The PT-VW440 and PT-VX510 have a maximum lamp replacement cycle of 4,000 hours.* The air filters of the PT-VW440 and PT-VX510 also have a replacement cycle of 4,000 hours.** This reduces maintenance hassles for long periods of use, and helps to lower maintenance costs and reduce environmental impact.
* This is the maximum value when the lamp power is set to Eco, with the lamp turned on for 2 hours and off for 0.25 hour. Increases in the lamp on cycle or extended use with the lamp continuously turned on will shorten the lamp replacement cycle. When the lamp power is set to Normal, the lamp replacement cycle is 2,500 hours. The usage environment affects the lamp replacement cycle.
** The lamp power: Eco. The usage environment affects the duration of the filter.