Overview
Model 124: remove fan shroud, install.
Models 129 and 140: take off fan...
Overview
Model 124: remove fan shroud, install.
Models 129 and 140: take off fan shroud ring, place over fan, fit on.
All models: slacken bolt (16), about 1/4 to 1/2 turns.
Slacken tensioning nut (6), turn to the left.
Take off poly V-belt.
Examine belt pulley surfaces for signs of damage and dirt, replace if necessary (e. g. worn bearing points of tensioning device, dents in belt pulleys etc.).
Turn setting pointer (13) to marking (1).
Install poly V-belt, starting at tensioning pulley (1), refer to Poly Drive Belt Routing. See: Diagrams
CAUTION: Do not use belt wax or similar products.
Tighten tensioning nut (12) until setting pointer (13) is located between the markings (2).
Tighten bolt (16) to (100 Nm).
Examine seat of belt on belt pulleys.