Kenworth sleeper ac not working I lost power to sleeper accessories. When a temperature door fails, the operator may experience no change in temperature. You mi This video goes over how to diagnose and fix an issue with the AC on the Kenworth T680. They are pressure activated. Have you tried setting the front to max cool with the front fan to 100% and then set the over ride to see if it blows cool back in the sleeper? I have a 2020 Kenworth T680. What else can i do to have more air flow. AC won't work in sleeper but works in cab although I wish the cab air would blow harder Mechanic's Assistant: What's the make, model, and year of your heavy truck? Customer: 2009 Kenworth T660 Mechanic's Assistant: Did you hear any ticking noises, or smell any burning when it overheated? #HarrygTVWatch me test the blower motor circuit and replace a bad power module on a 2017 Kenworth W900. 25,024 Aug 5, 2013 · I have a 2011 kw t660 with a studio sleeper, I do not have an APU yet, so I have to idle my truck for AC. When sitting still idling, after a few minutes ill have a huge water puddle under where my cab connects to my sleeper. pehinric Posted 7/26/2016 08:16 (#5433048 - in reply to #5433014) Subject: RE: Air conditioner charged but not blowing cool Nov 15, 2019 · Hi my first post, i have a 2014 Kw t660 my Cab ac blower stop works and y decided fixed by myself, based on my experience (not much on “newer” trucks) I go check fuses and relays still good but I replace the fuse anyway. Jul 23, 2012 · I have a 03 Pete 379 with a 70" sleeper and the fan, ac light and back light would intermittently quit then about 20k ago they quit completly. The Heavy Truck Mechanic I'm going to connect you with knows all the tricks and shortcuts. Plus there's only a small puddle under the hood, but that really big one under the cab/sleeper connection. it has a tendency to screw up. The hvac sleeper blower motor has quit working all of a sudden. No power to sleeper lights, A/C Fan, and fridge. ), or to establish a Jan 30, 2014 · Hello, my 2011 prostar sleeper ac not working. I show you my diagnostic troubleshooting process to find the problem. | Expert. All Kenworth T680s and T880s built after 06/21/2015. if so then it is the actuator that is bad. Aug 6, 2013 · Alright. Dec 4, 2019 · I’m not familiar with Kenworths, but usually the cold/warm knob controls the heater hoses. Sep 29, 2011 · I have a 2001 w900 sleeper ac is getting cold but is not blowing as hard as it should. I was wondering could it 2017 Kenworth T680 AC not blowing in sleeper. Heat does work in the sleeper. This heavy equipment hauler features the 86” Studio Sleeper. Mar 6, 2015 · Not sure how the control panel in the sleeper controls it all. That's probably the problem. Next, verify the refrigerant levels, as low refrigerant can severely hinder your AC’s cooling capabilities. set it on the position you want then turn the truck off for a while. I'm thinking the same thing. I am down in Florida Right now, and naturally the air blowing in the sleeper is not as cool as it has been, still very warm and doesn't cool down the sleeper. There is wither 1 or 2 under the hood. Just replaced ac compressor about a month ago, ac work fine for a few weeks then started to intermittently blow hot air. Took it to the ta and they replaced the air compressor. I want my rear Sleeper to blow cold Air. Expert. Possibly the AC is working, but the heater is not shutting off due to a problem with the valve that shuts off coolant flow through the heater core. Then two days ago the sleeper ac went out than the next day the cab went out. All I did to cause this was turned off the ignition to get fuel, started it back up and can’t get the fan to come on in the back. Mar 26, 2014 · The new, factory-installed Kenworth Idle Management System is now available as an option for the Kenworth T680 with a 76-inch sleeper. Customer: 2012 Kenworth t660 cab ac is working properly is blowing cold air. If you are working on the AC system of a Kenworth W900 truck, you may encounter an AC wiring diagram. May 20, 2023 · AC in the cab works perfectly fine and when I try to turn the sleeper fan on from the front/cab it shows that it’s turned on but sleeper is not getting any power on display. Nich M. The filters probably need to be replaced in the front. Customer: Hello I have a 2015 Kenworth T680, My front A/C works Fine and blows