Cooling System Maintenance; Cleaning The Air-Intake Screen; Cleaning The Cooling System - Toro GrandStand 74534TE Operator's Manual

Figure 60
1. Adjusting nut
2. Slot
3. Feeler gauge
Cooling System
Maintenance

Cleaning the Air-Intake Screen

Service Interval: Before each use or daily
Before each use, remove any buildup of grass, dirt, or
other debris from the cylinder and cylinder head cooling
fins, air intake screen on the flywheel end, and the
carburetor-governor levers and linkage. This will help ensure
adequate cooling and correct engine speed, and will reduce
the possibility of overheating or mechanical damage to the
engine.

Cleaning the Cooling System

Service Interval: Every 100 hours—Check and clean engine
cooling fins and shrouds.
1. Disengage the PTO and set the parking brake.
2. Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
3. Remove the air-intake screen and the fan housing
(Figure 61).
4. Clean the debris and grass from the engine parts.
5. Install the air-intake screen and fan housing
44
(Figure 61).