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<blockquote data-quote="Flakiten" data-source="post: 130246" data-attributes="member: 53"><p>Algunos datos para que nos duela más el bolsillo....</p><p></p><p><strong>Direct Operating Cost</strong></p><p>Utility Service</p><p></p><p>The following information is supplied to aid in the preparation of estimates of the cost of operation for the S-70A helicopter in utility service. Costs have been calculated in general accordance with the practices described in Guide For Presentation of Helicopter Operating Cost Estimates, published by the Committee on Helicopter Operations Cost. The estimates presume a mature operation in which there has been opportunity for costs to stabilize and assumes no benefit from warranties. </p><p>Direct operating costs are calculated for an S-70A flying 345 hours per year for eight years. Unscheduled removals and overhauls are based on historical fleet-wide data. </p><p></p><p>Fuel and Lubricants $335.39</p><p>- Average fuel consumption at 162 gallons/hour</p><p>- Fuel cost per gallon: $2.01</p><p>- Cost for lubricants at 3% of fuel</p><p>Labor $245.43</p><p>- 4.55 Total maintenance MH/FH</p><p>- Labor rate at $54 per hour</p><p>Reserve for Retirement Items $152.00</p><p>Reserve for Overhaul and Unscheduled Repairs $365.00</p><p>- Airframe and avionics</p><p>- Engine parts</p><p>Reserve for Engine Overhaul $188.00</p><p></p><p><strong>Total direct cost per hour $1,285.82</strong></p><p></p><p></p><p></p><p>Overhaul Periods and Retirement Technical Retirement Times </p><p>S-70A International BLACK HAWK Helicopter</p><p></p><p>Scheduled Overhaul Period (TBO)</p><p>The following overhaul periods apply to the latest configuration of the affected component. Please refer to Manual TM 1-70-23AW-2 for current official TBOs. </p><p></p><p>Component</p><p>Main rotor blade spindle nut 500 hours</p><p>Oil cooler axial fan 2,000 hours</p><p>Tail rotor pitch change shaft 2,000 hours</p><p></p><p>Scheduled Retirement Times</p><p>The following retirement times apply to the latest parts and components available for the S-70A helicopter. The list below includes all significant items with retirement life limits less than 5,000 flight hours. Please refer to Manual TM 1-70-23AW-2 for current official life limits.</p><p></p><p>Life Limit</p><p>Oil cooler viscous bearing 500 hours</p><p>Tail rotor drive shaft bearing 2,000 hours</p><p>Pitch control shaft bearing 2,000 hours</p><p>Main rotor blade spindle nut 2,500 hours</p><p>Tail landing gear shock strut piston 3,000 hours</p><p>Main rotor blade expandable pin 4,700 hours</p><p></p><p>la fuente: www.sikorsky.com</p><p></p><p>Me queda el TBO de los motores pendiente, pero estimo que no ha de superar las 5000 hs.</p><p></p><p>Saludos</p></blockquote><p></p>
[QUOTE="Flakiten, post: 130246, member: 53"] Algunos datos para que nos duela más el bolsillo.... [B]Direct Operating Cost[/B] Utility Service The following information is supplied to aid in the preparation of estimates of the cost of operation for the S-70A helicopter in utility service. Costs have been calculated in general accordance with the practices described in Guide For Presentation of Helicopter Operating Cost Estimates, published by the Committee on Helicopter Operations Cost. The estimates presume a mature operation in which there has been opportunity for costs to stabilize and assumes no benefit from warranties. Direct operating costs are calculated for an S-70A flying 345 hours per year for eight years. Unscheduled removals and overhauls are based on historical fleet-wide data. Fuel and Lubricants $335.39 - Average fuel consumption at 162 gallons/hour - Fuel cost per gallon: $2.01 - Cost for lubricants at 3% of fuel Labor $245.43 - 4.55 Total maintenance MH/FH - Labor rate at $54 per hour Reserve for Retirement Items $152.00 Reserve for Overhaul and Unscheduled Repairs $365.00 - Airframe and avionics - Engine parts Reserve for Engine Overhaul $188.00 [B]Total direct cost per hour $1,285.82[/B] Overhaul Periods and Retirement Technical Retirement Times S-70A International BLACK HAWK Helicopter Scheduled Overhaul Period (TBO) The following overhaul periods apply to the latest configuration of the affected component. Please refer to Manual TM 1-70-23AW-2 for current official TBOs. Component Main rotor blade spindle nut 500 hours Oil cooler axial fan 2,000 hours Tail rotor pitch change shaft 2,000 hours Scheduled Retirement Times The following retirement times apply to the latest parts and components available for the S-70A helicopter. The list below includes all significant items with retirement life limits less than 5,000 flight hours. Please refer to Manual TM 1-70-23AW-2 for current official life limits. Life Limit Oil cooler viscous bearing 500 hours Tail rotor drive shaft bearing 2,000 hours Pitch control shaft bearing 2,000 hours Main rotor blade spindle nut 2,500 hours Tail landing gear shock strut piston 3,000 hours Main rotor blade expandable pin 4,700 hours la fuente: [url]www.sikorsky.com[/url] Me queda el TBO de los motores pendiente, pero estimo que no ha de superar las 5000 hs. Saludos [/QUOTE]
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