MacDon M105 Operator's Manual page 265

Cleaning Screens and Coolers
The cooling box screen is equipped with an automatic cleaning device that vacuums the screen by means of two
rotors. They only operate when the engine is running. The rotors are electrically driven and the suction is provided
by the engine cooling fan. If the screen is not being cleaned by the rotors, they may be plugged.
If rotors are plugged, clean as follows:
1. Open the hood. Refer to
Position), page 203.
2. Remove nuts (B).
3. Pivot screen cleaner assembly (C) away from screen.
4. Blow out debris from ducts (A) with compressed air.
5. If ducts are plugged, open the cooler box screen. Refer
to
Opening Cooler Box Screen, page
6. Blow debris out of ducts (A) with compressed air.
7. Clean screen with compressed air.
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MAINTENANCE AND SERVICING
5.4.3 Opening Hood (Highest
250.
Figure 5.103: Engine Cooling System
Figure 5.104: Engine Cooling System
251
Revision A