Toro 4530 Lawn Mower User Manual


 
Greensmaster 3320 Page 3 -- 13 Gasoline Engine
Fuel Tank Removal (Fig. 7)
1. Parkmachineon alevelsurface, disengage and low-
er cutting units, move functional control lever to neutral
(N), engage parking brake, stop the engine and remove
the key from the ignition switch. Wait for all machine
movement to stop.
CAUTION
The muffler and exhaust manifold may be hot.
Avoid possible burns, allow exhaust system to
cool before working on the engine.
DANGER
Gasolineis flammable.Use cautionwhenstoring
or handling it. Do not smoke while filling the fuel
tank. Do not fill fuel tank while engine is running
or in an enclosed area. Always fill fuel tank out-
side and wipe up any spilled fuel before starting
the engine. Store fuel in a clean, safety--ap-
proved container and keep the cap in place. Use
gasoline for the engine only; not for any other
purpose.
2. Drain fuel tank:
A. Close fuel shut--off valve (item 29).
B. Disconnect fuel supply hose (item 13) at the fuel
filter (item 16) and drain any fuel trapped in the fuel
filter and fuel hose into a suitable container.
C. Placeendof fuelhose intoa suitable containerfor
draining the tank.
D. Drain fuel tank by opening the fuel shut off valve.
3. Remove fuel hose (item 5) from fuel vent valve (item
31).
4. Remove four (4) cap screws (item 35), flat washers
(item 34) and flange bushings (item 33) that secure the
fuel tank to the tank mount plate (item 2). Remove the
fuel tank from the machine.
5. If necessary,remove fuel supply hose (item 13)from
fuel shut--off valve.
6. If necessary, remove shut--off valve and fitting as-
sembly from fuel tank (Fig. 8). The nut and fitting have
left hand threads.
Fuel Tank Installation (Fig. 7)
1. Install fitting assembly and shut--off valve into fuel
tankif they wereremoved from tank(Fig. 8). Thenutand
fitting have left hand threads.
2. Position fuel tank on the tank mount plate.
3. Secure fuel tank to tank mount plate:
A. Apply antiseizelubricant to thethreadsof thefour
(4) cap screws (item 35).
B. Secure fuel tank to the tank mount plate with four
(4) cap screws (item 35), flat washers (item 34) and
flange bushings (item 33).
C. Torque capscrews from30 to 50in--lb (3.4to 5.6
N--m).
4. Install fuel supply hose (item 13) to fuel shut--off
valve and fuel filter. Secure supply hose with hose
clamps.
5. Connectfuelhose(item 5)tofuelvent valve (item 31)
andsecurewithhoseclamp.
6. Fill fuel tank with fuel.
7. Open fuel shut--off valve. Check all fuel hoses and
fuel tank for leaks.
Figure 8
1. Shut--off valve
2. Nut (LH thread)
3. Fitting (LH thread)
4. O--ring
1
2
3
4
Gasoline
Engine