IBM 3112 Service Manual page 132

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Gear no. 6 and its stud on the motor bracket
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Gear no. 6 and its thrust washer
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Gear no. 7 and its stud on the rail
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Gear no. 7 and its thrust washer
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Gear no. 8 and its stud on the rail
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Gear no. 8 and its thrust washer
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Gear no. 9 and its stud on the rail
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The metering roller shaft and its bushings on the rail assembly
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The main metering backup roller and its stud and thrust washer
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The D-roller shaft and its bushings on the rail assembly
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The auxiliary metering roller and its stud on the rail, including the
snap-in groove and the snap ridges in the roller hole
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Gear no. 14 and its stud on the rail
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Gear no. 13 and its stud on the rail
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The auxiliary paper feed idler and its stud on the rail
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The prealigner drive idler and its stud on the rail
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The prealigner drive roller and its stud on the rail
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The prealigner backup roller and its shaft and thrust washer
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The fixed-center idler gear in the 500 sheet base and its shaft
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The idler gear in the 500 sheet base and its shaft
Use IBM no. 23 grease (Approved equivalent Shell Darina 1) to
lubricate:
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Front pivot latch studs
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Gear no. 8 teeth at gear no. 7 contact points
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Gear no. 9 teeth at gear no. 11 contact points
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Gear no. 9 teeth at gear no. 8 and gear no. 10 contact points
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Cover Hinge Spring tips
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Cartridge "ramps" at top center of both sides frames
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Latch handle tips
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Area of contact between fuser release bail and roll
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All release arms areas of contact of fuser solenoid lever.
Use grease, p/n 1329301 to lubricate gear nos. 2,3,4,5,6, and 12.
Use all the grease in the packet. Apply part of the grease, rotate the
gears, and apply the rest. The teeth of gears 3, 4, and 5 should be
completely coated.
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Service Manual