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School Bus Mechanic
80 followers -
John Whelan has been working in the Mechanical trade for over 35 years
John Whelan has been working in the Mechanical trade for over 35 years

80 followers
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School Bus Mechanic Moving to MechanicsHub on YouTube
Hello and thank you for visiting my schoolbusmechanic blog. I have been posting here since 2006 and have 326 blog posts. The mission when I got started was to share with the internet community what the job and responsibilities were for the average school bu...
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MaxxForce DT Diesel Engine Injector Miss in a School Bus
MaxxForce DT Fuel Injection Codes from John Whelan on Vimeo . This is an injector miss that wasn't too hard to detect since the engine code that showed up on the dash indicated a missing injector. This involved replacing the injector and a couple of seals o...
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Mercedes MBE Diesel Engine Pusher School Bus
The cold start on this bus was perfect without any hold ups. It was plugged in and the batteries are obviously in good shape. Of course with most diesel engines the white smoke is normal with incomplete combustion going on. Heat from compression is low in t...
Mercedes MBE Diesel Engine Pusher School Bus
Mercedes MBE Diesel Engine Pusher School Bus
schoolbusmechanic.blogspot.com
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Cummins ISB Diesel Engine Ranks At The Top
Cummins ISB Diesel Engine Running from John Whelan on Vimeo . Just listen to that baby purr...doesn't it sound great? Cummins has won the "who makes the best medium diesel engine contest". These engines excel way beyond all others on the market. Caterpillar...
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Mercedes EGR Valve Test
The EGR valve on this Mercedes MBE 900 diesel engine was under suspicion so we hooked up the software and went into the test mode. The valve can be moved to any desired position using the software which indicates if the EGR is faulty or not. In the video th...
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Great info.
UPLIFT - We Are One
UPLIFT - We Are One
upliftconnect.com
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Vote for this great cause all it takes is a click :)
Canada, let’s build a better world, faster.
Canada, let’s build a better world, faster.
impactchallenge.withgoogle.com
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School Bus Automatic Transmission Control Module
School Bus Allison Automatic Transmission Control Unit from John Whelan on Vimeo . School buses these days come with Allison automatic transmissions. In my opinion there's no other choice for running gear. Allison has got it nailed with engineering design a...
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Mercedes MBE 900 Diesel Particulate Filter Cleaning
The emission controlled diesel engine causes a lot of soot and ash build up through out the intake and exhaust system. The sticky GOO that invades literally every square inch of the engine's components has to be removed by way of passive or parked regenerat...
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