when removing the pistons and rods 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, tech b covers the rod bolts with protectors and pushes the piston and rods assembly out with the wooden hammer handle or wooden drift and supports the piston as it comes out of the cylinder, who is correct?1 tech a2 tech b3 both a & b4 neither a&b

Question

Denzel Ramirez

Engineering

5 May, 04:11

when removing the pistons and rods 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, tech b covers the rod bolts with protectors and pushes the piston and rods assembly out with the wooden hammer handle or wooden drift and supports the piston as it comes out of the cylinder, who is correct?1 tech a2 tech b3 both a & b4 neither a&b

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Answers (1)

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Baron Rosario · Answer 1

Answer: Technician A

Reason: Piston and rod are connected with crank shaft and connecting rod. Smaller end of connecting rod is connected with piston and bigger end is connected with crankshaft.

Explanation:

When removing the piston and rod assemblies from a cylinder block: The technician with correct approach. So to remove piston from cylinder technician must throw crankshaft first and the remove connecting rod by losing nuts and caps ... So technician A is in right way. Technician B using hammer to remove piston from the rod not possible because connecting rod and piston connected by nuts and caps can't be separate by hammer.

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 hammers 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.