Toro Wheel Horse 78370 Operator's Manual page 14

Installation
6. Release the belt tension release arm on the
pulley box to release the tension on the drive belt
(Fig. 19).
Figure 19
1. Belt tension release arm
2. Belt tension adjustment
knob
7. Remove the belt from around the PTO pulley
(Fig. 20). Additional belt slack can be obtained
(if needed) by turning the belt tension
adjustment knob.
Figure 20
1. PTO pulley
8. Replace the grille.
12
2
3
1 m–3458
3. Belt tension released
1
m–3454
9. Press the button of the mid Attach–A–Matic
and twist the lever counterclockwise to release
the mower (Fig. 21).
1
Figure 21
1. Mid Attach–A–Matic
button
10. Pull the two spring–loaded J–pins from the deck
lift arms and twist them slightly so that they stay
disengaged (Fig. 22).
1
Figure 22
1. J–pin
11. If you wish to remove the pulley box, push the
latch release buttons on the front
Attach–A–Matic
levers to open the latches holding the pulley box.
Remove the pulley box.
2
2. Mid Attach–A–Matic
lever
(Fig. 23) and raise the latch
m–3457
m–3456