MTD 790 Lawn Mower User Manual


 
Se rvice
7
24
Figure 7-2
7. Move the deck lift lever into the top notch on the right
fender to raise the deck lift arms up and out of the way.
8. Remove the bow-tie cotter pin securing the deck stabilizer
rod to the deck. Slide the deck lift rod from the mounting
weldment on the deck as seen in Figure 7-3.
Figure 7-3
9. Carefully remove the PTO cable from the rear of the
cutting deck by removing the hair pin clip which secures it.
Remove the spring from the deck idler bracket. See Figure
7-4 on the next page.
Cutting Deck Removal
NOTE: Models equipped with a 38-inch deck have one deck idler
pulley. Models equipped with a 42- and 46-inch deck have two
deck idler pulleys.
To remove the cutting deck, proceed as follows:
1. Place the PTO (Blade Engage) lever in the disengaged (OFF)
position and engage the parking brake.
2. Lower the deck by moving the deck lift lever into the
bottom notch on the right fender.
3. Remove the belt-keeper rod, from around the tractor’s
engine pulley, by removing the self-tapping screw (A) that
secures it. See Figure 7-1.
Note: Make a mental note what hole the other end of the belt-
keeper rod is inserted in for reinstallation purposes.
A
B
C
Figure 7-1
4. Remove the belt (C) from around the tractor’s engine
pulley. See Figure 7-1.
5. Looking at the cutting deck from the left side of the tractor,
locate the bow-tie pin that secures the deck support rod
on the rear left side of the deck. See Figure 7-2. Remove
the bow-tie pin that secures the deck support rod, and
carefully remove the deck support from the deck lift arm.
6. Repeat the above steps on the tractor’s right side.