NEC Super Script 4400 Maintenance Manual page 194

7 .6.4 Paper Feed Roller/Separator Pad
Tools
Phillips Screwdriver #1
Disassembly Procedures
1. Remove the paper feeding cassette.
2. Remove the transfer unit. (See the item 7.6.1.)
3. Remove the set screw ST3 6 (2 pcs.) of paper guide (L).
4. Remove the paper guide (L).
5. Remove the set screw ST3 6 (2 pcs.) of paper guide (UR).
6. Remove the paper guide (UR).
7. Disconnect all the harness connectors connected with the OHP sensor and paper sensor.
8. Sliding the paper feeding roller to the right side, remove it from the shaft.
9. Pull up and remove the separator pad.
Assembly Procedures
1. Install a new separator pad.
2. Install a new paper feed roller.
3. After the above, follow exactly the reverse order of disassembling procedures.
Caution!
Do not touch the surface of paper feed roller and separator pad.
Replacement Procedures for Maintenance Parts 185