2 Donaldson Company, Inc. © 1996
Statements indicate precautions
necessary to avoid potential
equipment failure.
NOTE
Statements indicate potential
safety hazards
CAUTION
CAUTION
• All electrical work is to be done by a quali-
fied electrician according to the national and
local electric codes that apply.
• All electrical power must be shut off during
installation of the Checker
™
board.
APPLICATION OF ELECTRICAL EQUIPMENT:
• Do not initiate any circuits before all
connections have been made.
TORIT PRODUCTS is the leading designer and
manufacturer of dust collector systems for the
control of industrial air pollution. The Checker™board
has been designed to lengthen the life of your
machine and filters and to reduce the air consumption
of your cleaning. This will reduce maintenance
requirements and improve product quality.