Drive Belt: Description and Operation

Drive for auxiliaries
Drive belt routing, with and without A/C compressor
1 Generator
2 Belt tensioner
3 Idler sprocket
4 Idler sprocket
5 Power steering pump
6 Water pump
7 A/C compressor
8 Crankshaft
The engine has only one belt drive for all the auxiliaries. The drive has an automatic, self-adjusting belt tensioner consisting of a powerful spring which maintains belt tension via a pulley.