Toro 74239 - Adjusting the Mower Belt Tension

48
Important Check the amount of twist in the belt
between the pulleys. Make sure it is only what is specified
in Figure 69.
2
3
8
3
4
4
1
3
6
5
m–7829
7
9
4
4
10
Figure 69
1. Clutch
2. Mower belt
3. 1/4 turn belt twist
4. Belt guide
5. Mower spindle pulley
6. Mower idler pulley
7. Belt guide installed
8. Nut
9. Washer
10. Rear leftside pulley
9. Adjust the belt tension, refer to Adjusting the Mower
Belt Tension; page 48.
10. Install the belt covers and close the latches (Fig. 70).
1
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1
2
Figure 70
1. Belt cover 2. Latch
Adjusting the Mower Belt
Tension
1. Disengage the PTO, move the motion control levers to
the neutral locked position and set the parking brake.
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Raise the mower to the transport position.
Important Check the amount of twist in the belt
between the pulleys. Make sure it is only what is specified
in Figure 69.
Important Check and make sure the belt is installed
into both the front and rear belt guides (Fig 71).
4. Check the belt tension. The spring loaded idler center
bolt needs to be near the top alignment hole in left
support plate (Fig 71).