Toro 23825, Operator'S Manual

Page: 91 / 128

Priming the Fuel System
Note:
Prime the fuel system whenever any of the following
occurs:
•
You drained water from the fuel filter.
•
You replaced the fuel filter.
•
You ran the engine until the fuel tank is empty or drained
the fuel tank.
1. Park the machine on a level surface, stop the engine,
and remove the ignition key.
2. Open the front hood.
3. Ensure that the engine and the exhaust system are cool.
4. Ensure that the fuel tank is at least 1/4 full.
5. Rotate the battery-disconnect switch clockwise to the
On position.
6. Locate the priming button on the top of the filter
adapter for the primary fuel filter (
Figure 128 ).
Figure 128
1. Primary fuel-filter adapter 2. Priming button
7. Press down and release the priming button repeatedly
until you feel resistance when pressing the priming
button (
Figure 128 ).
8. If the engine does not start after priming the fuel
system and making several attempts to start the engine,
bleed the high-pressure fuel lines; refer to your engine
owner’s manual or contact your Authorized Toro
Service Dealer.
WARNING
The fuel system is under high pressure.
Bleeding the system without proper
precautions and training could result in injury
to you from injected fluid or fire or explosion.
Read the engine owner’s manual for the
proper bleeding procedure or contact your
Authorized Toro Dealer.
Replacing the Fuel Filters
Service Interval: Every 250 hours—Replace the primary
and secondary fuel filters.
Replacing the Primary Fuel Filter
1. Park the machine on a level surface, stop the engine,
and remove the ignition key.
2. Open the front hood; refer to Opening the Front
Hood (page 81) .
3. Place clean rags under the primary fuel filter ( Figure
128 ).
4. Loosen the hose clamps and separate the primary fuel
filter from the fuel hoses (
Figure 128 ).
Note:
Do not remove the hose clamps from the hoses.
Note:
Discard the fuel filter.
5. Align the new primary fuel filter to the hoses with the
arrow printed on the filter pointing forward.
6. Slip the hoses over the hose fitting of the primary fuel
filter, and tighten the hose clamps (
Figure 128 ).
7. Replace the secondary fuel filter; refer to Replacing the
Secondary Fuel Filter (page 92) .
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