Jacobsen R-311T Technical/Repair Manual

ENGINE
4234520 First Edition 3-15
3
Fuel Pump
Removal and Installation
See Figure 3-24.
!
CAUTION
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Disconnect the battery negative (–) cable at the
battery.
3. Turn the fuel outlet hose shutoff valve clockwise until
valve bottoms lightly. Valve is located on the bottom
of the fuel tank.
Figure 3-24
4. Disconnect the positive lead (1) from the wiring
harness connector.
5. Loosen the two clamps to the inlet fuel hose (2) and
outlet fuel hose (4).
6. Disconnect inlet and outlet fuel hoses from fuel pump
(3). Use a suitable container to catch the fuel that will
flow from the fuel hoses. Cap the hoses.
7. Remove two screws (5) and ground lead.
8. Remove fuel pump.
Installation Note
Install the fuel pump by reversing the order of removal.
Engine
Removal and Installation
See Figures 3-25 through 3-29.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Allow the engine to cool completely before
attempting to service the engine.
3. Disconnect the negative (–) battery cable first, then
disconnect the positive (+) cable. Remove the battery
hold-down clamp and battery.
NOTE
Label all wires before disconnecting to ensure correct
installation.
4. Tag and disconnect the wiring harness at the starter,
oil sender, engine coolant temp switch, engine
coolant temp sender, glow plugs, fuel solenoid, and
alternator. Remove the harness hold-down clamps.
Move the wiring harness away from the engine.
5. Remove the muffler and exhaust assembly. (See
“Muffler” on page 3-9.)
6. Remove the radiator. (See “Radiator/Oil Coolers” on
page 3-10.)
7. Remove 4WD valve. (See “4WD Valve” on
page 5-61.)
8. Turn the fuel outlet hose shutoff valve clockwise until
valve bottoms lightly. Valve is located on the bottom
of the fuel tank.
Figure 3-25
9. Disconnect and remove fuel hose (1) from inlet of
fuel filter (3) and from fuel pump.
Diesel fuel is highly flammable. Handle with care.
Use an approved container with a spout that will
fit inside the fuel filler neck. Avoid using
unapproved containers to transport fuel. Keep all
fuel containers clean and closed when not in use.
1
2
3
4
5
TN9976
3
2
1
TN2020
3
6 7
5
4
5

Jacobsen R-311T Specifications

General

Brand	Jacobsen
Model	R-311T
Category	Lawn Mower
Language	English