Workman MD Single Cylinder Gasoline EnginePage 4 -- 7
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.
NOTE: Perform this maintenance procedure at the in-
terval specified in the Operator’s Manual.
IMPORTANT: The engine that powers t he Workman
MD is air--cooled. Operating the engine with dirty or
plugged cooling fins or a plugged or dirty blower
housing w ill result in engine overheating and dam-
age.
1. Park machine on a level surface, stop engine, en-
gage parking brake and remove key from the ignition
switch.
2. Raise bed and support with prop rod.
3. 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.
4. Clean cooling fins on cylinder head.
5. Clean static debris screen and blower housing of dirt
and debris. Remove screen and housing if necessary
(Fig. 4).
IMPORTANT: Never operate engine without the
blower housing installed. Overheating and engine
damage will result.
6. Make sure static screen and blower housing are rein-
stalled to the engine if removed.
7. Attach spark plug wire to spark plug.
8. Lower and secure bed.
Figure 4
1. Static debris screen 2. Blower housing
1
2
Single Cylinder
Gasoline Engine
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