F3B ENGINE 191 T RAKKER E URO 4/5 5408 Connecting rod piston assembly Figure 104 60607 PISTON - CONNECTING ROD ASSEMBLY 1. Connecting rod body - 2. Bearing shells - 3. Connecting rod cap - 4. Cap fixing screws - 5. Seeger ring - 6. Slotted scraper ring - 7. Scraper ring - 8. Compression ring - 9. Piston gudgeon pin - 10. Piston Check the pistons. They must show no signs of seizure, scoring, cracking or excessive wear; replace them if they do. The pistons are fitted with three rings: the first one is a V-seal, thesecondone abevelled sealand thethird onea scraper ring. The pistons are selected in two classes, A and B, according to diameter.
Removal Figure 105 Figure 106 60608 49024 Removing the piston rings from the piston (2) using pliers 99360184 (1). Removing the rings (2) retaining the piston gudgeon pin using round-nose pliers (1). Print 603.93.641 Base q November2006