Medium and Heavy Trucks

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I have APU 212 termoking .. what is my problem. Any
I have APU 212 termoking .. what is my problem. Any time...when I push on control panel, the digital screen, slowly by slowly.. goes low and screen disappeare ... … read more
BrentR718
BrentR718
8 satisfied customers
Comfort pro apu runs but a/c or heat won't kick in. It's on
Comfort pro apu runs but a/c or heat won't kick in … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
430 satisfied customers
You work on tripac apu. Daim. Dont have it with me. Yea im
Yea im fixing my self. I try to attach the apu engine fan to the condenser since the apu engine fan never turned. After i splice it up with the condenser fan so that both will work at the same time. Apu wont star. But i do get an alt code with red triangle … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
430 satisfied customers
My Thermo APU has a Red Triangle Displayed this newer APU so
My Thermo King APU has a Red Triangle Displayed this newer APU so no.fault codes are displayed it starts very rough then shi … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a kenworth and my epu won't start. 2016 Kenworth t680
Hey JA: Hi. How can I help? Customer: I have a kenworth and my epu won't start JA: What's the make/model/year of your truck? Engine type? Customer: 2016 Kenworth t680 Cummin JA: Are you fixing your tr… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
430 satisfied customers
I have a APU unit to cooling fan on the engine will not run
I have a APU unit to cooling fan on the engine will not run automatically you can hook a hot wire to it and it will run … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Truck went to KW dealer and came back and TK APU engine
Truck went to KW dealer and came back and TK APU engine won't even try to start. … read more
Roy Belding
Roy Belding
7,582 satisfied customers
Have a Tripac EvoluTion APU that is getting no power to the
Have a Tripac EvoluTion APU that is getting no power to the controller, rynningclock, etc... … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I got code (tripac apu code) ac-5. Serial no 1263TC3017
I got code (tripac apu code) ac-5 JA: What is the complete model and serial number of your machine? Customer: serial no 1263TC3017 MODEL: TRIPAC APU JA: Are you fixing this yourself? What have you tri… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Apu wont start, just makes clicking noise, 2013 freightliner
apu worked fine last week. had batteries replaced Monday since that time apu just clicks when trying to start. everything on control panel working. traced all cables and found no loose or disconnected cables … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
15,206 satisfied customers
We transferred an apu from one unit to another and it ran
we transferred an apu from one unit to another and it ran for a 30 minutes and it stopped and code En9 came up. Now when you turn it on it comes on for 5 seconds and stops and code En9 is back. Any id… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Will act like it wants to start but only turn 1/2 a round
Will act like it wants to start but only turn 1/2 a round then flashes 56y code. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Im turning on my APU unit on a freightliner but i keep getting
Im turning on my APU unit on a freightliner but i keep getting an (eng) alarm. How do i fix that? … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
15,206 satisfied customers
I have a eng fault code. i have check the reset breaker and
i have a eng fault code. i have check the reset breaker and oil level. everything seems normal. if i turn off the apu then turn on again the eng. fault returns in about 15 seconds. i did find a broken… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
My apu shuts off because the fan on the condesor is not running after apu turns on on a/c
My apu shuts off because the fan on the condesor is not running after apu turns on on a/c mode if I run the apu on fan mode apu works fine… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
15,206 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
The Evolution APU that i have run fine in heat, ac and standby.
The Evolution APU that i have run fine in heat, ac and standby. Problem is though, usually when all monitoring areas, such as battery charged, coolant temp. and cabin temp. are satisfied the APU autom… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
15,206 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
Vocational, Technical or Trade Scho
15,206 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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