MacDon M1240, Operator'S Manual

Page: 331 / 488

MAINTENANCE AND SERVICING
5.14.3 Draining the Diesel Exhaust Fluid (DEF) Tank
It is necessary to drain the DEF tank when the DEF is contaminated or if storing the windrower for a period
greater than six months.
DANGER
To avoid bodily injury or death from unexpected startup of the machine, always stop the engine and remove
the key from the ignition before leaving the operator’s seat for any reason.
1. Shut down the engine and remove the key.
2. Place a drain pan under the DEF tank (B). The drain
pan should be large enough to hold 29 liters (7.5 US
gallons).
CAUTION
Avoid contact with eyes. In case of contact, rinse
immediately with water for 15 minutes.
IMPORTANT:
Spilled DEF must be contained and absorbed by
non-combustible absorbent material like sand and
then shovelled to a suitable container for disposal.
If spilled on tank or any surface of the vehicle, rinse
thoroughly with water as DEF is corrosive.
3. Remove the drain plug (A) from under the tank (B)
and drain.
4. Add some DEF to the tank (B) to fl ush out remaining
contaminants.
5. Drain the DEF that was used to clean the tank.
6. Reinstall drain plug (A) into the tank (B).
7. Re fi ll DEF tank. Refer to 5.14.4 Re fi lling the Diesel
Exhaust Fluid (DEF) Tank, page 319 .
Figure 5.134: View from beneath Tank
5.14.4 Re fi lling the Diesel Exhaust Fluid (DEF) Tank
DANGER
To avoid bodily injury or death from unexpected startup of the machine, always stop the engine and remove
the key from the ignition before leaving the operator’s seat for any reason.
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319
Revision A