mid term

Question 1

valve seat back leakage test

Answer 1

3-10 drops per min

Question 2

two types of injectors

Answer 2

open or closed

Question 3

pintal injector nozzels

Answer 3

indirect injection, small bore high speed engines

Question 4

the aux hole on the pintal nozzels are for

Answer 4

cold start assistance

Question 5

fuel is metered before reaching main injector pump

Answer 5

rotatary distributor pump

Question 6

when cylinder #1 is TDC compression the companion is

Answer 6

cylinder #6 TDC exhaust

Question 7

Particulate Matter is

Answer 7

dirt, sand, rust

Question 8

how many type of fuel under ATSM

Answer 8

3

Question 9

specific gravity of diesel

Answer 9

0.9:1

Question 10

viscosity

Answer 10

measures of a fluids ability to flow of its thickness

Question 11

fuel pick up is located

Answer 11

one inch off the bottom of the tank, large enought to supply the engine

Question 12

largest percent of diesel exhaust gasses

Answer 12

nitrogen

Question 13

higher the octance

Answer 13

the higher the compression can be before detonation

Question 14

higher the cetance

Answer 14

shorter the ignaition delay

Question 15

3 benefits of diesel engines

Answer 15

wider rpm, torque range, more fuel to power, longer engine life

Question 16

longer the hydrocarbon chain

Answer 16

the more heavier the molecule and the less volatile

Question 17

ULSD sulfur content

Answer 17

15ppm