BMW — every 60,000 km (36,000 miles)

13 72 000 Replacing intake air filter element (Inspection III) in very dirty and dusty operating conditions, replace every 10,000 km (6,000 miles) or even more frequently if necessary R22000130 • Open clips securing air filter cover. • Replace air filter element. • Close air filter cover. 12 31 240 Replacing Poly-V belt (Inspection III) every 60,000 km (36,000 miles) • Remove left side fairing panel. • Remove front intake pipe. • Disengage fairing bracket from end cover on left. • Remove front cover. 00.35 3 2 4 1 RS110480 • Slacken alternator securing screws (1,3,4). • Remove old Poly-V belt. L Note: Loop Poly-V belt over crankshaft belt pulley first, then over alternator belt pulley.

• Install new Poly-V belt. Poly-V belt adjusting procedure: • Place the Poly-V belt in position, tension it and turn the engine over once, then relieve belt ten- sion. Poly-V belt tensioning procedure: 1 Slightly tighten hex nut (1) on adjusting screw (2) by hand (do not use tools). 2 Tighten adjusting screw (2) with a torque wrench and keep preload applied. 3 Tighten upper retaining nut (3), then remove torque wrench from adjusting screw. 4 Tighten all screws and nuts. X Tightening torque: Preload for Poly-V belt ................................... 8 Nm Belt pulley to alternator ................................ 50 Nm Belt pulley to crankshaft...............................

50 Nm Alternator to alternator support cover........... 20 Nm R22110010