Medium and Heavy Trucks

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I have 2012 cascadia with a themo king apu in it it keeps
Hello I have 2012 cascadia with a themo king apu in it it keeps throwing an eng code and shutting off I've replaced the alternator I've replaced the ac compressor I've replaced the fuel filter and the… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,927 satisfied customers
Curtis I am working on a tripac apu i am having issues find
hello curtis I am working on a tripac apu i am having issues find where a 2 wire harness goes … read more
Wayne
Wayne
Journeyman
14,858 satisfied customers
I keep losing power to my tk apu itll just cut out then
I keep losing power to my tk apu itll just cut out then eventually it'll come back on is it hooked to a circuit breaker or something or maybe a lose connection it's got me stumped I've been driving tr… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,927 satisfied customers
Got Thermoking Apu coming up error I will attach picture
Got Thermoking Apu coming up error I will attach picture shorty , I not cranking before it was showing eng so I reset the engine switch but now it's showing some other codes that's in picture… read more
Wayne
Wayne
Journeyman
14,858 satisfied customers
Apu stopped working. Its only giving a yellow triangle
Apu stopped working. Its only giving a yellow triangle warning light … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,927 satisfied customers
Thermoking APU giving alt code and shuts off. Can turn right
Thermoking APU giving alt code and shuts off. Can turn right back on and it will run a while and do same thing. Repacked belt,checked all connections and have put tester on alt. It is charging every w… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
417 satisfied customers
I got issues with my Thermoking tripac apu, it's throwing
I got issues with my Thermoking tripac apu , it's throwing acs code after compressor clutch engage for 4 seconds and shut off the engine due to that acs code … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have an carrier comfront pro apu i have changed the fuel
i have an carrier comfront pro apu i have changed the fuel filters and yet i still dont get fuel to the rail or in the lines can you please help me in finding out a solution to this id really like to … read more
Wayne
Wayne
Journeyman
14,858 satisfied customers
I bough a 2012 Kenworth t800. I need to find a new or used
I bough a 2012 Kenworth t800. I need to find a new or used APU unit for this truck. Any suggestions on where to look and which one to buy. It gets very cold here in North Dakota in the winter time and… read more
Wayne
Wayne
Journeyman
14,858 satisfied customers
Second opinion] I have a Thermoking Tripac evolution not
second opinion] I have a Thermoking Tripac evolution not starting, it cranks but won't start also I removed the hose going to the filter housing when I turn the controller on the lift pump starts send… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,927 satisfied customers
I have a Thermoking Tripac evolution not starting, it cranks
I have a Thermoking Tripac evolution not starting, it cranks but won't start also I removed the hose going to the filter housing when I turn the controller on the lift pump starts sending fuel but as … read more
Wayne
Wayne
Journeyman
14,858 satisfied customers
I have an older apu. Apu won't start. Inverter has a code
I have an older apu. Apu won't start. Inverter has a code (305) and an audible alarm, hmi is showing nothing. Main power comes on on hmi but I can not get apu power button or controls to function. All… read more
Wayne
Wayne
Journeyman
14,858 satisfied customers
got tripac apu. Problem, will not start or crank over.
Hi got tripac apu. Problem, will not start or crank over. Display turns on, no codes. Power side on display is functional i can adjust between ac, fan and heat. The fan speed side turns on but can't t… read more
tkman55
tkman55
Shop manager Trailer Refrigeration shop
138 satisfied customers
I have any older Tripak unit. It has the green lights on the
I have any older Tripak unit. It has the green lights on the controller. The unit starts and functions fine. I recently serviced the Tripak and changed batteries in the truck. When I leave the truck u… read more
Wayne
Wayne
Journeyman
14,858 satisfied customers
My question is in regard to the AC/fan & heat controls in the
My question is in regard to the AC/fan & heat controls in the bunk. AC & fan work fine. Heater not so much. There is a square control module of sorts mounted below the above. It has a power button and… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,927 satisfied customers
I have a tripac with dpf option. I stopped by a thermoking
I have a tripac with dpf option. I stopped by a thermoking in Mississippi and they told me my heat contactor was bad. They didn't have one I had to get it from tk in fontana California. I installed it… read more
tkman55
tkman55
Shop manager Trailer Refrigeration shop
138 satisfied customers
I have a thermo king trip pay apu It will start if the temp
Hi. I have a thermo king trip pay apu It will start if the temp is set very warm like 90 or cold. It's like it is running in auto mode it brings the cab temperature up to said set point then apu shut … read more
Wayne
Wayne
Journeyman
14,858 satisfied customers
We have a 2008 Volvo Tractor with a ThermoKing Tripak APU unit.
We have a 2008 Volvo Tractor with a ThermoKing Tripak APU unit. It cranks and attempts to start then pops the reset button and sets an engine code E9. It used to start and run for a couple minutes, no… read more
Wayne
Wayne
Journeyman
14,858 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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