Work Description---------------------Semi annually maintenance for UPS in 11F UPS room. Carry out visual inspection, downloading data and manually measuring impedance of UPS batteries. Ensure UPS & batteries are healthy and at normal condition Use infra-red thermometer to check the switchboard surface temperature for any signs of overheating or bad contactOperating parameters correlate with the operating conditionsCheck all UPS alarms and control settings against original specification and adjust where necessary.