Ricoh FW780 Service Manual - Page 267
For A252 copier, 240 V versions only
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INSTALLATION PROCEDURE [I] [G] [C] [D] [L] [H] [A] A571I513.WMF [N] [K] [M] [J] - A251 copier - [G] [C] [N] A571I512.WMF [F] [A] [B] Installation [E] A571I510.WMF NOTE: To ensure grounding, tighten the screws for the ground wire until the spring washers [A] are flattened. 12. Secure the grounding wire [B] (1 screw with spring washer) to the inside of the table. 13. Run the roll feeder harness [C] and roll feeder heater harness [D] through the holes in the table rear cover (right [E] and left [F]). NOTE: There are two versions of the ferrite core [N] for the roll feeder harness. One is gray and the other is white. When installing the gray core version on the A252 copier, unwind one loop, as shown. For A252 copier 14. Connect the roll feeder harness to the copier main board and original feed motor drive board [K] {2 connectors [G] and 1 grounding wire [H] (1 screw with spring washer)}. For A251 copier 14. Connect the roll feeder harness to the copier main board {2 connectors [G] and 1 grounding wire [H] (1 screw with spring washer)}. 15. Connect the roll feeder heater harness connector [I] to the copier ac drive board connector. 16. 220 ~ 240 V versions only Install the ground plates [L, M] (1 screw with spring washer and 1 washer each). 17. Install the harness covers [J] (1 screw each). 18. Reattach all the covers and manual feed table excluding the roll feeder right cover. SM 3-23 A251/A252