Toro Sand Pro 3040 Service Manual page 63

Removing and Installing the Fuel Tank (continued)
Evaporative Control System
Sand Pro ® 3040 and 5040
20251SL Rev A
5. Cover or plug the fuel hoses or fitting openings to prevent contamination
from entering the fuel system.
6. Remove the cap screw (item 32) from under the front of the fuel tank.
7. Remove the three (3) screws that retain the dash panel to the machine, then
carefully raise the dash panel to access the rear fuel tank clamps.
g341511
1. Mounting screws (3 used)
2. Dash panel
8. Remove the cap screws and clamps from the rear of the fuel tank and
remove the fuel tank from the machine.
9. Inspect the rubber bushing that supports the front of the fuel tank for damage
or wear and replace it if necessary.
10. To install the fuel tank, follow this procedure in reverse order.
11. Apply anti-seize lubricant to the cap screw (item 32) that secures the front
of the fuel tank to the machine. Install and tighten the screw from 3.4 to 6.8
N·m (30 to 60 in-lb).
12. Fill the fuel tank and open the fuel shut-off valve to check for leaks. Repair
any leaks before starting the engine.
The evaporate control system uses a carbon canister and a series of vent
hoses to collect evaporative emissions from the fuel tank. The fuel tank uses
a non-vented fuel cap. A rollover valve positioned at the top of the tank allows
tank venting through a carbon canister mounted under the right side console.
Fuel vapors from the fuel tank are vented to the canister and consumed by the
engine when the engine is running.
A check valve located near the engine is used to control evaporative emission
flow through the system. The carbon canister is connected to both the rollover
valve (vent) and the check valve. When the engine is running, engine intake
Figure 14
3. Fuel tank clamp (2 used)
Page 4–13 Engine: Service and Repairs