Fuel System Maintenance; Draining The Fuel Tank; Servicing The Water Separator; Bleeding The Fuel System - Toro Groundsmaster 3500-D Operator's Manual

Fuel System
Maintenance

Draining the Fuel Tank

Service Interval: Every 1,000 hours—Drain and
clean the fuel tank.
Every 2 years—Drain and clean the fuel tank.
Drain and clean the tank also if the fuel system
becomes contaminated or if you are storing the
machine for an extended period of time. Use clean
fuel to flush out the tank.
Servicing the Water
Separator
Service Interval: Before each use or daily
Every 400 hours
Draining the Water Separator
1. Place a drain pan under the fuel filter.
2. Loosen the drain valve on the bottom of the filter
(Figure 52).
Figure 52
1. Vent plug
2. Water separator/filter
3. Tighten the valve after draining.
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3. Drain valve
Replacing the Fuel Filter
1. Clean the area where the filter mounts
52).
2. Remove the filter and clean the mounting
surface.
3. Lubricate the gasket on the filter with clean oil.
4. Install the filter by hand until the gasket contacts
the mounting surface; then rotate an additional
1/2 turn.

Bleeding the Fuel System

1. Perform the pre-maintenance procedure; refer
to Preparing the Machine for Maintenance (page
36)
2. Ensure that the fuel tank is at least half full.
3. Unlatch and raise the hood.
DANGER
Under certain conditions, diesel fuel and
fuel vapors are highly flammable and
explosive. A fire or explosion from fuel
can burn you and others and can cause
property damage.
Never smoke when handling fuel, and
stay away from an open flame or where
fuel fumes may be ignited by a spark.
4. Open the air-bleed screw on the fuel-injection
pump (Figure
1. Air-bleed screw on the fuel-injection pump
5. Turn the key in the ignition switch to the O
position.
43
53).
Figure 53
(Figure
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