Regulatory Evaluation 

Docket No. FAA- J-0 If..( -LP-o I 0-A Directorate Identifier:..-A:B- f) 

Add the work hours, parts cost, and number of U S. registered products to the table below. When you are 

finished, click on the "Update Fields" button to automatically fill in the totals. 

Update Fields J 

Estimated Costs: 

Costs per Product (e.g., aircraft, 

engine propeller appliance) 

Work- Labor Parts Cost Total Costs Number of Total Cost 

Action hours cost (labor+ u.s. for U.S. Fleet 

(e.g., Inspection, replacement) (includ (@$85/h parts) Registered 

Do not include on-condition e our) Products 

costs here access, 

testing, 

and 

closeup) 

Identify the part number 

(PIN) of each fuel inlet 

hose assembly of each 0.75 0 773 

engine mounted fuel 

pump (two/plane). 

Locate the area in each 

engine compartment 

(two/plane) where inlet 

and exit fuel hose 0.5 0 773 assemblies are closest to 

the turbocharger support 

assembly, Lycoming PIN 

LW-18302. 

Measure the clearance 

between the inlet and exit 

fuel hose assemblies 

where closest to the 

turbocharger 

support assembly. If 0.5 0 773 

necessary, adjust routing 

of fuel hose assembly to 

achieve a minimum 

clearance of 3/16 

inches. 

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Inspect the fuel hose 

assemblies and associated 

fittings (two/plane) for .75 0 773 evidence of leaks, cracks, 

chafing or damage. Replace 

on condition. 

Inspect the turbocharger 

support assembly 

(two/plane) for evidence of .5 0 773 

chafing or damage. Repair 

or replace on condition. 

If any fuel line component 

was adjusted, serviced or 

replaced, perform an engine .25 0 773 

run-up on the ground and 

check for leaks. 

Make a logbook entry 

documenting compliance .25 0 773 

with this service bulletin. 

II ' 

The known number of products in compliance: Number 

Total Costs of compliance for U.S. fleet: $229,968 

Costs covered under warranty (if known) $Warranty 

On-Condition Costs: G 

Action Work-hours Labor cost Parts Cost Cost per Product 

(e.g., Inspection, (include access, (@$85/hour) 

replacement) testing, and closeup) 

Adjust routing of 

fuel hose assembly 

to achieve a 

minimum clearance 

of3116 5.5 0 

Inches with 

turbocharger 

support assembly. 

(two/plane) 

Replace Piper fuel 

pump inlet hose, p/n 1 1068 

39995-34 (two/plane) 

Replace Lycoming 

turbocharger support, 24 12,874 p/n LW-18302 

(two/plane) ,, 

Special considerations for Economic Analysis (Use this field to explain anything in the Estimated Costs table 

that was assumed or might not be obvious. This field can also be used to explain warranty costs): 

10 
Executive Order 12866: 

Could the AD be considered a "significant regulatory action"? G 

YES* 0 NO~ 

*Explanation: 

DOT Regulatory Policies and Procedures: 

Is the AD significant? G 

YES* 0 NO IZl 

*Explanation: 

Regulatory Flexibility Act: 

Will the AD have a significant economic impact on a substantial number of small entities? Explain for 

either a Yes or No answer. G 

YES O NO~ 

Explanation: 

Intrastate Aviation in Alaska: 

This AD could affect intrastate aviation in Alaska. Is it appropriate to include specific requirements for 

aircraft operated in Alaska where aviation might be the only mode of transportation? G 

YES* 0 NO~ 

*Explanation: 

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