SECTION 5
5-43
Fuel filters
Models TX62-63-64
PLUS
-65
PLUS
-66-67 -- Figure 80
Models TX68-68
PLUS
-- Figure 81
The fuel filter A is a paper element ‘ ‘spin-on’ ’ filter
which must be replaced every 200 operating hours.
To change the fuel filter, proceed as follows:
1. Unscrew the fuel filter using a filter wrench.
2. Fill the new filter with clean fuel and coat the seal
with fuel. Ensure the seal is properly seated.
3. Screw the filter on by hand and tighten it securely
(firmly against the head and then an additional 1/4
to 1/2 turn).
4. Bleed the fuel system (refer to the next para-
graph).
5. Models TX62-63-64
PLUS
-65
PLUS
-66-67:
The fuel filter contains a sediment bowl at its bot-
tom side which collects large particles of dirt and
water. This sediment bowl can be removed and
cleaned.
Bleeding the fuel system
Models TX62-63-64
PLUS
-65
PLUS
-66-67 -- Figure 80
Models TX68-68
PLUS
-- Figure 81
Proceed as follows:
1. Ensure there is fuel in the tank.
2. Loosen bleed screw B on the top of the fuel filter
housing.
3. Models TX68-68
PLUS
only:
Loosen knurled knob C of the fuel lift pump.
4. Operate the fuel lift pump piston by hand until the
fuel escaping is free from air bubbles.
5. Retighten bleed screw B.
30230
30227
TX62-63-64
PLUS
-65
PLUS
-66-67
80
81
TX68-68
PLUS