2 available- price is for 1 Push Timer Switch Amf Venner PT4 15 Min - 5 Hour. Industrial commercial switch in a galvanised case. The NOMA Indoor Heavy Duty Grounded Timer can be used for heavy duty appliances, air conditioners, lamps and holiday lighting. Has a manual override, 7-Day Dual Outlet Digital Heavy Duty. Grounded Timer Instructions. SETTING THE TIME. 1. Press “CLOCK” and “HOUR” at the same time to set the hour. Timer mode display 14. Memory erase (R) button 15. RCL-CD button 11 AM MO TU WE TH FR SA SU PM RND DST CD AUTO MINUTE HOUR DAY CLOCK 3524NOES 3525NOGG 3526NOGS 3527NOIL 3528NOIR 3529NOLO 3530NOMA 3531NOME 3532NOMS 13016TILTH 13017TILTS 13018TIMED 13019TIMER 13020TIMES 13021TIMID7 Day Programmable Timer, Instruction Manual. This timer incorporates a LCD (liquid crystal display) which accurately displays the time.