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TFMO3 K CLASS Questions and Answers with 100%
Complete Solutions
Branch Duct - ANSWER Contains exhaust air from a single hood
or hazard area
Common ducts - ANSWER Duct connecting exhaust air from two
or more branch ducts
Discharge nozzles must be equipped with - ANSWER Internal
strainer/separate listed strainer
Discharge nozzles must be made out of - ANSWER
Brass/stainless steel
Discharge nozzles prevention of contaminants - ANSWER Cap or
other suitable device
Manual actuator max force - ANSWER 40 lbs
Manual actuator max movement distance - ANSWER 14in
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Manual Actuators must be equipped with - ANSWER Operating
instructions
Upon actuation of the system all fuel/electric devices must be -
ANSWER Shut down
Gas equipment under hood upon activation - ANSWER Must be
shut down
Do exhaust fans and dampers also shut down - ANSWER NO
Shutoff devices require what upon fuel and power restoration -
ANSWER Manual resetting
Pipe shall be made of - ANSWER Non-combustible material
Galvanized pipe must not be used unless - ANSWER System calls
for it
TFMO3 K CLASS Questions and Answers with 100%
Complete Solutions
Branch Duct - ANSWER Contains exhaust air from a single hood
or hazard area
Common ducts - ANSWER Duct connecting exhaust air from two
or more branch ducts
Discharge nozzles must be equipped with - ANSWER Internal
strainer/separate listed strainer
Discharge nozzles must be made out of - ANSWER
Brass/stainless steel
Discharge nozzles prevention of contaminants - ANSWER Cap or
other suitable device
Manual actuator max force - ANSWER 40 lbs
Manual actuator max movement distance - ANSWER 14in
, 2|Page
Manual Actuators must be equipped with - ANSWER Operating
instructions
Upon actuation of the system all fuel/electric devices must be -
ANSWER Shut down
Gas equipment under hood upon activation - ANSWER Must be
shut down
Do exhaust fans and dampers also shut down - ANSWER NO
Shutoff devices require what upon fuel and power restoration -
ANSWER Manual resetting
Pipe shall be made of - ANSWER Non-combustible material
Galvanized pipe must not be used unless - ANSWER System calls
for it