Lubrication Lubrication SystemsSystems

Chapter 12Chapter 12

Page 143Page 143

Oil and It’s RouteOil and It’s Route

Lack of Oil DamageLack of Oil Damage

Oil’s FunctionOil’s Function

Engine SumpEngine Sump

ViscosityViscosity

Oil AdditivesOil Additives

What’s the Numbers What’s the Numbers About? About?

SAE 10W-30SAE 10W-30 SAE= Society of EngineersSAE= Society of Engineers 10= Viscosity measured at 0 degrees 10= Viscosity measured at 0 degrees W= Winter grade oilW= Winter grade oil 30= viscosity measured at 212 degrees30= viscosity measured at 212 degrees

API Rating API Rating

API=American Petroleum Institute API=American Petroleum Institute Rating progress from SA through SJ Rating progress from SA through SJ

(s=spark ignition)(s=spark ignition) Diesel engines are rated with a “C” Diesel engines are rated with a “C”

(compression) designation (compression) designation These designations tell us what additive These designations tell us what additive

level is in the oil-Government regulated-level is in the oil-Government regulated-2004= SJ or CF is mandatory.2004= SJ or CF is mandatory.

Changing brand names of oil will not Changing brand names of oil will not make a difference, As long as the API make a difference, As long as the API numbers are the same.numbers are the same.

The Oil/Temp Usage The Oil/Temp Usage ChartChart

Changing OilChanging Oil

Changing Oil (Drain)Changing Oil (Drain)

Changing Oil (Filter)Changing Oil (Filter)

Changing Oil (Filling)Changing Oil (Filling)

Changing Oil (Level Changing Oil (Level Check)Check)

Oil FilterOil Filter

Inside Element

Lube the Seal

Important InformationImportant Information Make sure you have the Make sure you have the

right filter before the jobright filter before the job Oil can be hot when Oil can be hot when

drainingdraining Check condition of Check condition of

draining oil, feel, smell, draining oil, feel, smell, etc.etc.

Check plug gasketCheck plug gasket Make sure oil filter gasket Make sure oil filter gasket

comes off with filtercomes off with filter Clean up any spillsClean up any spills Replace plug Replace plug Lube filter sealLube filter seal Spin on filter until it stops Spin on filter until it stops

then an additional ¾ to 1 then an additional ¾ to 1 turnturn

Fill engine, start, verify oil Fill engine, start, verify oil pressure, shut down, check pressure, shut down, check for leaksfor leaks

Finish up job, clean area, Finish up job, clean area, oil sticker, etc.oil sticker, etc.

Checking Transaxle and Checking Transaxle and Differential FluidDifferential Fluid

Checking Transaxle and Checking Transaxle and Differential FluidDifferential Fluid

Your Job.Your Job. Complete questions 1-10(review) and Complete questions 1-10(review) and

ASE style questions 1-10. Page 152-153.ASE style questions 1-10. Page 152-153. Write on a separate paper and write out Write on a separate paper and write out

the complete question and your answer. ( the complete question and your answer. ( do not write the other answer options). do not write the other answer options).

Complete the chapter worksheet (I will Complete the chapter worksheet (I will give it out). You may write on it. give it out). You may write on it.

File both items in your note book.File both items in your note book. Notebooks will be graded in the future.Notebooks will be graded in the future.