Proper installation is critical to prevent device failure or electrical hazards. Ensure the main power breaker is turned off before mounting. Step-by-Step Wiring Connection
The button temporarily toggles the output (ON, OFF, or auto). The manual explains that override settings reset after the next scheduled event unless “permanent override” is enabled—a feature often misunderstood without the PDF guide. sinotimer svp916 manual version pdf full
Press and hold the "Set" key for ~3 seconds until the display flashes. Proper installation is critical to prevent device failure