Adjusting The Locking-Pin Stop On The Mower Deck; Hydraulic System Maintenance; Servicing The Hydraulic System - Toro 74310 Operator's Manual

Figure 59
1. Loosen the door hinge
nuts—3 per side.
Adjusting the Locking-Pin
Stop on the Mower Deck
1. Slide the mower-deck locking pins in on both sides of
the mower deck and rotate them to lock the mower
deck in the operation position.
2. Loosen the jam nut and turn the stop screw clockwise
until the locking pin is tight and cannot be rotated by
hand (Figure 60).
Figure 60
1. Rotate the stop screw clockwise until the locking pin is tight,
then back off 1/2 turn.
2. Loosen the jam nut.
3. Loosen the stop screw counter clockwise 1/2 turn and
tighten the jam nut.
4. Test the locking pin to make sure that it slides freely.
Adjust if necessary.
2. Place a piece of 9.5 mm
(3/8 inch) rubber on this
surface.
Hydraulic System
Maintenance
Servicing the Hydraulic
System
Hydraulic Fluid Type: Toro
oil or Mobil ® 1 15W-50.
Important: Use the fluid specified. Other fluids could
cause system damage.
Checking the Hydraulic Fluid
Service Interval: Every 40 hours—Check the hydraulic fluid
level.
1. Position the machine on a level surface.
2. Move the speed-control lever to the N
to stop the machine.
3. Disengage the PTO, engage the parking brake, shut off
the engine, and wait for all moving parts to stop.
4. Wait for the engine and the hydraulic system to cool
for 10 minutes.
Note: To get the correct reading, check the hydraulic
fluid level when the machine is cool.
5. Raise the seat up.
6. Clean the area around the dipstick of the
hydraulic-system reservoir
7. Remove the dipstick from the hydraulic reservoir
(Figure 61).
8. Wipe the dipstick off and thread the dipstick into the
reservoir.
9. Remove the dipstick and look at the end
If the oil level is at the add mark, slowly pour only
enough oil into the hydraulic reservoir to raise the level
to the full line.
Important: Do not overfill the hydraulic units
with oil, as damage may occur. Do not run the
machine with the oil below the add mark.
10. Install the dipstick.
49
® HYPR-OIL ™ 500 hydraulic
position
EUTRAL
(Figure 61).
(Figure 61).