How is a Jake Brake activated?
To activate, the driver takes his foot OFF the fuel (when the jake is left on at all times). It can be used in combination with the foot brake. One thing MOST truckers can agree on with it’s operation…. it is NOT necessary to have the jake operating in a truck stop parking lot!
Does using exhaust brake use more def?
Using an exhaust brake does not directly use more fuel, but it does indirectly. When you use an exhaust brake, the exhaust is blocked and builds up in the engine. This slows the vehicle but also cools the glow plugs in a diesel engine.
How much HP can you get out a 3406B cat?
It is currently rated at 360 HP.
Are Jake brakes illegal?
A Jake Brake is a term used in the trucking industry to describe a driver’s break. It is also known as an “illegal” break because drivers are not supposed to exceed the allotted amount of time for breaks.
When should you not use Jake Brake?
Do not use the Jake in icy or slippery road conditions! Avoid using it when the truck is not going at a controlled speed, also. 2. If you must use it, make sure your trailer is straight and lined up behind the cab to prevent jackknifing.
Does exhaust brake use more DEF fluid?
What are the disadvantages of exhaust brakes?
Exhaust brakes are completely silent. The engine brake can also be used to slow down and stop a vehicle, yet it has a big disadvantage: it is quite loud when applied. On the other hand, exhaust brakes are completely silent and more convenient to use on a regular basis.
Is the 3406B a good engine?
3406B one of the best cat engines ever made, should be at least 350 on up to 425hp, a true million mile motor. Not a fan of gmc/white, they can be a little different, although I’ve never had one personally. Have 4 3406B’s and drivers will chose them over a cummins any day.
How to stop the Jakes from coming on at idle?
I have a 1986 3406B in a 359 Pete. The jakes are coming on at idle. My mechanic showed me a little black plastic box that screws into the fuel pump. It has two wires going to it. He said if I screw that box into the pump (or back it out a little farther) it will stop the jakes from coming on at idle. So I took it out and played with it.
Why won’t my Jake turn on?
Since he replaced it the jakes never worked again. . So many things you could do to help us to help you like a photo of the thing they sold him.It should have had a switch that goes in the place of the low speed idle screw. This is the switch that the jake is turned on with another switch on the clutch as well as the one on the dash.
How do you connect Jake wires to the dash switch?
Trace the Jake wires down from the head to the fuel pump, connect them together with the truck running and dash switch on.
How does the throttle Jake switch work?
What it does is keep the jakes from coming unless the throttle linkage is at idle position. It works like a reverse light switch. The ball in it makes contact between the pins to complete the circuit. It’s designed to not allow the jakes to come on if you are on the throttle.