thermostat
Depending on it’s age pass a thin screwdriver or 2.5mm Alen key down the centre spindle screw clockwise for cooler and anty clockwise for hotter.
There is a video clip of adjusting the temperature on the 1500 valve your valve is very similar.
https://www.youtube.com/watch?v=tFu44LLh994&list=PL7NZmNncdS60eQ_dbXTHkoCFB0-z-ZjWr&index=3
Answered 9 years ago by Anonymous
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