Troubleshooting, Physical checks, Electrical tests for load point assembly problems – Hardy HI LPRE05 Shear Beams User Manual
Page 31: Zero balance test
OPERATION AND INSTALLATION MANUAL
Page 25
Troubleshooting
Physical Checks
Before doing any electrical tests do the following:
Step 1.
Visually inspect each load point assembly
for physical damage. Look for distortions
or cracks in all metal parts.
Step 2.
Check all welds to be sure they are not
cracked of have deep pot marks.
Step 3.
Check all cables for cracks, cuts or crimp-
ing. Check for any abrasions on the cables.
Step 4.
Look for structural changes in the scale or
supporting structures.
Step 5.
Look for binding of any kind on the load
point assembly.
Step 6.
Chapter 8, Page 8-2 of the Hardy Control-
ler Manual explains how to troubleshoot
using Integrated Technician. See: http://
www.hardysolutions.com for the support
page or contact your local Hardy Repre-
sentative for information as to where to get
manuals for Hardy products.
Step 7.
Get the Load Sensor certification sheets
for referencing while troubleshooting. The
certifications are available to you 24 hours
a day on the support section of our Web
Site: http://www.hardysolutions.com.
If you find any of the problems stated above, replace
the part that is damaged.
Electrical Tests for
Load Point
Assembly Problems
Zero Balance
Test
Problem: Changes in the Zero Balance.
Cause: Load Cell has been overloaded.
Remedy:
Step 1.
Use a millivolt meter or Integrated Techni-
cian feature (See Physical Checks, Step 6)