Cooling System Maintenance; Cleaning The Air Intake Screen; Cleaning The Engine Cooling System; Brake Maintenance - Toro 74408 Z334 Z Master Operator's Manual

Cooling System
Maintenance

Cleaning the Air Intake Screen

Service Interval: Before each use or daily
Before each use remove any build-up of grass, dirt
or other debris from the cylinder and cylinder head
cooling fins, air intake screen on flywheel end, and
carburetor-governor levers and linkage. This will help
insure adequate cooling and correct engine speed and
will reduce the possibility of overheating and mechanical
damage to the engine.
Cleaning the Engine Cooling
System
Service Interval: Every 100 hours or yearly, whichever
occurs first.
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, recoil starter and fan
housing (Figure 41).
4. Clean the debris and grass from the engine parts.
5. Install air intake screen, recoil starter and fan housing
(Figure 41).
Figure 41
1. Air intake screen
2. Fan housing
3. Recoil starter
4. Bolt
5. Nut

Brake Maintenance

Servicing the Brakes

Before each use, check the brakes on both a level surface
and slope.
Always set the parking brake when you stop the machine
or leave it unattended. If the parking brake does not
hold securely, see an Authorized Service Dealer for
maintenance.
Checking the Brake
Service Interval: Before each use or daily
1. Park the machine on a level surface, disengage the
blade control (PTO).
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Apply the parking brake. The wheels must lock
when you try to push the machine forward.
4. If the wheels do not lock, see an Authorized Service
Dealer for maintenance.
5. Release the brakes and move the neutral/brake locks
to the neutral position. The wheels should rotate
freely, if not; see an Authorized Service Dealer for
maintenance.
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