SI(T)s & MODs Flashcards
1
Q
What is an SI(T)?
A
- Special Instruction (Technical)
- Temporary instructions
- Issued by the Project Team
- To identify, Monitor, repair or prevent faults.
2
Q
What SI(T) Formats are there?
A
- Special Technical Instruction (STI)
- Servicing Instruction (SI)
- Urgent Technical Instruction (UTI)
- Routine Technical Instruction (RTI)
3
Q
What is an ST(I)?
A
- Instructions to undertake a NON-RECURRENT work package
- Temporary measure
- Cancelled when satisfied or superseded
4
Q
What is an SI?
A
- Instructions to carry out a RECURRENT work package
- Cancelled when satisfied or superseded
5
Q
What is a UTI?
A
- Instructions for remedial action
- Necessary within 14 days/25 flying hours
- Automatically cancelled on expiry of predetermined timescales or supersession
6
Q
What is an RTI?
A
- Instructions for remedial action
- Remedial action is not necessary within 14 days/25 flying hours
- Automatically cancelled on expiry of predetermined timescales or supersession
7
Q
What is the definition of a Modification?
A
An approved in-service design change to aircraft/associated equipment that arises after the production drawings are sealed
8
Q
What do modifications affect?
A
- Fit
- Role
- Function or maintainability or equipment
- Combination of the above
9
Q
What is an SM?
A
- Service Modification
- Urgent, special or short term
- To address a safety issue
- To increase capability, improve availability or maintainability
10
Q
How would individuals propose a modification to an item?
A
By using a ‘Service Modification Proposal MOD Form 755(SM1)
