Single-belt drive

BE13.22-N-1000-01E

Single-belt drive



Engine

646 in model 909

Engine

646.984/985/986/989/990 in model 906.6/7

with code H08 (Roof-mounted air conditioning system, reinforced)

with code N62 (PTO at front with bracket for extra alternator)

with code N63 (PTO at front with bracket for extra refrigerant compressor)

Check values for single-belt pulley

Number

Designation

Engine 646.984/985/986/ 989/990 in model 906.6/7 with code H08+N62+N63

Engine 646 in model 909

BE13.22-N-1001-01E

V-belt tension on 2nd refrigerant compressor/alternator

Measured on the tensioner pulley clamping lever

Nm

15

15