Brother International HL 1850 Service Manual - Page 166

HL-1850/1870N SERVICE MANUAL 2. PERIODICAL REPLACEMENT PARTS Periodical replacement parts are the parts to be replaced periodically to maintain product quality. These parts would affect the product quality greatly if they lost their function even if they do not appear to be damaged or there is no change in their appearance.) The periodical replacement parts listed below should be replaced at the service center referring to the service life. For the procedures to replace these parts, refer to CHAPTER 4 "DISASSEMBLY AND RE-ASSEMBLY". Parts Name Fixing Unit (115V) Fixing Unit (230V) Part No. 117005001 . L.17006001 Qty Service life (number of prints) 1 , 1 80,000 pages 80,000 pages Replacement Procedure See subsection 3.12 in CHAPTER 4. Paper Feeding Kit (Pad holder ZLh ASSY / 115615001 Paper pick-up roller ASSY) , Laser Unit H L.17004001 1 . 50,000 pages 1 200,000 pages See subsection 3.3 and 3.13 in CHAPTER 4. See subsection 3.11 in CHAPTER 4. NOTE: The above table shows only estimated values. They are subject to change without prior notice. 5-5