EDGE-CUTTING 1747969 - Caterpillar

(S/N: FAJ1-UP)336E (S/N: JEA1-UP; RZA1-UP; KED1-UP; YCE1-UP; TEG1-UP; BMH1-UP; FJH1-UP; GTJ1-UP; JRJ1-UP; SSL1-UP; YEP1-UP; CMR1-UP; HDW1-UP; DPX1-UP; BZY1-UP; GNY1-UP; TMZ1-UP)336F (S/N: B391-UP; TZA1-UP; RKB1-UP; RBC1-UP; YFD1-UP; DKF1-UP; KGH1-UP; YBH1-UP; NAJ1-UP; ZBJ1-UP; LCL1-UP; NBL1-UP; PFL1-UP; SSN1-UP; LTP1-UP; KCS1-UP; NBS1-UP; KFT1-UP; DSW1-UP; MTW1-UP; DFY1-UP; LJY1-UP; WTZ1-UP)340F (S/N: RBD1-10010; YBF1-UP; EAR1-UP; WBX1-UP)568 (S/N: BRB1-UP; YJX1-UP)Mobile Hydraulic Power Unit336E MHPU (S/N: G421-UP; PCE1-UP; RBS1-UP; DSZ1-UP; T3Z1-UP)336FMHPU (S/N: B341-UP; B351-UP)Site Prep Tractor586C (S/N: SP51-121)Description Of Change: The new support assembly is now used to help ensure that there is proper alignment with front engine pulleys.Adaptable To: The new 513-3570 Support As replaces the former 344-0369 Support As. To ensure that the pulleys are properly aligned after completing repairs, use 428-8381 Belt Diagnostic Kit. Any machines built between May 04 2015 and December 2016 has four shims added behind the fan drive. If the front-end accessory drive (FEAD) needs to be replaced for any reason, 513-3570 Support As can be installed and the shims will need to be discarded.Reference: If a machine is experiencing belt noise after changes have been made, refer to Service Magazine, M0075240, A New Fan Drive Belt and New Belt Route Is Now Used on Certain C9.3 Machine Engines.