（1）操作濾水機、臭氧消毒系統、加氯氣及其他有關的儀器； （2）檢驗池水所含化學物質的含量，並按標準調校至規定的水平； （3）確保濾水機房的運作正常； （4）在有需要時，為機房內的機器∕設備加添潤滑油及抹油； （5）為所有裝置和設備進行簡單的維修；及 （6）點存濾水機房的所有工具和化學物品。 [註：每週標準工作時數是45小時。每天工作7½小時（不包括用膳時間）。須按照所屬主管人員的安排，在上午6時正至晚上10時15分期間輪班當值，或須超時工作，並須在星期六、日及公眾假期當值。]

(1) Operating the filtration plant, ozone disinfection system, chlorinators and other relevant apparatus; (2) Testing and adjusting the chemical content of the pool water to the required level; (3) Ensuring that the operation of the plant is in order; (4) Lubricating and greasing the machines/equipment in the plant where necessary; (5) Performing minor repairing work to all fittings and equipment; and (6) Keeping stock of tools and chemicals in the plant. [Notes: The conditioned working hours are 45 hours per week. The incumbent is required to work 7½ hours per day (excluding meal breaks). He/She is required to work shifts during the period from 6:00 am to 10:15 pm according to supervisors' arrangements or to work overtime. He/She is also required to work on Saturdays, Sundays and public holidays.]