If you have lost your settings and the manual is missing, here is the universal reset:
Before programming, you must understand what the device can do. The Sinotimer TM-630S is a microcomputer-based time switch with a liquid crystal display (LCD). sinotimer tm-630s manual
The Sinotimer TM-630S is a microcomputer-based digital time switch designed for automatic ON/OFF control of electrical appliances (lighting, water heaters, signs, fans, irrigation pumps, etc.). It supports up to 16 ON/OFF programs per day, with a weekly (7-day) or daily schedule option. If you have lost your settings and the