## Troubleshooting Tales: The Mystery of a Faulty Amusement Park Ride

By Ernie Parker, CFPAI, CFPSD, CFPS, CFPMM, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPE. Recently a new ride was installed in an amusement park and it didn’t work on …

## Calculate the Pressure on the Pneumatic Cylinder of a Forklift

By Ernie Parker, CFPAI, CFPSD, CFPS, CFPMM, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPE. You have a pneumatic forklift with a 2:1 mechanical disadvantage on the …

## Calculate the Lifting Force of a Backhoe

By Ernie Parker, CFPAI, CFPSD, CFPS, CFPMM, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPE. The diagram below represents a kid’s backhoe for a sand pile. I have …

## Calculate the minimum gas pressure inside the gas shocks when full extended and full retracted

By Ernie Parker, CFPAI, CFPSD, CFPS, CFPMM, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPE Given: Hatch door on a car may weigh 889.6 N (200 lb.) uniformly loaded. 2 …

## Changing a Component Below the Oil Level of a Reservoir

By Ernie Parker, CFPAI, CFPSD, CFPS, CFPMM, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPE.   How do you change out a component or filter that is below oil level without …

## Air Teaser: How Fast Can a Pig Travel?

By Ernie Parker, CFPAI, CFPSD, CFPS, CFPMM, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPE. A gas pipeline was updated in my home area. The work included installing a …

## Air Teaser: Calculate a Spud Gun’s Velocity

By Erine Parker, CFPAI, CFPSD, CFPS, CFPMM, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPE. Many people enjoy using a safe spud gun. Shooting a potato at 100 psi can be …

## Air Teaser: Find the Cylinder Rod

By Ernie Parker, CFPAI, CFPSD, CFPS, CFPMM, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPE. What is the maximum theotretical efficiency for extension and retraction? How …

## Comparing the Energy of Natural Gas and Gasoline

By Erine Parker, CFPAI, CFPSD, CFPS, CFPMM, CFPMT, CFPMIP, CFPMMH, CFPMIH, CFPE When you see a vehicle driven on natural gas, do you ever wonder how far it can …

## Calculate Diameters of Load-Holding Cylinders

Calculate the required diameter and standard diameter needed for the cylinders to hold the load shown