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Workman HDX−D
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Kubota Diesel Engine
Engine Removal (Fig. 11)
1. Park vehicle on a level surface and engage parking
brake. Stop the engine and remove key from ignition
switch. Allow engine to cool.
2. Raise or remove the bed or other attachment(s) to
gain access to engine. If bed is raised, place safety sup-
port on lift cylinder.
3. Disconnect negative (−) and then positive (+) battery
cables at the battery.
4. Remove exhaust tube from vehicle (see Exhaust
System Removal in this section).
5. Loosen hose clamp that secures air intake hose to
engine. Remove intake hose from engine.
6. Disconnect fuel supply and return hoses from fuel in-
jection pump on engine. Plug end of fuel hoses to pre-
vent contamination and fuel spillage. Position
disconnected fuel hoses away from engine.
7. Note location of cable ties used to secure wire har-
ness leads. Label and disconnect wire harness connec-
tors that attach to engine:
A. Positive (+) battery cable, fusible link harness
and harness ring terminal from starter solenoid stud
(Fig. 12).
B. Wire from spade terminal on starter solenoid.
C. Wire from oil pressure switch.
D. Wires from temperature sender and thermal fan
switch on water pump housing.
E. Harness connector and wire with ring terminal
from alternator.
F. Negative (−) battery cable and harness ground
connector secured to engine mount (Fig. 12). Note
location of ground connections and flange head
screw for assembly purposes.
G. Harness connector with ring terminal from glow
plug connector.
H. Harness connector from fuel solenoid on injec-
tion pump.
I. Harness connector from crankshaft sensor.
8. Disconnect accelerator cable from throttle lever and
cable support bracket. Position accelerator cable away
from engine.
Figure 12
1. Engine
2. Positive cable
3. Fusible link harness
4. Lock washer
5. Hex nut
6. Flange head screw
7. Negative/ground cable
1
7
2
3
4
5
6
Figure 13
1. Cap screw
2. Flange nut
3. R−clamp
4. Engine support
5. Engine mount
6. Snubbing washer
7. Engine mount assembly
8. Engine support
9. Flange nut (8)
10. Flange head screw (8)
2
3
5
6
1
7
8
6
7
1
9
10
70 to 80 ft−lb
(95 to 108 N−m)
Kubota
Diesel Engine