Document ID: chunk:federal_register_of_legislation:F2006B09561:body:0:p4
Version: federal_register_of_legislation:F2006B09561
Segment Type: other
Provision Reference: 
Character Range: 8635–11209

shall be carried out in accordance with approved maintenance data and detailed in a system of maintenance approved under Civil Aviation Regulation (1988) 42M. The system of maintenance shall include, but need not be limited to, the following requirements:

     1. The engine shall be on an Engine Condition Trend Monitoring (ECTM) program, including, data collection, analysis and follow up actions, qualification and training of personnel. This program shall be in accordance with the Pratt and Whitney Canada ECTM Users Guide and Reference Manual (PWC P/N 3031900) or WebECTM per PWC SIL PT6A-122 and include requirements for qualification and training for personnel conducting ECTM; and

2.         Hot section inspections shall be carried out at intervals not to exceed 1510 hours time in service; and

3.         All fuel nozzles shall be cleaned and flow checked at intervals not to exceed 460 hours time in service; and

4.         The engine oil filter element shall be inspected for contamination at intervals not to exceed 220 hours time in service; and

5.         The reduction gearbox chip detector shall be inspected for contamination, or continuity, at intervals not to exceed 220 hours time in service; and

6.         Engines with an annual utilisation of less than 500 hours per annum, an engine oil change shall be carried out at intervals not to exceed 12 calendar months time in service; and

7.         Engines not incorporating an engine air intake positive barrier air filter, an inspection of the 1st stage compressor for evidence of Foreign Object Damage (FOD), corrosion and contamination shall be carried out at intervals not to exceed 220 hours time in service; and

8.         All life limited components shall be replaced at the engine manufacturer's published life limits per AD/ENG/7; and

9.         Critical components shall be inspected at intervals specified by Pratt and Whitney Canada; and

10.    Engine work-scope during engine shop visits shall have regard to the recommendations of Pratt and Whitney Canada, including minimum modification standards for engine durability; and

11.    TBO of accessories shall have regard to the recommendations of Pratt and Whitney Canada.

12.    The on-condition program shall be reviewed and revised as required at periods not to exceed 2 years taking into consideration all major defects and defects that affect engine durability. Outcome of the review shall be reported to CASA after each review under Major Defect Report (MDR) / Service difficulty Report (SDR) system referring to AD/ENG/5.