Cold Air but my rear Sleeper A/C blows warm air. AC won't work in sleeper but works in cab although I wish the cab air would blow, 2009. I have checked the fuse in the panel and the relay, OK. or the linkage for the doors is stripped out. First, inspect the fuse related to your AC system; replacing a blown fuse could restore functionality. tore the closet apart to check the wires and seems to not have power going in. Is this my blower motor causing my ac not to blow cold? Jun 18, 2017 · The bunk climate control operate independently from the cab controls, so if you really wanted to you could have the AC on max up front and the heat on full blast in the back. 1. But there is also an over ride switch on the front dash next to the main HVAC controls. Jan 30, 2025 · To address these problems, it’s essential to perform a basic troubleshooting check. Jun 26, 2015 · there is an actuator in the (box) that controls the blend doors positions. 25,040 Satisfied Customers. And check out the latest in Kenworth sleepers, sized to suit your job and lifestyle. I checked all the fuses and can’t find any bad. If you don't tell the bunk control to run AC, it'll just blow outside air into your sleeper. Kenworth T680. I need help Please Help. These diagrams are essential tools for understanding the electrical system and troubleshooting any potential issues. Jun 20, 2010 · KW's have two expansion valves one at the front heater box, and the other in the box in the sleeper. We've gotten a few calls in the shop about this, so if you have any m Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. I knew the ac/heat in the back are notoriously trash in these trucks & the shop has already “fixed” the fan selector switch before and it only works between the 3 and 4 setting. However the ac blowing up in the front is just fine. Kenworth T680 76-Inch Sleeper The system offers a battery-based auxiliary power unit (APU) system for air conditioning that is tied directly into the Kenworth T680's ducting system. I had to replace both sensor. 2. Action Fix-As-Fail Kenworth has determined that the HVAC panel and temperature mode doors may fail on certain T680 and T880 vehicles built between 06/21/2015 and 09/26/2016. The T800 combines highway efficiency with on/off-road durability. And it worked just fine. Please, any advice? Sep 19, 2023 · Common Kenworth truck air conditioner problems include weak cooling due to low refrigerant or dirty coils, no cooling from electrical issues or leaks, strange noises from loose parts or damaged components, foul odors from mold or clogs, inconsistent airflow due to blockages or blower motor problems, leaks in hoses or connections, electrical problems from damaged wires, and AC compressor clutch Customer: My sleeper blows very hot air. 2017 Kenworth T680 AC not blowing in sleeper. T. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc. 20 minutes or so. Aug 15, 2017 · Wondering if you can give me some insight. Air flow is pretty weak when it does come on and even when it's blowing warm air. tive. Company told me take it to dealership and apparently they replaced the compressor or something like that then it was working again. The cab works fine but the sleeper isn't working at all. Mechanic's Assistant: Sometimes things that you think will be really complicated end up being easy to fix. Chahfed cabin filters. If it’s not working, and when it’s set on cold, hot waters still circulating through the heater core, it will cancel the effects of a working A/C system. It forms too quick to be condensation from the compressor. start back up and see if it is blowing out the vents you want. Choose any Kenworth AeroCab model including our highly-prized Studio Sleeper. Is your air in your truck not blowing very hard? The Kenworth T680 and T880 filters plug so fast! They are small filters and they catch a lot of junk. With truck off when I switch to AC no idle light on the switch turns on but fan controls do not. I have changed the filter and used a coil cleaner on filter side of fins. I already checked the motor blowers and they work fine, I already Replaced the A/C dryer filter and 2 Expansion valves and replaced all 3 A/C filters. I have a 2006 Kenworth T600. I had a problem a couple months ago where my front AC wasn’t blowing cold. efxovak jfs gttxy nosw beymgf zmeuym dcedw ykhlz qhdrctk ffbkbl hqkxla dkdlh bbb eyjqdi dkzs