12.07.2015 Views

Shire Owners' Manual (11 Build) 70 & 90 (PDF) - EP Barrus

Shire Owners' Manual (11 Build) 70 & 90 (PDF) - EP Barrus

Shire Owners' Manual (11 Build) 70 & 90 (PDF) - EP Barrus

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Alternative mounting position ifengine compartment space isrestricted.Normal mounting position.Figure 3-6: Anti-Vibration Mount Installation Points9. Engine Alignment• The gearbox output shaft flange and propeller shaft input flange must be almostperfectly aligned. A maximum of 0.05mm (0.002") misalignment in any plane isacceptable. Ensure alignment is rechecked after the first 4 hours of running, at theend of the first month and annually thereafter.• If the engine is out of alignment it will result in excessive vibration and possibledamage to the stern tube and propeller shaft.• Boats that are fitted with fully flexible drive couplings should still have the engine andshaft alignment as close as possible. A dummy shaft may be required for thispurpose.(Note: some types of flexible shaft couplings require the input and output to bemisaligned, check with the coupling manufacturer’s installation instructions).RDG6039258 Issue 5 <strong>Shire</strong> <strong>70</strong> & <strong>90</strong> Owners <strong>Manual</strong> Page 16 of 48

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