PIN-SPRING 3S8109 - Caterpillar

Engine3512 (S/N: YBA1-448; YAX1-1343)3512B (S/N: YBB1-588; FFG1-89; 8RM1-2239; YAY1-1586; YAZ1-899)3512C (S/N: LLA1-5208; RMS1-339)3516 (S/N: YAS1-1023)3516B (S/N: GZT1-178; YBT1-643)3516C (S/N: SEK1-1280)G3516 (S/N: ZBA1-2074; L6F1-161; WPW1-2968)G3516B (S/N: JEF1-3427)G3520C (S/N: GZA1-320; RLP1-277)G3520H (S/N: GFR1-200)Petroleum Engine3508C PETROLEUM (S/N: C8K1-107)Description Of Change: The new wear sleeve seals are hardened to prevent excessive wear. Also, sealant is used with the sleeves for the alternator and auxiliary drive pulleys. The Loctite® 648 (retaining compound) or Loctite® 120541 (core plug sealant) prevents oil leaks between the pulley and the wear sleeve. Prior to installing the sleeve to the pulley, apply the sealant to the inner side of the sleeve. Ensure that no excess sealant is allowed on the running surface of the sleeve.Adaptable To:
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.
The following changes are adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.The new 465-2689 Wear Sleeve Seal replaces the former 300-8567 Sleeve.The new 547-2367 Wear Sleeve Seal replaces the former 280-3313 Sleeve.The pulley assemblies and sleeves are listed in Table .1
Table 1
Pulley As Former Sleeve New Sleeve
141-7141 280-3313 547-2367
350-4407 280-3313 547-2367
367-2825 280-3313 547-2367
300-8570 300-8567 465-2689
350-2565 300-8567 465-2689
367-2824 300-8567 465-2689
502-0216 465-2689 465-2689