Cooling System Maintenance; Removing Debris; Maintaining The Cooling System - Toro 03806 Operator's Manual

Cooling System
Maintenance

Removing Debris

Service Interval: Before each use or daily
Remove debris from rear screen, oil cooler and radiator
daily, clean more frequently in dirty conditions.
Important: Never spray water onto a hot engine as
damage to engine may occur.
1. Turn engine off, release hood latch and raise hood.
Clean engine area thoroughly of all debris. Close
hood.
2. Unlatch and remove rear screen (Figure 74). Clean
screen thoroughly.
Figure 74
1. Rear screen
3. Unscrew knobs and pivot oil cooler rearward
(Figure 75). Clean both sides of oil cooler and
radiator area thoroughly with compressed air. Do
not use water. Open hood and blow debris out
toward back of machine. Pivot oil cooler back into
position and tighten knobs.
1. Oil cooler
Maintaining the Cooling
System
Service Interval: Every 100 hours
Every 2 years
Capacity of the system is 10 qts. (9.4 l). Always protect
cooling system with a 50/50 solution of water and
permanent ethylene glycol anti-freeze. Do not use water
only in the cooling system.
1. After every 100 operating hours, inspect and tighten
hose connections. Replace any deteriorated hoses.
2. After every 2 years, drain and flush the cooling
system. Add anti-freeze; refer to Checking the
Cooling System in Operation , page 24.
46
Figure 75
2. Radiator