Engine Maintenance; Engine Safety; Checking The Engine Overheat Warning System; Checking The Air Filter-Blockage Indicator - Toro LT2240 Operator's Manual

Engine Maintenance

Engine Safety

•
Shut off the engine before checking the oil or
adding oil to the crankcase.
•
Do not change the governor speed or overspeed
the engine.
Checking the Engine
Overheat Warning System
Service Interval: Every 100 hours
1. Prepare the machine for maintenance; refer to
Preparing the Machine for Maintenance (page
35).
2. Unlatch and open the hood.
3. Turn the ignition key to the ignition R
Note:
Do not start the engine.
4. At the left side of the engine, disconnect
the red/blue wire terminal from the engine
temperature switch
Figure 60
1. Temperature switch
position.
UN
(Figure 60).
5. Touch the metal terminal of this wire onto a
suitable earth point, ensuring that the metal
surfaces make good contact.
Note:
The horn sounds and the engine coolant
temperature warning light illuminates to confirm
operation.
Important:
make repairs before operating the mower.
6. Turn the ignition key to the ignition S
position, and remove the key.
7. Close and latch the hood.
Checking the Air
Filter-Blockage Indicator
Service Interval: Before each use or daily
1. Prepare the machine for maintenance; refer to
Preparing the Machine for Maintenance (page
35).
2. Unlatch and open the hood.
3. Check the air filter-blockage indicator
61).
Important:
primary air filter and replace it if it is dirty or
damaged; refer to
Filter (page
g348369
1. Filter-blockage indicator
4. If the filter-blockage indicator is not red, close
the hood.
5. Close and latch the hood.
g014437
39
If the system is malfunctioning,
If the indicator is red, inspect the
Replacing the Primary Air
40).
Figure 61
TOP
(Figure
g348379