[TR] TR4 Heater control valve operation?

Chuck White triumph.driver at gmail.com
Mon Jun 9 09:41:41 MDT 2025


Jim,

I believe the top most position (cable push all the way in) is off and 
the bottom most position (cable pulled all the way out) is on.

Chuck

On 6/9/2025 10:58 AM, J.C. Hassall wrote:
> Folks,
>
> What is the position of the heater temperature control valve lever on 
> the head to route water thru the heater in the cockpit?  Since I don't 
> use the heater, the control cable is not installed.  I want to flush 
> the entire cooling system but don't know whether the control lever 
> should be at the topmost or bottom most position?
>
> Thanks
> -- 
> jim W4BEA
>
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