Simplicity 5100251-00 Operator's Manual page 8

BlowerAssembly
5. Remove the blower belt guard and set aside.
6. Install the impeller drive pulley (A, Figure 3) onto the
impeller shaft (B) as described in Figure 3. Install
the 1/4" x 1-1/2" long key (not shown) in the pulley.
7. Align the pulley groove with the appropriate slot as
described in Figure 3. Tighten the set screws in the
pulley.
8. Reposition the 3/8-16 x 6" bolt if required to line up
with the pulley groove.
Inner Slot
Figure 3.
/[ Y
Hub pointing IN:
48" Model
Flub pointing OUT:
52" Model
61" Model
Outer Slot
©
Align pulley groove
with slot (outer slot
with pulley hub in
OR inner slot with
pulley hub out)
Install Impeller Drive Pulley
,
Check the position of the idler pulley (A, Figure 4).
The position must be aligned with the position of the
pulley (outer row of holes for pulley hub pointing in,
inner row of holes for pulley hub pointing out).
Reposition if necessary.
Outer
_ _lnner Row
Figure 4. Check Idler Pulley Position
A. Idler Pulley
7