Golf 2015 ➤ , Golf Variant 2015 ➤ Engine Mechanical, Fuel Injection and Ignition - Edition 04.2015 6 - Locking Ring ❑ Replace after removing 7 - Piston Pin ❑ Coat with oil before installing 8 - Piston ❑ Removing and installing. Refer to ⇒ “5.2 Pistons, Removing and Installing”, page 78 . ❑ Mark installed position and cylinder allocation ❑ Arrow on piston face points toward belt pulley side ❑ Check piston and cylinder bore. Refer to ⇒ “5.3 Pistons and Cylinder Bore, Checking”, page 80 . 9 - Compression Rings ❑ Use piston ring pliers (commercially available) for removing and installing ❑ Offset gaps by 120° ❑ Installed Position: “TOP” “R” mark must face up toward piston crown ❑ Ring Gap/Groove Clearance, Checking. Refer to ⇒ “5.3 Pistons and Cylinder Bore, Checking”, page 80 . 10 - Oil Scraping Ring ❑ Two-part ❑ Install offset gaps by 120° to the neighboring compression ring ❑ The “TOP” or “R” marking must face toward the piston crown. ❑ Checking the ring gap. Refer to ⇒ “5.3 Pistons and Cylinder Bore, Checking”, page 80 . ❑ Side clearance cannot be measured. 11 - Connecting Rod ❑ Always replace as a set. ❑ Mark affiliation to cylinder -A❑ Installed position: the markings -B- face the belt pulley side ❑ Disconnect the new connecting rod. Refer to ⇒ “5.4 New Connecting Rod, Separating”, page 84 . ❑ Radial play, measuring. Refer to ⇒ “5.5 Connecting Rods, Checking Radial Clearance”, page 84 . Installed Position of Bearing Shell
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Pistons, Removing and Installing
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