Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
Thermo- tripac runs fine... but no sleeper fan with or
Thermo-king tripac runs fine... but no sleeper fan with or without A/C on? Checked all fuses and are good. … read more
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Vocational, Technical or Trade Scho
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I HAVE A 2015 TRIPAC EVOLUTION, WHEN RUNNING AT RELAY IN
I HAVE A 2015 TRIPAC EVOLUTION, WHEN RUNNING AT RELAY IN FUSE BOX UNDER BUNK CAN BE HEARD "CLICKING" APU CONTINUES TO RUN BUT LIGHTS ON CONTROL PANEL FLICKER AND IT CAUSES ESPAR BUNK HEATER TO SHUT DO… read more
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Wayne
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Vocational, Technical or Trade Scho
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As I said in my last response, the apu works fine for AC,
as I said in my last response, the apu works fine for AC, but the espar heater does not. … read more
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Loosing coolant not leaking on the ground. 2013 kw w-900
i am fixing it myself I haven't tried anything yet … read more
Bradey V
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I'm driving a 2007 Peterbilt 379. The AC does not cool but
I'm driving a 2007 Peterbilt 379. The bunk AC does not cool but the cab AC does. The bunk blower works. What can you tell me about it? … read more
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Truck went to KW dealer and came back and TK APU engine won't even try to start. … read more
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I have a parksmart heater? The air conditioner works great?
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Daniel Wilson
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2001 Freightliner Century VIN #1LJ49197, Just told you.
Yes doing work myself. Problem with bunk HVAC. First is Bunk fan will not shut off with master switch on dash. With the switch all the way down bunk fan blows low. Switch middle I can control fan with bunk control, switch up blows on hi, no bunk control. … read more
Daniel Wilson
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2015 Kenworth t680 with factory installed battery based APU.
2015 Kenworth t680 with factory installed battery based APU. Espar bunk heater will not come on. I disconnected all batteries to try a reboot. This did not help. The fan does not try to start.… read more
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I have a TRI PAC by THERMOKING, This unit will not startup
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I have a 99 Freightliner CENTURY, vin XLA02952, a/c compressor
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Roy Belding
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2003 columbia has warm air with temp knob in cool position. Fan off kn
2003 columbia has warm air with temp knob in cool position. Fan off knob in cooIest position, set to fresh not recirculate. Dash top is warm all across. Is there a valve or relay between the control t… read more
Jeremy
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Hello sir, I have a 2001 4964 EX My cab heater works good
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Im trying to replace my leaking heater core on my 2005
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FIX-IT
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We have a 2005 379 Peterbilt, bunk blower and temp acuator
We have a 2005 379 Peterbilt, bunk blower and temp acuator do not work. there is power there but were told bunk heat switch on dash connects ground wire to bunk controls. i have a ground jumper wire t… read more
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The under bunk APU heater doesnt heat/run very long. Upon
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tkman55
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My Bunk Heater in my 1999 Century Class works in AC mode only.
My Bunk Heater in my 1999 Century Class works in AC mode only. In the heat mode, I get nothing. When it was working properly, I could hear the heater control valve closing when the thermostat "told" i… read more
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