Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN: 9781133612315
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
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Textbook Question
Chapter 11, Problem 7ASRQ
Technician A says that piston ring end gaps should be the same for each ring on a piston. Technician B says that piston ring end gaps should be aligned before installing the piston into its bore. Who is correct?
- Technician A
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126) Technician A says all gaskets should be discarded during teardown to keep the work area clean. Technician B
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Chapter 11 Solutions
Automotive Technology: A Systems Approach (MindTap Course List)
Ch. 11 - Explain how to use a micrometer to measure cam...Ch. 11 - What is the cylinder taper?Ch. 11 - Describe how to measure main bearing oil...Ch. 11 - Where does maximum cylinder bore wear occur and...Ch. 11 - What type of valve lifter automatically...Ch. 11 - List three types of compression rings.Ch. 11 - Most pistons used today are made of. cast iron...Ch. 11 - Cam bearings in OHV engines are typically which...Ch. 11 - Which of the following is not of concern when...Ch. 11 - True or False? Cylinder taper is the difference in...
Ch. 11 - What is the purpose of a thrust main bearing?Ch. 11 - Each halt' of a split bearing is made slightly...Ch. 11 - Prob. 13RQCh. 11 - Prob. 14RQCh. 11 - Which type of oil ring is slotted so that excess...Ch. 11 - When removing the balance shaft assembly:...Ch. 11 - After installing cam bearings: Technician A checks...Ch. 11 - Technician A says that a cylinder wall with too...Ch. 11 - Technician A uses a pry bar to stretch the timing...Ch. 11 - Technician A installs a cup-type core plug with...Ch. 11 - Technician A uses a micrometer to measure the...Ch. 11 - Technician A says that piston ring end gaps should...Ch. 11 - Technician A checks crankshaft oil clearance with...Ch. 11 - When removing the piston and rod assemblies from a...Ch. 11 - Technician A says that crankshaft counterweights...
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- Which of the following is not of concern when checking a piston? Diameter Surface finish Groove wear Pin boss wobblearrow_forwardTechnician A says that a cylinder wall with too smooth a surface will prevent the piston rings from seating properly. Technician B says that a cylinder wall should have a crosshatch honing pattern. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardWhen removing the piston and rod assemblies from a cylinder block; Technician A positions the throw of the crankshaft at the top of its stroke and removes the connecting rod nuts and cap. Technician B covers the rod bolts with protectors and pushes the piston and rod assembly out with the wooden hammer handle or wooden drift and supports the piston as it comes out of the cylinder. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forward
- While discussing the reasons for resurfacing a cylinder head; Technician A says it should be resurfaced to make it flat and very smooth so the head gasket can seal properly during engine assembly. Technician B says that it can be resurfaced to raise the compression. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardWhy is it important to loosen the cylinder head bolts in the recommended order?arrow_forward126) Technician A says all gaskets should be discarded during teardown to keep the work area clean. Technician B says to keep the old valve body gaskets intact to make sure the replacement is a perfect matech. Which technician is correct? Technician A Technician B Both technicians A and B Neither technician A nor Barrow_forward
- Technician A says that positive valve stem seals fit tightly around the top of the valve guide. Technician B says that positive stem seals scrape oil off the valve as it moves up and down. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardWhile discussing the common causes for cracks developing in a cylinder block or head: Technician A says that the chilling of a hot engine by a sudden rush of cold water or air over the surf ace may cause cracking. Technician B says that excessive overheating is a common cause. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardTechnician A says that a micrometer can be used to measure the outside diameter of something. Technician B says that a vernier caliper can be used to measure the inside diameter of a bore. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forward
- Centralizer is to keep the casing away from the borehole so that there is some annular clearance on all sides. Which improves displacement efficiency and differential sticking. a. True b. Falsearrow_forwardTechnician A says that flare nut or line wrenches should be sued to loosen or tighten brake line or tubing fittings Technician B says that open-end wrenches will surround the fitting's nut and provide a positive grip on the fitting. Who is correct? Group of answer choices Technician A only Technician B only Both Technicians A and B Neither A nor Barrow_forwardWhy are wear rings used on cylinder pistons?arrow_forward
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