Parts and Tools
What is a unibody?
when the frame and chassis is welded together as one.
what two gases are needed for torch operation?
oxyacetylene and oxygen.
What Are the 3 C's?
Concern
Cause
Correction
heat buildup is a factor to be aware of when wearing...?
leather gloves
what are the 4 strokes of combustion?
1. intake
2.compression
3. power
4. exhaust
what is the flashback arrestor located? how many are there?
located between the torch handle and the cylinders.
there is one on each hose for a total of two
Is a Repair order a Binding Contract With the customer and the shop? True or False?
True
what does SWL mean?
safe working load
what is the final drive? ( component )
the differential in trans axles or the differential at the end of driveshaft in a RWD vehicle.
explain charging batteries in series? charging in parallel?
in series batteries are charged at the same time; in parallel batteries are charged one at a time.
What does (TSB) Stand for?
Technical Service Bulletin
Can a Vehicle Jack support the vehicle while working
Can a Jack Stand automatically adjust to the vehicle height
NO
what component multiplies the torque through a number of different gear ratios?
transmission
what is the correct order for connecting jumper cables?
1. positive to dead battery
2.positive to live battery
3. negative to live battery
4. negative to ground on dead vehicle away from battery.
What are the five Proper steps to a diagnoses?
Verify Customer Concern
Research Faults and Gather Information
Perform focus testing
Preform the repair
Verify repair
tech A say that a boxed end wrench is more likely to round the head of a bolt than an open end wrench. tech B says that 6 point sockets and wrenches will hold more firmly when removing and tightening bolts. who is correct?
tech B
what are the differences between EGR, PCV, and evaporative cannister? what do they stand for?
exhaust gas recirculation- forces exhaust gas back into the engine to help it run cleaner and at a lower temperature.
positive crankcase recirculation valve- cycles unburnt fumes from the crankcase for better fuel efficiency.
evaporative cannister- compresses fumes from the gas tank and forces to the engine for better fuel efficiency.
what is the order for reading a micrometer?
1. frame
2. sleeve
3. thimble
What is the definition of a service campaign?
Mass Recall to fix a manufacture's defect on a vehicle.
Tech A says that torque wrenches need to be calibrated to ensure proper torque values. tech B says that when using a clicker style torque wrench, keep turning the torque wrench 1/8 to 1/4 turn to make sure the bolt is properly tightened. who is correct?
tech b