AS 22 - Troubleshooting Flashcards
Review Questions
What three inputs does the Air Digital Data Computer recieve?
Pitot pressure from the pitot heads
Static pressure from the static ports
Temperature from the temperature probes
All subordinate goals, tasks and activities should align with what?
Strategic level goals
What are the common troubleshooting errors?
Poor goal setting Lack of awareness Failure to consider the implications Poor planning Failure to act Lack of knowledge
What types of malfunction message may come up in the Message History Area?
Type 1 and Type 2
Describe Type 1 and Type 2 messages in the Message History Area
Type 1 - Critical messages requiring operator intervention to prevent further damage (Radar Hot)
Type 2 - Device failure messages identifying devices or instruments that are not operating according to available status information
Name the troubleshooting methodology used for when a system isn’t operating as intended.
Four Point System
What are the stages for the Four Point System?
Initial actions
Analysis
Corrective actions
Follow-up actions
Describe the Initial Actions stage
Provides awareness of an actual or suspected equipment malfunction
First crew member who notices the malfunction should notify the crew
Consideration for the urgency of the situation
Determine if the situation is a “no duff” or not
Describe the Analysis stage
Provides detailed awareness and understanding of the equipment malfunction
What are some actions that can be taken during the Analysis stage?
Scan mission kit to ID all affected systems Noting all observed malfunctions Confirm switch selection (ON/OFF/STBY) Confirming recent maintenance Inspect CBs
Describe the Corrective Actions stage
Attempt to rectify the malfunction using operator knowledge and skills as well as the product of their analysis
What are some actions that can be taken during the Corrective Action phase?
Turn system ON/OFF
Reset/ reboot/ reinitialize the system
Carry out specific checklist items
Pass control of system to another crew member
Describe the Follow-up Actions stage
Carried out when the system malfunction cannot be rectified
Crew must make a decision to continue or not
The MC will decide is malfunction impedes student’s ability to complete flight
AC will decide if safety of flight is compromised
What are the three possible scenarios that can come out of the Follow-up Actions stage?
Safety of flight: Affected system poses safety of flight hazard, RTB
Major mission degradation: System malfunction makes mission impossible to complete mission, RTB
Minor mission degradation: Doesn’t make mission impossible to complete, mission will continue
Review Questions
What are some common troubleshooting errors?
Poor goal setting Lack of awareness Failure to consider the implications Poor planning Failure to act Lack of knowledge
