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ASM Block 4 Test
| Question | Answer |
|---|---|
| What is MDC? | Maintenance Data Collection |
| What is Maintenance Data Collection? | System used to standardize the collection, storage, and retrieval of base level maintenance production data |
| What does the MDC track? | Every aspect of the aircraft’s life |
| What are the five -6 codes that are used when simplifying aircraft maintenance documentation Into the MDC system? | Type Maintenance, Action Taken, When Discovered, How Malfunction, and Work Unit Codes |
| Consists of one letter that describes the type of maintenance performed | Type Maintenance |
| Consists of one letter that describes what work was accomplished or what action you took to correct the discrepancy | Action Taken |
| Consists of one letter or number that describes when an issue was discovered | When Discovered |
| Three digit numeric code that will describe what went wrong | How Malfunction |
| Consists of a five digit (number or letter) code that identifies the component of the aircraft that was worked on | Work Unit Code |
| What are the three parts of the Work Unit Code | System, subsystem, and component |
| What is the AFTO Form 781A? | Forms used to record all maintenance performed on aircraft and support equipment |
| On the 781 form, what block in the top left corner is always filled out in Red ink, or Red pencil? | SYM block |
| What three symbols do use in the SYM block? | Red X, Red Dash, and Red Diagonal |
| What condition is a Red X? | Most serious |
| The aircraft is prohibited from flight or operation die to a condition, which compromises safety of the aircraft or crew. Often referred to as being “Grounded” | Red X |
| Condition of the aircraft is unknown, due to an inspection that must be performed | Red Dash |
| Indicates an unsatisfactory condition | Red Diagonal |
| How is the red diagonal line entered? | From the upper right corner to the bottom left corner of the SYM Block |
| What does MOCC stand for? | Maintenance Operations Control Center |
| How many parts is JCN broken down in to? | Two parts |
| What are the two parts of the JCN? | Year/Event ID, Work Center Event |
| What is a JCN? | Job Control Number |
| A number that is given to a form that has been written up as a discrepancy in the MDS system | Job Control Number |
| Who will enter and assign the job a JCN when the MDC is not available? | Maintenance Operations Control Center |
| In the first part of the JCN YR/EVENT ID, if a job is entered on January 5th 2018 and is the 305th job of the day, how would this be wrote out? | 180050305 |
| What is WCE? | Work Center Event |
| Identifies work done by a specific shop on a JCN that requires multiple shops to complete the job | Work Center Event |
| WCE # — 001 | Hydro - Disconnect hydraulic line |
| WCE # — 002 | R&R - Remove flap |
| WCE # — 003 | ASM - Remove and replace rivets |
| Continuous count of days since the beginning of the year | Julian Date |
| How would you write January 1st as a Julian Date? | 001 |
| How would u write December 31st as a Julian Date? | 365 |
| In the YR/EVENT ID, the last four digits representing the job number, how would you write down the 5th job of the day? | 0005 |
| The date that the discrepancy was discovered | Date disc |
| How is the DATE DISC date filled out? | Eight digit format |
| What does DOC NO stand for? | Document number |
| If the job cannot be done or completed due to an item or part that has been ordered or is on the way | DOC NO |
| What does CF stand for? | Carried forward |
| When a new AFTO Form 781 A is initiated with all uncorrected discrepancies from an older page | Carried forward |
| The Carried Forward block task is usually accomplished by who? | Aircraft’s dedicated crew chief |
| What does XF stand for? | Transferred |
| O | |
| What is the Form 781 K used for? | Recording delayed discrepancies |
| When can you transfer a RED X discrepancy to an AFTO 781 Form? | Never |
| What block displays the date the discrepancy was corrected? | Date corrected |
| What does WUC/REF stand for? | Work unit code/reference designator |
| What is the only airframe that uses a reference designator? | C-17 |
| All airframe use the WUC except for what airframe? | C-17 |
| In what block would you use the -06 to find a WUC code? | WUC/REF |
| Used for trouble shooting electronics and engine systems | Fault code |
| What is STA CODE? | Station code |
| Code that identifies the geographic location where a discrepancy is documented. Also indicates that “other than home station personnel” performed the repairs | Sta code |
| For STA Code, when actions are performed at a home station, by home station personnel, what should you enter into this block? | Nothing, leave it blank |
| What block s used to give location, size, and brief descriptions of a defect? | Discrepancy block |
| True or False, and why When filling out discrepancies, You may use any color pen or pencil. | False, only black pen or pencil |
| In what block does the person who discovered the discrepancy print their first name initial, and full last name? | Discovered by block |
| When can you clear a discrepancy? | Once the discrepancy has been corrected or inspected |
| Your first name initial, your last name, and 5 digit employee number | Minimum signature |
| What does a Red Diagonal line that starts at the bottom left corner and ends in the upper right corner? | Unsatisfactory |
| Symbol means that the discrepancy is unknown | Red Dash |
| Symbol lets you know that the aircraft is grounded | Red X |
| Can you erase a symbol if it was entered wrong? | No |
| How do you correct a symbol entered in error | Write in the corrective actions block that the symbol was written in error |
| Where is the AFTO Form 781 K found in the binder? | very back |
| Who fills out the top line of the AFTO Form 791 K? | Crew chief |
| What does 781 K - Section A cover? | Aerospace inspection status |
| What does 781 K - Section B cover? | Engine data |
| What does 781 K - Section C cover? | Calendar and hourly inspection schedule |
| What does 781 K - Section D cover? | Delayed Discrepancies, urgent actions, and routine action TCTO’s |
| What does a line through the entry on a 781 K denote? | The entry was transferred back to the 781 A |
| What is the Form 244 used for? | Shop equipment |
| What are the two types of TO’s? | Specific and the General TO |
| Provides a means to document delayed discrepancies, and corrective actions, service, and inspections due and status of Industrial/Support Equipment | Form 244 |
| What is the purpose of the Effective pages? | Shows pages and dates that the original changes were made |
| What is a liquid with a flashpoint below 100 degrees F | Flammable liquid |
| This liquid has a flashpoint at or above 100 degrees F | Combustible liquid |
Created by:
Tphan4462