Conditions that can cause temperature overshoot with servo-controlled heated humidifiers in-clude which of the following?
1. The unit is allowed to warm up without flow.
2. Flow is decreased during normal operation.
3. The airway temperature probe becomes dislodged.
4. The unit reservoir is refilled with sterile water.
a. 1 and 3 only
b. 1, 2, and 3 only
c. 3 and 4 only
d. 2, 3, and 4 only
Question 2
What should happen when the remote temperature sensor of a heated humidifier becomes dis-connected or fails?
1. Power to the heater should be interrupted.
2. Auditory and visual alarms should trigger.
3. The unit's outlet valve should lock closed.
a. 1 and 2 only
b. 2 and 3 only
c. 1 and 3 only
d. 1, 2, and 3
Temperature cycles for 24 hours
Advantages and disadvantages of select temperature measurement sites
Examples of Emergency Conditions
A typical port fuel-injected system showing a vacuum-controlled fuel-pressure regulator.
Change in air temperature at various air flow rates for a 4 pass operation
A melting profile shows the increase in UV absorption versus temperature