Make Accounting Software Count — Part 1
Jan 1, 1999, By Mark Lamendola, Technical Editor
You've installed accounting software on your computer, but now you wonder why it asks for so much information. What do you need to know about accounting to use this program? And how do you ensure it will be able to manage your accounting needs?...
Transfer Switch Jeopardizes Hospital Safety
Jan 1, 1999, By Ralph Crawford, P.E.
Poor heat dissipation from control transformer leads to fire in transfer switch....
Troubleshooting Discharge Lamp Problems
Jan 1, 1999, By Joseph R. Knisley, Senior Editorial Consultant
Understanding the characteristics of fluorescent and HID lamps makes it easier to recognize problems and simplifies corrective maintenance....
Ten Easy Steps for Testing Branch Circuits
Jan 1, 1999, By Ken Michaels, F.D. Hayes Electric Co.
A difficult area to evaluate is at the branch circuit/equipment location, because so many things contribute to electronic equipment malfunction....
Three-Lamp Circuit Tester: Valid Tester or Night-Light?
Dec 1, 1998, By Ken Michaels, F.D. Hayes Electric Co.
Popular with electricians and electrical inspectors, this device is inexpensive. You can easily use it to test a receptacle for correct polarity. But is it giving you a false sense of security?...
Lost Evidence — Lost Case
Dec 1, 1998, By Ralph Crawford, P.E.
What happens when a seemingly closed case comes to life again after more than a year, but the main evidence turns up missing?...
Why Does the Main Fuse Blow and Not a Lower-Amp Fuse?
Dec 1, 1998, Edited by Robert J. Lawrie
Q. I’ve often been perplexed on trouble calls when I find a main fuse blown instead of a 15A or 20A fuse, and I find nothing wrong. I check every branch...
Decrypting Control System Drawings
Dec 1, 1998, By Ryan G. Rosandich, Ph. D.
If your first impression of a typical control system schematic drawing is complete confusion, don't worry: you're not alone. All of those strange symbols really stand for something you should know, right? Throw in a PLC, and the confusion grows. However, if you approach these drawings with a solid understanding of the basics, the mystery fades away....
NFPA 70B-1998: Update Takes Shape
Nov 1, 1998, By Robert J. Lawrie, Senior Editorial Consultant
The new edition of this electrical equipment maintenance standard includes major changes/additions, mostly on power quality and electronic equipment....
Forensic Engineer Questions Forensic Coverage
Nov 1, 1998, By EC&M Staff
In September 1997, EC&M initiated monthly articles on electrical forensics, a highly specialized practice requiring both extensive familiarity with a...
Industrial Shortcuts Risk Worker's Safety
Nov 1, 1998, By Paul E. Pritzker, P.E., C.S.P.
Shortcuts in safety and incorrect wiring lead to severe injury in manufacturing plant. How did this happen, and who is at fault?...
Fire From Ice?
Oct 1, 1998, By Harry B. Zackrison, P.E.
Attorneys initiate lawsuit after claiming a freezer/ice maker caused fire that partially burned down firm's offices and temporarily altered productivity....
Maintaining The Bottom Line
Sep 1, 1998, By Robert J. Lawrie, Senior Editorial Consultant
How to boost productivity, reduce downtime, and save money: What you should know about motor maintenance programs....
Post-Mortems vs. Predictions: Why Wait Until It's Too Late?
Sep 1, 1998, By Michael Daish, Reliable Power Meters
Is the quality of your power system good or bad? Is it getting better or worse? These questions haven't been easy to answer, until now....
How Can We Stop This Buzzing?
Sep 1, 1998, Edited by Robert J. Lawrie
We recently installed a new air compressor at our facility (LeROI Dressor Model A782287 air compressor with a 20-hp, 208V, 3-phase and magnetic starter)......
