ULPOWER UL350 Operating Manual
Also see for UL260: Operating manual
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Contents
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Operating Manual ULPOWER UL260,UL350,UL390,UL520M0310: OM 260 - 520A01 Revision No: 00 Date: 2019-04-01 Page: 15 of 22Operating mediaFuelUL260i / UL350i / UL390i / UL520iRegular unleaded automotive fuel with a minimum of 95 octane RON (= 87 MON=91AKI) should beused to operate these engines.AVGAS 100 LL and/ or AVGAS UL91 may be used if regular fuel is not available.Note: Due to higher lead content in AVGAS, the wear of the valve and valve seats, the deposits incombustion chamber and lead sentiments in the lubrication system will increase.UL260iS / UL350iS / UL390iS / UL520iS / UL350iHPSRegular unleaded automotive fuel with a minimum of 98 octane RON(=90 MON=94AKI) should beused to operate these engines.AVGAS 100 LL and/ or AVGAS UL91 may be used if regular fuel is not available.Note: Due to higher lead content in AVGAS, the wear of the valve and valve seats, the deposits incombustion chamber and lead sentiments in the lubrication system will increase.Attention: When the engine hasn’t run for over 2 months replace the old fuel.LubricantsWe recommend the use of Motul 300V (15W50) oil or Aeroshell SAE15W50 oil.Do not use special brake-in oils.Note : For Aerobatic engines : Add a bottle Teflon oil additive (part number : L0100120). This a anadditive that was developed by ULPower and is not available on the general market.DON’T ADD THIS DURING THE FIRST 15 HOURS. Only to be added after the first oil change Attention: If AVGAS 100 LL is used frequently, we recommend to use only the semi synthetic oil“Aeroshell SAE15W50” and change oil more frequently (see maintenance manual) |
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