TFS FINAL EXAM QUESTIONS AND ANSWERS
At what height or # of stories in a residential building is a is a firefighter elevator required? - CORRECT
ANSWER✅✅18m 6 stories
At what height of commercial building is a firefighter elevator required? - CORRECT ANSWER✅✅36m
What symbol signifies a Firefighter elevator? - CORRECT ANSWER✅✅Red Helmet
What is a potential issue associated with pressurized stairwells? - CORRECT ANSWER✅✅Difficulty
opening doors (interior pressure of 40psi)
What is an EVAC system? - CORRECT ANSWER✅✅2-way communication system
Where are EVAC systems required? - CORRECT ANSWER✅✅all buildings above 36m or 12 stories
What are the 2 types of stairwell? - CORRECT ANSWER✅✅Return and scissor
What is the spacing for a firefighter stairway shuttle - CORRECT ANSWER✅✅1 ff every 2 floors
Class 1 Standpipe - CORRECT ANSWER✅✅65mm port for professional use
Class 2 Standpipe - CORRECT ANSWER✅✅38mm port + hose for occupant use
Class 3 Standpipe - CORRECT ANSWER✅✅65mm and 38mm ports
What is a PRD - CORRECT ANSWER✅✅Pressure restricting Device
Can we defeat PRD or PRV on Standpipe systems - CORRECT ANSWER✅✅PRD's Only
,What is a PRV - CORRECT ANSWER✅✅Pressure reducing valve
Name 3 of the 10 basic components of the SCBA/MSA G1 - CORRECT ANSWER✅✅1. Air Cylinder and
Valve Assembly 2. Pressure Reducer with Low Pressure Warning Device 3. Regulator 4. Heads Up Display
( HUD ) 5. Face Piece 6. Control Module 7. Speaker Module 8. Power Module 9. Battery Module 10.
Harness and Carrier Assembly. Ref: TN 103.2.1
What are the two air cylinder capacities? - CORRECT ANSWER✅✅45 minute (two 868L cylinder) and 60
minute (two 491L cylinders). Ref: TN 103.2.1
When does the low pressure alarm activate on the SCBA? - CORRECT ANSWER✅✅At 1575
psi/approximately 35% air remaining. Ref: TN 103.2.1
If your regulator malfunctions, what can you do? - CORRECT ANSWER✅✅Use the emergency bypass
valve/red bypass knob on the right side of the regulator Ref: TN 103.2.1
What pieces of information are visually displayed on the HUD? - CORRECT ANSWER✅✅Cylinder
pressure and alarm status. Ref: TN 103.2.1
Cylinder Pressure Display: How is pressure visibly indicated? Name what pressure range each indicates
and its corresponding colour. - CORRECT ANSWER✅✅1-4 LED lights on the HUD; colours show as green
for 3-4 bars, yellow for 2 and red for 1
4 Green LEDs: 75%-100% air pressure
3 Green LEDs: 50%-74% air pressure
2 Yellow LEDs: 36%-49% air pressure
1 Red LED: 35%-0%-35% air pressure
Ref: TN 103.2.1
Alarm Status Display: What are the three alarm status indicators that may activate on your HUD? -
CORRECT ANSWER✅✅Thermal, Battery, Air
, How do you switch from primary screen to secondary screen on the control module? - CORRECT
ANSWER✅✅Click the green reset button Ref: TN 103.2.1
What is displayed on the primary screen of the control module? - CORRECT ANSWER✅✅Air pressure
digitally displayed with a colour indicating percentage range Ref: TN 103.2.1
What is displayed on the secondary screen of the control module? - CORRECT ANSWER✅✅Time
remaining, battery icon and temperature icon. Ref: TN 103.2.1
On the control module, what are the air pressure ranges for green, yellow and red? - CORRECT
ANSWER✅✅Green: 50% or higher
Yellow: 36%-49%
Red: 35% or lower Ref: TN 103.2.1
What is the typical time to charge the SCBA battery module from low power to full charge? - CORRECT
ANSWER✅✅Between 4-5 hours Ref: TN 103.2.1
Name the 3 breathing techniques - CORRECT ANSWER✅✅Controlled breathing, skip breathing, and
tactical breathing Ref: TN 103.2.11
How do you do controlled breathing? - CORRECT ANSWER✅✅Inhale through the nose, exhale through
the mouth, repeat. Ref: TN 103.2.11
How do you do skip breathing? - CORRECT ANSWER✅✅Inhale normally, hold your breath for as long as
it usually takes to exhale, take a second breath, slowly exhale, repeat. Ref: TN 103.2.11
How do you do tactical breathing? - CORRECT ANSWER✅✅Inhale through the nose for 4 seconds, stop
and hold your breath for 4 second, exhale for 4 seconds, hold your breath for four seconds, repeat Ref:
TN 103.2.11
What is the ratio of cleaner to water when cleaning your face piece? - CORRECT ANSWER✅✅1:3
1oz/28ml/1 increment of cleaner for every 3 litres of water Ref: TN 103.2.15
