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SECTION 46: ENGINE MOUNT & LANDING GEAR: Difference between revisions
SECTION 46: ENGINE MOUNT & LANDING GEAR (view source)
Revision as of 03:44, 29 April 2023
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*Use a 3/16 drill and run through the 6 engine mount holes. Ensure the 3/16 dowels go in. | *Use a 3/16 drill and run through the 6 engine mount holes. Ensure the 3/16 dowels go in. | ||
*Mount the engine mount. Some of the dowels will be pushed back, try gently to push them into the firewall holes using light taps. | *Mount the engine mount. Some of the dowels will be pushed back, try gently to push them into the firewall holes using light taps. | ||
*Remove one dowel at a time, drill up the hole using Nylon spacers, and secure with a bolt. | *Remove one dowel at a time, drill up the hole using modified Nylon spacers to center the drill, and secure with a bolt. The drill steps are: | ||
** 3/16 (0.1875) original hole | |||
** 5/8 (0.3125) | |||
** 23/64 (0.359375) | |||
** 3/8 reamer (0.375), e.g. [https://www.amazon.com/dp/B076DMH4BF at Amazon] | |||
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*Don't forget to grease the bushings on their outside. | *Don't forget to grease the bushings on their outside. | ||
* Tighten to castle nuts to spec, the bushing itself must not rotate. Check that the parts riding on the outside of the bushings still rotate after torquing the castle nuts. If not, see figure 1, it says to remove some of the powder coating if necessary. | * Tighten to castle nuts to spec, the bushing itself must not rotate. Check that the parts riding on the outside of the bushings still rotate after torquing the castle nuts. If not, see figure 1, it says to remove some of the powder coating if necessary. | ||