. Pressure 100 high and 30 low… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
I have a Thermoking SB-400 that's having trouble. I'm
I have a Thermoking SB-400 that's having trouble. I'm getting code 26 and 81. A thermoking tech asked if we over charged the unit so I had someone evacuate refrigerant and pull down to a vaccum and fi… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,563 satisfied customers
I need a wiring diagram for the A/C for a 2007 Sterling
I need a wiring diagram for the A/C for a 2007 Sterling Acterra with a 7.2L C7. VIN 2FZACFDC47AY51271 A/C is blowing hot. Can't figure out why compressor is not turning on.… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,747 satisfied customers
I have 1999 international 9400 with Detroit. 60. I have
I have 1999 international 9400 with Detroit. 60. I have replace every thing from the clutch fan all low and high pressure switch compressor and I still can't get the clutch to engage when the head pre… read more
Roy Belding
Roy Belding
7,807 satisfied customers
Gentlemen, I could really use an A/C expert here. I have a
Gentlemen, I could really use an A/C expert here. I have a KW T800b VIN 1XKDD4OX33R968950 09/2014 Cummins ISX ESN 60812484 This Truck has already been to two or three other shops before I got it. It h… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
Wayne Thermo king code 86 high pressure sensor. Its a sb-210.
wayne Thermo king code 86 high pressure sensor. Its a sb-210. We had trouble with High discharge pressure the belt was loose. Also the condensor was dirty so we cleaned that. the high discharge pressu… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,563 satisfied customers
2003 International 4300 A/C problems. just installed thermistors
2003 International 4300 A/C problems. just installed thermistors and connectors and orifice tube (insert correct) evac and add 1.9 lbs r134a. Ambient temp in shop 95 to 100F High side 205, low side 25… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I work for a towing company that has an 08 international 4300
I work for a towing company that has an 08 international 4300 durastar and after replacing the expansion valve I vacuumed the system and recharged it. even with it being charged, the compressor is int… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,563 satisfied customers
I have an A/C question on a 2010 International. The A/C has
I have an A/C question on a 2010 International. The A/C has a full charge, and the compressor clutch is working, but is is not cooling. The compressor is staying engaged and the pressure are staying a… read more
sevn103
sevn103
232 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

5,454 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,293 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

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4,563 satisfied customers

worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

2,747 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

cumminsdr

cumminsdr

Mechanic

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All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,806 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

Chris (aka-Moose)

Chris (aka-Moose)

Technician

462 satisfied customers

24 years of experience diagnosing & repairing

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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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