At what height or # of stories in a residential building is a is a firefighter elevator required? - CORRECT
ANSWER✅✅18m 6 stories
At what height of commercial building is a firefighter elevator required? - CORRECT ANSWER✅✅36m
What symbol signifies a Firefighter elevator? - CORRECT ANSWER✅✅Red Helmet
What is a potential issue associated with pressurized stairwells? - CORRECT ANSWER✅✅Difficulty
opening doors (interior pressure of 40psi)
What is an EVAC system? - CORRECT ANSWER✅✅2-way communication system
Where are EVAC systems required? - CORRECT ANSWER✅✅all buildings above 36m or 12 stories
What are the 2 types of stairwell? - CORRECT ANSWER✅✅Return and scissor
What is the spacing for a firefighter stairway shuttle - CORRECT ANSWER✅✅1 ff every 2 floors
Class 1 Standpipe - CORRECT ANSWER✅✅65mm port for professional use
Class 2 Standpipe - CORRECT ANSWER✅✅38mm port + hose for occupant use
Class 3 Standpipe - CORRECT ANSWER✅✅65mm and 38mm ports
What is a PRD - CORRECT ANSWER✅✅Pressure restricting Device
Can we defeat PRD or PRV on Standpipe systems - CORRECT ANSWER✅✅PRD's Only
,What is a PRV - CORRECT ANSWER✅✅Pressure reducing valve
Name 3 of the 10 basic components of the SCBA/MSA G1 - CORRECT ANSWER✅✅1. Air Cylinder and
Valve Assembly 2. Pressure Reducer with Low Pressure Warning Device 3. Regulator 4. Heads Up Display
( HUD ) 5. Face Piece 6. Control Module 7. Speaker Module 8. Power Module 9. Battery Module 10.
Harness and Carrier Assembly. Ref: TN 103.2.1
What are the two air cylinder capacities? - CORRECT ANSWER✅✅45 minute (two 868L cylinder) and 60
minute (two 491L cylinders). Ref: TN 103.2.1
When does the low pressure alarm activate on the SCBA? - CORRECT ANSWER✅✅At 1575
psi/approximately 35% air remaining. Ref: TN 103.2.1
If your regulator malfunctions, what can you do? - CORRECT ANSWER✅✅Use the emergency bypass
valve/red bypass knob on the right side of the regulator Ref: TN 103.2.1
What pieces of information are visually displayed on the HUD? - CORRECT ANSWER✅✅Cylinder
pressure and alarm status. Ref: TN 103.2.1
Cylinder Pressure Display: How is pressure visibly indicated? Name what pressure range each indicates
and its corresponding colour. - CORRECT ANSWER✅✅1-4 LED lights on the HUD; colours show as green
for 3-4 bars, yellow for 2 and red for 1
4 Green LEDs: 75%-100% air pressure
3 Green LEDs: 50%-74% air pressure
2 Yellow LEDs: 36%-49% air pressure
1 Red LED: 35%-0%-35% air pressure
Ref: TN 103.2.1
Alarm Status Display: What are the three alarm status indicators that may activate on your HUD? -
CORRECT ANSWER✅✅Thermal, Battery, Air
, How do you switch from primary screen to secondary screen on the control module? - CORRECT
ANSWER✅✅Click the green reset button Ref: TN 103.2.1
What is displayed on the primary screen of the control module? - CORRECT ANSWER✅✅Air pressure
digitally displayed with a colour indicating percentage range Ref: TN 103.2.1
What is displayed on the secondary screen of the control module? - CORRECT ANSWER✅✅Time
remaining, battery icon and temperature icon. Ref: TN 103.2.1
On the control module, what are the air pressure ranges for green, yellow and red? - CORRECT
ANSWER✅✅Green: 50% or higher
Yellow: 36%-49%
Red: 35% or lower Ref: TN 103.2.1
What is the typical time to charge the SCBA battery module from low power to full charge? - CORRECT
ANSWER✅✅Between 4-5 hours Ref: TN 103.2.1
Name the 3 breathing techniques - CORRECT ANSWER✅✅Controlled breathing, skip breathing, and
tactical breathing Ref: TN 103.2.11
How do you do controlled breathing? - CORRECT ANSWER✅✅Inhale through the nose, exhale through
the mouth, repeat. Ref: TN 103.2.11
How do you do skip breathing? - CORRECT ANSWER✅✅Inhale normally, hold your breath for as long as
it usually takes to exhale, take a second breath, slowly exhale, repeat. Ref: TN 103.2.11
How do you do tactical breathing? - CORRECT ANSWER✅✅Inhale through the nose for 4 seconds, stop
and hold your breath for 4 second, exhale for 4 seconds, hold your breath for four seconds, repeat Ref:
TN 103.2.11
What is the ratio of cleaner to water when cleaning your face piece? - CORRECT ANSWER✅✅1:3
1oz/28ml/1 increment of cleaner for every 3 litres of water Ref: TN 103.2.15
