Page 117 – Mechanics Hub

International CE School Bus Improvements

Improved Battery Tray International announced some new changes with their 2015 conventional school bus. The battery box will now be frame mounted instead of being secured to the the body. The new assembly will have a heavy duty drawer style design compared to the original weld type rollers. This change will allow easier sliding out… Continue reading International CE School Bus Improvements

The Diesel Engine Water Fuel Separator

Water In Fuel Engine Code In the video I explained the engine code was a water in fuel problem. This isn’t really common since our regular maintenance should avoid that but if there is water getting into the fuel tank of the bus or even the bulk tank that has to be checked out. The… Continue reading The Diesel Engine Water Fuel Separator

Cummins ISB Diesel Engine Oil Cooler

The coolant leak on the oil cooler was noticed during a service with the bus on the hoist. That’s what it’s all about when it comes to preventive maintenance. Finding problems before they get worse is our daily goal in the shop. Every 5,000 kilometres our buses go up on the hoist and gets a… Continue reading Cummins ISB Diesel Engine Oil Cooler

Raise Your Hand

Cummins 2010 Diesel Engine Emission System

Cummins Diesel Engine Emission System For the past 3 years we have been buying International school buses CE models equipped with DT 466 Maxxforce and MaxxForce 7 engines. For 2014 International CE school buses will be coming with the Cummins ISB engines since IC can not meet emission standards. The big difference is the DEF… Continue reading Cummins 2010 Diesel Engine Emission System

The Blue Bird Micro Bird School Bus

The Micro Bird School Bus I would like to tell you about the 10 to 30 passenger Micro Bird school bus that is manufactured by Bluebird Bus Micro Bird by Girardin. It’s a bus model that you may not see much of and since we have one in our fleet I can share my experience… Continue reading The Blue Bird Micro Bird School Bus

Hypnotized Truck

The PacBrake Used On A School Bus

Exhaust Brake For Cummins ISC Since our bus fleet uses medium duty diesel engines around the 250 hp range engine exhaust brakes are not available. Exhaust brakes are the only retarder device we can use on the buses. They work more efficiently at higher rpm…..1,800 to 2,000 rpm is best. The throttle position has to… Continue reading The PacBrake Used On A School Bus

Small Equipment

Two Ways To Regen A Diesel Engine

Two Exhaust Regens Are Better than One Getting all that nasty soot and exhaust contamination out of the exhaust system DPF (diesel particulate filter) takes time and heat to do a proper job. The first step to take is to do a ‘parked regen’ where the diagnostic software comes in handy to force it to… Continue reading Two Ways To Regen A Diesel Engine