MAINTENANCE 1. Boom cylinder head pins. See Figure 4.23A. WARNING MOVING THE ATTACHMENT OR MACHINE WHILE GREASING IS NOT RECOMMENDED. PESONAL IN- JURY MAY RESULT. MOVE THE ATTACHMENT TO A DIFFERENT POSITION, STOP THE ENGINE AND LUBRICATE THE ATTACHMENT AGAIN. REPEAT THIS PROCEDURE UNTIL THE FRONT ATTACH- MENT IS COMPLETELY LUBRICATED. BOOM CYLINDER HEAD PINS SK32004078 FIGURE 4.23A 2. Boom foot pin. See Figure 4.23B. 3. Boom cylinder rod pins. See Figure 4.23B. BOOM CYLINDER ROD ENDS ARM CYLINDER HEAD END 4. Arm cylinder head pin. See Figure 4.23B. BOOM FOOT PIN (CENTER) BOOM FOOT PIN EACH END 4 CENTRALIZED GREASE FITTINGS ON BOOM SK32004079 FIGURE 4.23B 5. Arm cylinder rod pin.
See Figure 4.23C. ARM TO BOOM PIN 6. Arm to boom pin. See Figure 4.23C. 7. Bucket cylinder head pin. See Figure 4.23C. ARM CYLINDER ROD END BUCKET CYLINDER HEAD PIN FIGURE 4.23C 8. Bucket link pins. See Figure 4.23D. IDLER LINK TO ARM PIN 9. Idler pink to arm pin and arm to bucket pin. See Figure 4.23D. ARM TO BUCKET PIN BUCKET CYLINDER ROD END 10. Bucket cylinder rod pin. See Figure 4.23D. TOP BUCKET LINK PIN BOTTOM BUCKET LINK PIN FIGURE 4.23D SK210(LC)/SK250(LC)–VI Dynamic Acera OM, 09/00 Rev.2 4-23