It is best to consult your pool heater's owner’s manual for the manufacturer’s specific service intervals. However, most heaters require annual servicing, including inspection and cleaning of the burners, electrodes, and blower. The filter should also be cleaned every few weeks when the pump is running.

It is best to consult your pool heater's owner’s manual for the manufacturer’s specific service intervals. However, most heaters require annual servicing, including inspection and cleaning of the burners, electrodes, and blower. The filter should also be cleaned every few weeks when the pump is running.