Mercedes-Benz pmn - Manual (Page 386)

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Technical data
Electrical system
Model C 230 Kompressor (all models) C 240 (all models)
C 320 (all models) C 55 AMG
Generator (alternator) 14 V/120 A 14 V/120 A 14 V/150 A
Starter motor 12 V/1.1 kW 12 V/1.7 kW 14 V/1.7 kW
Battery 12 V/100 Ah 12 V/100 Ah 12 V/100 Ah
Spark plugs Bosch F 6 MPP 332 Bosch F 8 DPP 332
NGK PFR 5 R-11 NGK ILFR 6 A
Electrode gap 0.031 in (0.8 mm) 0.039 in (1.0 mm) 0.031 in (0.8 mm)
Tightening torque 18 – 22 lb-ft (25 – 30 Nm) 15 – 22 lb-ft (20 – 30 Nm) 18 – 22 lb-ft (25 – 30 Nm)