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Replace Periodic Maintenance Parts
Replace the following parts regularly to maintain print quality. The parts listed below must be replaced after printing approximately 50,000 pages *1 based on two pages per job and 100,000 *1 *2 pages based on five pages per job for the Fuser Unit and approximately 50,000 pages *1 *3 for the PF Kit MP.
Contact Brother Customer Service or a Brother Authorized Service Center when the following messages appear on the LCD:
*1
Letter or A4 size single-sided pages
*2
MFC-L3780CDW
*3
MFC-L3780CDW
*4
The replacement frequency depends on the complexity of printed pages, percentage of coverage, and the type of media used.
*5
The kit includes the roller holder assembly, separation pad, and separation pad spring for the MP Tray.
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