Zenith CH750  Rotax 912S Engine Installation: a step by step demonstration

Zenith CH750
Rotax 912S Engine Installation

Run Time:
135 min
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This video removes the guesswork from building a reliable installation of a Rotax 912 engine in your Zenith Ch 750 - demonstrated by Mark Townsend at Can-Zac Aviation

For CH750 builders that are considering the Rotax 912 engine. This video was filmed on location at Can-zac Aviation, Ontaio, Canada, under the direction of Mark Townsend, the Canadian Zenith distributor. The purpose of this presentation is to demonstrate how to install the popular 912 engine on a Zenith Ch 750 kit using the firewall forward components supplied by Zenith Aircraft. The Rotax 912S provides an exciting alternative to other engine possibilities in this aircraft. With this video you can watch and learn how to install and hookup the components needed for a reliable installation.

This DVD video demonstrates the following topics:

Engine Mounting Techniques: Observe and understand special considerations for mounting the engine on the 750 airframe. Techniques for drilling and aligning the mounting hardware is shown.

Water Pump Outlet Alignment: The water pump outlet on the engine may have to be repositioned from its default location for proper routing of the cooling hoses. Careful heating of the housing is required to make this adjustment. This procedure is demonstrated.

Oil and Water radiator installation: Installation of the oil cooler and water radiator is shown with the requisite hose fittings and connections. Proper routing of the hoses is essential.

Firewall components: Components that mount to the firewall are located and described on the video. These include the throttle mechanism, oil tank, recovery bottle, and battery. Also, suggestions for the fuel system components (gascolator) are made and show.

Cowl: The cowl is fitted to the aircraft with an explanation of the trimming process. This includes demonstrating the need for proper prop hub clearance and alignment.

A snippet of the video:


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