3-10 4222983 Second Edition
GENSET AND BATTERY PACK
3
Checks and Adjustments—
Model 62805 (Diesel)
Purging the Fuel System (Diesel)
See Figures 3-6 through 3-8.
CAUTION
NOTE
Whenever the fuel filter or fuel lines are removed, the fuel
tank is completely emptied, or the engine has not been
used for an extended time, purge the system of air.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Raise the hood.
NOTE
Be sure the fuel tank is filled with clean, fresh diesel fuel
before performing a purge of the fuel system.
Figure 3-6
3. Loosen the air vent screw (1) at the top of the filter by
turning it counterclockwise two turns. Place a
suitable container under the filter to catch the fuel
that will flow from the screw hole.
4. Turn the ignition switch to the on position to allow the
fuel pump to operate.
5. When the bubbles disappear from fuel coming out of
the air vent screw hole, tighten air vent screw and
turn ignition switch to the off position.
Figure 3-7
WARNING
6. Open air vent plug (2) at the top of the fuel injection
pump.
7. Turn the ignition switch to the on position to allow the
fuel pump to operate.
8. Close the air vent plug when bubbles disappear from
the fuel flow and turn the ignition switch to the off
position.
Figure 3-8
9. Loosen fuel injector line nut (3) and crank the engine.
10. When the bubbles disappear, tighten fuel injector line
nut (3).
Do not purge fuel system when engine is hot.
TN2443
1
The engine may start during this process. Be
careful of injury due to moving components. If
the engine starts, continue purging the fuel
system.
TN2690
2
TN2689
4
3
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