Toro Greensmaster 3120 Service Manual page 42

Removing the Engine
Engine: Service and Repairs
1. Park the machine on a level surface, lower the cutting units, shut off the
engine, set the parking brake, and remove the key from the key switch.
2. Close fuel shut-off valve below fuel tank.
3. Disconnect the negative (–) battery cable at the battery.
4. Remove the fuel hose and clamp (item 2 in
hose at the fuel pump. Drain any fuel trapped in the fuel filter and hose into
a suitable container.
5. Disconnect the fuel evaporative system hoses (items 13 and 14 in
from the engine
6. Disconnect the electrical system wiring from the engine:
• The engine wire harness connector at the main wire harness
• The battery ground (-) cable near the oil filter
• The battery positive (+) cable at the starter
7. Disconnect the choke and throttle cables from the engine.
8. Remove the two (2) cap screws (item 15 in
the lock nuts securing the pump hub to the drive coupler.
9. Support the pump assembly and remove the two (2) cap screws and the
hardened washers securing the pump assembly to the adapter plate. It
should not be necessary to disconnect the hydraulic hoses or traction cable
from the pump assembly.
The engine assembly weighs approximately 45 kg (100 lb). Use an
appropriate lift to support the engine assembly.
10. Support the engine assembly and remove the three (3) engine mount flange
nuts, the cap screws and the flat washers. Locate and retrieve the two (2)
spacers used on the lower engine mounts.
11. Carefully move the engine away from the pump assembly until the pump
hub clears the adapter plate. Locate and retrieve the two (2) spacers in
the drive coupler.
12. Continue to disassemble the engine as necessary.
CAUTION
Page 3–8
Figure 8) and disconnect the fuel
Figure 8), the flat washers and
Greensmaster 3120
17230SL Rev C
Figure 8)