MAINTENANCE 2. Track Links a. Inspect links for signs of excessive wear or damage. See Figure 4.19A. b. Have all repair or replacement work done by an authorized KOBELCO Service Dealer. INSPECT TRACK LINK ASSEMBLIES SK32004049 FIGURE 4.19A 3. Sprockets a. Inspect sprockets for excessive wear and damage. See Figure 4.19B. b. Should the sprockets require service, con- tact an authorized KOBELCO Service Dealer for assistance. c. Check and make sure all sprocket bolts are properly torqued. INSPECT THESE BOLTS 4 NOTE If any sprocket bolt is loose, preceed as follows: c.1- Remove bolt and clean threads. c.2- Apply locktite # 262 to the bolt.
c.3- Torque to 397 N-m (40.5 Kgf-m) {293 lbs-ft} SK32004050 INSPECT THESE SURFACES FIGURE 4.19B 4. Idlers a. Inspect Idlers for excessive wear and dam- age. See Figure 4.19C. b. Should the Idlers require service, contact an authorized KOBELCO Service Dealer for as- sistance. NOTE Every 8 hours of operation, make sure to check idlers and rollers for leakage and repair as needed. Contact your Kobelco dealer’s Service Department for any as- sistance. Change oil in idlers and rollers every 2000 hours of operation. See 2000 hour maintenance in this sec- tion for specific details. INSPECT THESE SURFACES SK32004051 FIGURE 4.19C 5. Rollers a. Inspect rollers for excessive wear and dam- age.
See Figure 4.19D. b. Should the rollers require service, contact an authorized KOBELCO Service Dealer for assistance. FIGURE 4.19D SK210(LC)/SK250(LC)–VI Dynamic Acera OM, 09/00 Rev.2 4-19 LOWER ROLLER UPPER ROLLER INSPECT THESE SURFACES INSPECT THESE SURFACES SK32004052