Which of the following apply to an injection pump unit?
Understand the Problem
The question is asking which statements are true regarding the operation of an injection pump unit. It presents four options related to mechanical and functional characteristics of the pump.
Answer
a) A cam lobe and return spring cause the plunger to travel up and down.
The final answer is: a) A cam lobe and return spring cause the plunger to travel up and down.
Answer for screen readers
The final answer is: a) A cam lobe and return spring cause the plunger to travel up and down.
More Information
In an injection pump unit, the cam lobe drives the pump's plunger up and down, facilitated by a return spring.
Tips
A common mistake is confusing the functions of similar components, such as scroll position and fill port operations.
Sources
- Unit Injector and Unit Pump Systems - DieselNet - dieselnet.com
- Injection pump - Wikipedia - en.wikipedia.org
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