Kubota
Diesel Engine
Reelmaster 6500-D/6700-D Page 3 - 9 Kubota Diesel Engine
Service and Repairs
Bleed Fuel System
1. Park machine on a level s urface, lower cutting units,
stop engine, and engage parking brake. Make sure fuel
tank is at least half full.
2. Release hood latch and open hood.
DANGER
Under certain conditions, diesel fuel and fuel va-
pors are highly flammable and explosive. A fire
or explosion from fuel can burn you and others
and can cause property damage.
• Use a funnel and fill the fuel tank outdoors,
in an open a rea, when the engine is off a nd
is cold. Wipe up a ny fuel that spills.
• Do not fill the fuel tank completely full. Add
fuel to the fuel tank until the level is 1 in. (25
mm) below the bottom of the filler neck. This
emptyspaceinthetankallowsthefuelto
expand.
• Never smoke w hen handling fuel, and stay
away from an open flame or where fuel
fumes may be ignited by a spark.
• Store fuel in a clean, safety-approved
container and keep the cap in place.
3. Loosenairbleedscrew onthe topofthe fuelfilter/wa-
ter separator (Fig. 9).
4. Turn ignition switch to the ON position until a solid
stream of fuel flows out around the bleed screw. Turn
ignition switch to the OFF position and tighten air bleed
screw.
5. Loosen air bleed screw on the fuel injection pump
(Fig. 10).
6. Turn ignition switch to the ON position until a solid
stream of fuel flows out around the bleed screw. Turn
ignition switch to the OFF position and tighten air bleed
screw.
IMPORTANT: The engine should normally start af -
ter the above bleeding procedures are followed.
However, if the engine does not start, air may be
trapped between injection pump and injectors (see
Bleed Air from Fuel Injectors).
7. Close hood and secure latch.
1
2
Figure 9
1. Fuel Filter/Water Separator 2. Air Bleed Screw
1
Figure 10
1. Bleed Screw 2. Fuel Injection Pump
2
