1
FTS 611
June 30, 1992
Replacing the Batteries in the Fortress LI 1.3K and LI1420
This FTS describes how to replace the batteries in the Fortress LI 1.3K and LI1420. The battery replacement will take
about 40 minutes.
Batteries should be replaced by a qualified technician. If you have any questions or problems, please call
Powerware Global Services at 1-800-356-5737 (U.S. and Canada only).
To replace the batteries, you will need the following:
Tools Needed – Use Insulated Tools:
Phillips Screwdriver
Electrical Tape
Optional torque wrench calibrated in inch pounds or Newton
meters
5/16” Open End Wrench
Wooden dowel about 7 inches long or wooden pencil
Before you go on to Section 1, read the important safety warnings on the next page.
Contents Index
1.
Removing the Fortress Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2.
Removing the Batteries. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
3.
Replacing the Batteries. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
4.
Replacing the Fortress Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
IMPORTANT SAFETY INSTRUCTIONS – SAVE THESE INSTRUCTIONS
This publication contains important instructions that should be followed during battery replacement.
WARNING
The batteries used in this system are capable of producing dangerous voltages and high
currents. They may cause severe injury if terminals are shorted together or to ground
(earth). Extreme care must be taken to avoid electrical shock and burns from contacting
battery terminals or shorting terminals during battery replacement.
Powerware batteries come with a one-year warranty. Using batteries not supplied by
Powerware invalidates any Powerware Service agreement
.
A qualified technician who is familiar with the Fortress should replace the batteries. The
technician must take these precautions:
1.
Protective clothing and eye wear must be worn. Batteries contain caustic acids and toxic
materials and can rupture or leak if mistreated. Remove rings and metal wristwatches or other
