Service And Repairs; Cooling System - Toro Workman GTX Service Manual

Service and Repairs

Cooling System

To ensure proper engine cooling, make sure the grass
screen, cooling fins and other external surfaces of the
engine are kept clean at all times.
1
NOTE: Perform this maintenance procedure at the in-
terval specified in the Operator's Manual.
IMPORTANT: The engine that powers the Workman
GTX is air- cooled. Operating the engine with dirty
or plugged cooling fins or a plugged or dirty blower
housing will result in engine overheating and dam-
age.
2
1. Park machine on a level surface, stop engine, en-
gage parking brake and remove key from the key switch.
Figure 4
2. Raise bed and support with prop rod.
1. Static debris screen 2. Blower housing
3. Remove rear frame panel cover to allow easier ac-
cess to engine (see Rear Frame Panel Cover in the
General Information section of this chapter).
4. Carefully remove spark plug wire from the spark plug
to prevent the engine from starting unexpectedly.
IMPORTANT: Never clean engine with pressurized
water. Water could enter and contaminate the fuel
system.
5. Clean cooling fins on cylinder head.
1
6. Clean static debris screen and blower housing of dirt
2
and debris. Remove screen and housing if necessary
(Fig. 4).
7. If necessary, remove engine cylinder and head
Figure 5
shields to allow thorough cleaning of cylinder fins (Fig.
1. Cylinder head shield 2. Cylinder shield
5).
IMPORTANT: Never operate engine without the
blower housing or cylinder shields installed. Over-
heating and engine damage will result.
8. Make sure static screen, blower housing, cylinder
shield and head shield are reinstalled to the engine if re-
moved.
9. Attach spark plug wire to spark plug.
10.Secure rear frame panel cover to vehicle. Lower and
secure bed.
Gasoline Engine Page 3 - 6 Workman GTX Gasoline