 
                We may have found other answers which could help you.
Click here for Central Heating Boiler Control 
                How do i work the timer?
 
                how do I fix my boiler control , Landis & Gyr, Model ? circular dial ?
 
                LANDIS & GYR PROGRAMMER - HW OK BUT NOT WITHOUT CH?
 
                control panel?
 
                Has anyone with electronic copy of Landis & Gyr RWP-XP?
 
                Landis & Gyr programmer time clock not functioning ?