Lexmark 4039 Service Manual - Page 134

4039-1XX Lubrication Specifications Lubricate only when parts are replaced or as needed, not on a scheduled basis. Use of lubricants other than those specified can cause premature failure. Some unauthorized lubricants may chemically attack polycarbonate parts. Use IBM no.10 oil PN 1280443 (approved equivalents: Mobil DTE27, Shell Tellus 100, Fuchs Renolin MR30) to lubricate the areas of contact between: • Gear no. 2 and its stud on the side plate • Gear no. 3 and its stud on the motor bracket • Gear no. 4 and its thrust washer • Gear no. 4 and its stud on the motor bracket • Gear no. 5 and its stud on the motor bracket • Gear no. 6 and its stud on the motor bracket • Gear no. 6 and its thrust washer • Gear no. 7 and its stud on the rail • Gear no. 7 and its thrust washer • Gear no. 8 and its stud on the rail • Gear no. 8 and its thrust washer • Gear no. 9 and its stud on the rail • The metering roller shaft and its bushings on the rail assembly • The main metering backup roller and its stud and thrust washer • The D-roller shaft and its bushings on the rail assembly • The auxiliary metering roller and its stud on the rail, including the snap-in groove and the snap ridges in the roller hole • Gear no. 14 and its stud on the rail • Gear no. 13 and its stud on the rail • The auxiliary paper feed idler and its stud on the rail • The prealigner drive idler and its stud on the rail • The prealigner drive roller and its stud on the rail • The prealigner backup roller and its shaft and thrust washer • The fixed-center idler gear in the 500 sheet base and its shaft • The idler gear in the 500 sheet base and its shaft Use IBM no. 23 grease (approved equivalent Shell Darina 1) to lubricate: 120 Service Manual