Priming The Fuel System; Electrical System Maintenance; Electrical System Safety; Servicing The Battery - Toro 30608 30644 Operator's Manual

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Figure 95
1. Fuel-filter head
2.
Remove the filter and clean the filter head
mounting surface
3.
Lubricate the filter gasket with clean lubricating
engine oil; refer to the engine owner's manual
for additional information.
4.
Install the dry filter canister by hand until the
gasket contacts the filter head, then rotate it an
additional 1/2 turn.
5.
Prime the fuel system to purge any air; refer to
Priming the Fuel System (page

Priming the Fuel System

Prime the fuel system before starting the engine for
the first time, after running out of fuel, or after fuel
system maintenance (e.g., draining the filter/water
separator, replacing a fuel hose).
To prime the fuel system, perform the following steps:
1.
Ensure that fuel is in the fuel tank.
2.
Perform the following steps to prime the filter
and the lines to the high pressure pump to
prevent wear or damage to the pump:
A.
Cycle the key to the O
20 seconds.
B.
Cycle the key to the O
40 seconds.
Note:
This allows the ECU to power down.
C.
Cycle the key to the O
20 seconds.
D.
Inspect for leaks around the filter and hoses.
Important:
Do not use the engine starter motor to
crank the engine to prime the fuel system.
2. Fuel filter
(Figure
95).
70).
position for 15 to
N
position for 30 to
FF
position for 15 to
N
Electrical System
Maintenance

Electrical System Safety

Disconnect the battery before repairing the
machine. Disconnect the negative terminal first
and the positive last. Connect the positive terminal
first and the negative last.
Charge the battery in an open, well-ventilated
area, away from sparks and flames. Unplug the
charger before connecting or disconnecting the
battery. Wear protective clothing and use insulated
tools.
g021291

Servicing the Battery

Service Interval: Every 25 hours—Check the
Every 50 hours—Check the condition of the
battery.
Important:
Before welding on the machine,
disconnect the negative cable from the battery to
prevent damage to the electrical system.
Note:
Keep the terminals and the entire battery case
clean because a dirty battery discharges slowly. To
clean the battery, wash the entire case with a solution
of baking soda and water. Rinse with clear water.
Coat the battery posts and cable connectors with
Grafo 112X (skin-over) grease (Toro Part No. 505-47)
or petroleum jelly to prevent corrosion.
1.
Open the battery cover on the side of the shroud
(Figure
96).
Note:
Press down on the flat surface above the
battery cover to ease the removal of the cover
(Figure
96).
70
electrolyte level (or every 30 days if
the machine is in storage).
Figure 96
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Groundsmaster 4110Groundsmaster 4100

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