High Height-Of-Cut Brush (Sold Separately); Front Bumper Assembly; Washer - Toro Reelmaster 3550 Series Installation Instructions Manual

4. Slide the existing brush off the brush shaft.
5. Loosen the 2 bolts, washers, and nuts securing the
drive bearing housing to the bearing housing mounting
bracket.
6. Slide the high height-of-cut brush onto the brush shaft.
7. Clamp the brush onto the shaft with the 2 J-bolts and
nuts previously removed.
Important: Insert the threaded end of the J-bolts
through the outer holes of the brush shaft while
hooking the curved ends of the J-bolts into the
inner holes.
8. Torque the J-bolt locknuts to 2 to 3 N∙m (20 to 25
in-lb); refer to Figure
1. High height-of-cut brush
2. J-bolts
9. Install the excluder seal and the non-drive bearing
housing onto the brush shaft.
10. Mount the non-drive bearing housing to the bearing
housing mounting bracket with the 2 bolts, washers,
and nuts previously removed.
Note: Be careful not to knock the seal spring off.
11. Tighten the 2 bolts, washers, and nuts securing the
drive bearing housing to the bearing housing mounting
bracket.
Installing the Front Bumper
Assembly
For Cutting Units 1 and 4 Only
1. Lower the cutting units to the ground.
2. Remove the existing flange-head bolts and the round
bumpers (Figure 19).
18.
Figure 18
3. Loosen these bolts.
4. Nuts
Note: Retain the flange-head bolts for installing the
front bumper assembly. Discard the round bumpers.
1. Flange-head bolt, existing
(2)
3. Apply 242 Loctite (blue) to the threads of the bolts.
4. Loosely install the front bumper assembly and the
washers as shown in
1. Flange-head bolt, existing
(2)

2. Washer (2)

5. Adjust the front bumper so that it contacts the
rear-roller-brush housings when the cutting units are
raised and level.
Note: When the bumper is positioned correctly,
torque the bolts to 91 to 113 N∙m (67 to 83 ft-lb).
Installing the Rear Bumper
Assembly
For Cutting Units 2 and 3 Only
1. Lower the cutting units to the ground.
2. Install the rear bumper assembly as shown in
8
Figure 19
2. Round bumper, existing
(2)—discard
Figure 20.
Figure 20
3. Bumper assembly
Figure 21.