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.Change Restriction Justification------------------------------------To check and ensure UPS & batteries are healthy and at normal condition.The maintenance work is only inspection and is very low risk and should be no impact to the systems in the critical areas. The servicing will be carried out by our regular vendor who are well versed in the maintenance process and they are confident there will be no impact or very minimum impact to the system. Midweek Justification: ----------------------- This activity has been scheduled out of production time.Notification ----------------- CS local and regional have been informed by email of the activity.