Installing The Mower - Toro 74603 Operator's Manual

The spring is under tension when
installed and can cause personal injury.
Do not remove the spring from the spring
eye bolt.
5. Route the new belt through the idler arm and
around the idler pulley (Figure 48).
Figure 48
Top View
1. Outer nut
2. Idler pulley
3. Idler arm
4. Spring eye bolt
6. Pull the idler pulley in the direction shown in
Figure 48 and route the belt onto the other
pulleys (Figure 49).
Note: Check to ensure that the length of
exposed thread on the spring eye bolt is 1/8 in.
(3 mm) (Figure 48).
7. Install the belt covers over the outside spindles.
5. Spring
6. 1/8 inch (3 mm)
7. Mower belt
Figure 49
1. Mower belt
2. Idler arm
3. Outside pulley

Installing the Mower

1. Park the machine on a level surface.
2. Disengage the blade control switch and move
the control levers to the neutral locked position
and apply the parking brake.
3. Stop the engine, remove the key, and wait for
all moving parts to stop before leaving the
operating position.
4. Slide the mower under the tractor.
5. Lower the height-of-cut lever to the lowest
position.
6. Attach the rear trunion rod to the tractor with
the clevis pin and hairpin cotter (Figure 47) on
each side of the mower.
7. Slide the leveling brackets onto the mounting
pins and secure them with the washers and
hairpin cotters (Figure 47).
8. Attach the front trunion rods to the tractor
with the clevis pins and hairpin cotters
(Figure 46).
9. Install the mower belt onto the engine pulley;
refer to Replacing the Mower Belt.
34
Top View
4. Spring
5. Idler pulley