Never perform maintenance or assembly procedures with engine running or serious personal injury may result.
1
Stand unit upright on blower base.
2
Align locking ribs (A) on upper blower pipe with recesses (B) in fan case. Assure short locking rib (C) faces downward. Slide upper blower pipe into fan case until a clicking sound is heard.
3
Align tabs (D) with grooves (E) and slide lower blower pipe over upper pipe until there is light resistance. Do not force connection.
4
Hold upper pipe, and turn lower pipe clockwise, engaging positive locking channels until connection is firm. Do not force connection.
5
Note: Blower use will eventually loosen pipe connections. Exclusive positive locking system allows pipes to be tightened. If loosening occurs, remove lower straight pipe, and install according to instructions 3 & 4.