hp Color 9850mfp PAPER FEED TRAYS 1 to 3 6.4 prevention rubber Replacing the double feed A. Periodically replaced parts/cycle • Double feed prevention rubber: Every 400,000 copies (Every 125,000 copies in actual replace- ment count) B. Procedure Note: • Since the composition of the paper feed trays 1 to 3 is the same, the explanation here is made of the steps for the paper feed tray 1. 1. Pull out the paper feed tray 1. 2. Remove the paper feed unit. 3. Remove the paper feed roller assembly. III DIS./ASSEMBLY 4. Remove a stop ring [1] and then remove the double feed prevention roller [2]. [5] 5. Remove the gear [3] from the double feed pre- vention roller [2]. 6.
Remove the double feed prevention rubber [4] from the double feed prevention roller [2]. 7. Reinstall the above parts following the removal steps in reverse. Note: [1] • Be sure to install the double feed prevention rubber [4] so that the paint mark [5] turns in • Be sure to check that the double feed preven- the arrow-marked direction. tion roller is not stuck with grease. [2] [4] [3] 3-62