MTD 504 - Adjustments.16

I
ADJUSTMENTS
Ac WAR
WARNING
Do not at any time make any adjust¬
ment to riding mower without first
stopping engine and disconnecting
spark plug wire.
8. Place the speed control lever in 2nd speed
position.
9. Adjust the rod by threading it in or out of the fer¬
rule until it is all the way to the front of the slot as
shown in figure 23.
10. S ecure the speed control rod using the flat washer
and hairpin cotter.
THROTTLE CONTROL
If adjustment is needed, refer to the separate € ngine
manual packed with your unit.
SPEED CONTROL LEVER ADJUSTMENT
NOTE
When operating the unit initially or after
replacing the belts, there will be little
difference between the highest two
speeds until after the belts have gone
through a break-in period and have
seated themselves into the pulleys.
If the full range of speeds cannot be obtained or your
unit, adjust the speed control lever as follows.
1. Start the engine.
2. Place the shift lever in Neutral position.
3. Place the speed control lever in high jpeed
position.
4. Release the clutch-brake pedal completely, then
slowly depress the pedal all the way (to park posi¬
tion). Hold the pedal in this position.
5. Turn the engine off.
6. After engine stops completely, release the c utch-
brake pedal.
7. Disconnect the speed control rod by removir g the
hairpin cotter and flat washer. See figure 2 3.
NEUTRAL ADJUSTMENT (See Figure 24)
1. Place the transmission in neutral. (The unit will
move freely when pushed forward and backward
with the parking brake released).
2. Loosen the bolt which secures the shift lever
assembly to the shift lever adjusting link.
3. Place the shift lever in the neutral slot.
4. Tighten the hex bolt to 13 foot pounds.
FIGURE 24.
BRAKE ADJUSTMENT (See Figure 25)
The brake is located by the left rear wheel inside the
frame. During normal operation of this machine, the
brake is subject to wear and will require periodic ex¬
amination and adjustment.
To adjust the brake, remove the cotter pin. Adjust the
castle nut so the brake starts to engage when the brake
lever is Va" to 5/16" away from the axle housing.
NOTE
FIGURE 23.
16
Figure 25 is shown with the unit tipped
up on rear wheels for clarity only.