Toro Workman 3000 Series, Service Manual

Page: 37 / 306

Workman 3200/4200
Page 3 – 17
Briggs/Daihatsu Gasoline Engine
Engine Removal (Fig. 11)
1. Put 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 (see Operator’s Manual).
3. Disconnect negative (–) and then positive (+) battery
cables at the battery.
4. Remove exhaust manifold from vehicle (see Ex-
haust System Removal in this section).
5. Loosen hose clamp that secures air intake hose to
carburetor. Remove intake hose from carburetor.
6. Disconnect fuel hose from carburetor on engine.
Plug end of fuel hose to prevent contamination and fuel
spillage. Position disconnected fuel hose away from en-
gine.
7. Note location of cable ties used to secure wire leads.
Label and disconnect electrical leads that attach to en-
gine:
A. Battery cable and fusible link harness from starter
solenoid stud.
B. Double wire from spade terminal on starter sole-
noid.
C. Wires from oil pressure switch, temperature
sender (on water pump housing) and high tempera-
ture switch.
D. Harness connector and wire with ring terminal
from alternator.
E. Wires from fuel solenoid and choke assembly on
carburetor.
F. Six wires from ignition coils.
G. Two harness connectors from ignition controller.
H. Harness connector from crankshaft sensor.
8. Disconnect accelerator cable from bellcrank on en-
gine. Position accelerator cable away from engine.
9. Drain coolant from radiator (see Operator’s Manual).
Loosen hose clamps and remove upper and lower ra-
diator hoses from engine. Position hoses away from en-
gine.
10.Remove four (4) cap screws (item 2) and lock nuts
(item 5) that fasten both ends of hydraulic pump drive-
shaft to rubber couplers (Fig. 12). Locate and retrieve
coupling spacers (item 3). Remove driveshaft.
Figure 12
1. Engine pulley
2. Cap screw (4 used)
3. Coupling spacer (4 used)
4. Rubber
coupling
5. Lock nut (6 used)
6. Coupling spacer (4 used)
7. Flat washer (4 used)
8. Cap screw (2 used)
9. Hyd. pump driveshaft
10. Cap screw (2 used)
2
3
5
4
1
7
8
9
6
5 2
3
4
6
7
10
Figure 13
1. Cap screw
2. Flat washer
3. R–clamp
4. Spacer
5. Engine
mount
6. Snubbing washer
7. Engine mount
8. Engine support
9. Lock nut
10. Guard (2 used)
2
3
5
6
4
1
8
9
10
7
1
2
4
6
6
6
7
7
7
9
Briggs/Daihatsu
Gasoline Engine