Fuel System Maintenance; Draining The Fuel Filter/Water Separator; Replacing The Water Separator; Checking The Fuel Lines And Connections - Toro Z Master Professional 7500-D Series Operator's Manual

Fuel System
Maintenance
DANGER
In certain conditions, fuel is extremely
flammable and highly explosive. A fire or
explosion from fuel can burn you and others
and can damage property.
Refer to Adding Fuel (page 18)
list of fuel related precautions.
Draining the Fuel
Filter/Water Separator
Service Interval: Every 50 hours—Drain the fuel
filter/water separator.
1. Park the machine on a level surface, disengage
the blade-control switch, and engage the parking
brake.
2. Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3. Place a drain pan below the fuel filter/water
separator.
4. Open the drain plug on the water separator
approximately 1 turn to allow water and other
contaminates to drain
Figure 45
1. Fuel filter/water separator
5. Close the drain plug when only diesel fuel
comes out.
Important:
Water or other contaminants in
fuel can damage the fuel pump and/or other
engine components.
for a complete
(Figure 45).
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Replacing the Water
Separator
Service Interval: Every 400 hours—Replace the
fuel-filter canister for the water
separator (more often in dirty and
dusty conditions).
Checking the Fuel Lines
and Connections
Service Interval: Every 400 hours
Inspect the fuel lines for deterioration, damage,
chaffing, or loose connections.
45
Figure 46
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