Fuel Pump (Machine With Yanmar Diesel Engine) - Toro Reelmaster 5410 Series Service Manual

Fuel Pump (Machine with Yanmar Diesel Engine)

Testing the Fuel Pump Capacity
Electrical System: Testing the Electrical Components
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1. Pump discharge hose
On machines with a Yanmar diesel engine, the fuel pump is attached to the air
cleaner stand adapter below the fuel/water separator
current is available for the fuel pump when the key switch is in either the R
or S position.
TART
The Toro Electronic Controller (TEC) energizes the fuel pump.
When testing the fuel pump, ensure that the pump is not operated
without fuel.
Diesel fuel is highly flammable.
• Use caution whenever you handle diesel fuel.
• Do not smoke while testing the fuel pump.
• Do not test the fuel pump while the engine is hot.
• Ensure that there is adequate ventilation when testing.
• Always wipe up any spilled diesel fuel before starting the engine.
1. Park the machine on a level surface, lower the cutting units, shut off the
engine, and set the parking brake. Ensure that the key switch is in the O
position.
2. Unlatch the hood and raise it.
3. Ensure that the fuel hoses attached to the fuel pump are free of obstructions.
Figure 276
2. Fuel/water separator
IMPORTANT
DANGER
Page 7–108
3. Fuel pump
(Figure 276). Electrical
UN
Reelmaster ® 5410/5510/5610 Series
15216SL Rev C
FF