Fuel Pump (Groundsmaster 3320) - Toro Groundsmaster 3280-D Service Manual

Fuel Pump (Groundsmaster 3320)

Testing the Fuel Pump Capacity
Groundsmaster ® 3280-D/3320
05138SL Rev B
g230998
1. Fuel hose (from tank)
2. Fuel filter
The fuel pump used on the Groundsmaster 3320 (gasoline engine) is attached to
the support bracket inside the right side frame near the fuel filter
When testing fuel pump, ensure that the pump is not operated
without fuel.
Because gasoline is highly flammable, use caution when handling
it. Do not smoke while testing the fuel pump. Do not test fuel pump
while engine is hot. Ensure that there is adequate ventilation when
testing. Always wipe up any spilled fuel before starting the engine.
1. Park machine on a level surface, lower cutting deck (or implement), shut off
the engine, and engage parking brake.
2. Disconnect fuel pump discharge hose from the carburetor inlet
3. Ensure that the fuel hoses attached to the fuel pump are free of obstructions.
4. Place disconnected pump discharge hose into a large, graduated cylinder
sufficient enough to collect 0.95 L (1 US qt).
When testing the fuel pump, Do not turn key switch to S
5. Collect fuel in the graduated cylinder by turning key switch O
run for 30 seconds, then release key switch to O
Figure 172
3. Fuel hose
4. Fuel pump
IMPORTANT
DANGER
IMPORTANT
Page 6–73 Electrical System: Testing the Electrical Components
5. Fuel hose (to engine)
(Figure 172).
(Figure 172).
.
TART
. Allow pump to
N
.
FF