DR PRO MAX450, Руководство по безопасности и эксплуатации

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41
Chapter 5: Troubleshooting
Most problems are easy to fix. Consult the Troubleshooting Table below for common problems and their solutions. If you
continue to experience problems, contact us at www.DRpower.com or call toll-free 1-800-DR-OWNER (376-9637) for support.
Troubleshooting Table
S
YMPTOM
P
OSSIBLE
C
AUSE
Engine recoil will not
pull out or is difficult to
pull. 
Check the Engine oil level, the Engine may be seized. See your engine owner ’ s manual.

There may be an oil compression lock in the cylinder. Take out the Spark Plug; hold a rag over
the Spark Plug hole and pull the Recoil Cord several times to blow out any oil in the cylinder.
Wipe off the Spark Plug and reinstall it.

The Recoil may be broken or jammed. Visit us at www.DRpower.com or call 1-800-DR-OWNER
(376-9637) for assistance.
The Engine won’t start
(Please refer to the
Engine Owner’s Manual
for engine-specific
procedures.)

Check that the engine start switch is in the ON position.

Check that your Battery cables/terminals are connected.

Check that your Battery is charged.

Check that the Spark Plug Wire is attached.

Check the oil and gas level. See your engine owner ’ s manual.

You should be using fresh, clean gas. If the gas is old, change it. Use a fuel stabilizer if you keep
gas longer than one month.

Check the Throttle adjustment and travel. See your engine owner ’ s manual.

The Spark Plug should be clean. If the Spark Plug is d irty or cracked, change it. If it’s oily, leave
it out, hold a rag over the Plug hole and pull the Recoil Cord several times to blow out any oil in
the cylinder, then wipe off the Plug and reinstall it.

If the E ngine still won’t start, visit us at www.DRpower.com or call 1-800-DR-OWNER (376-9637)
for assistance.
Engine smokes. 
Check the oil level and adjust as needed.

You may be operating the machine on too great an incline. See “ Slopes and Uneve n Terrain” on
page 31.

Check the Air Filter and clean or replace if needed.

You may be using the wrong oil —too light for the temperature. Refer to your Engine Owner’s
Manual for detailed information.

Clean the Engine cooling fins and the carburetor housing if they are dirty.

If the Engine still smokes, visit us at www.DRpower.com or call 1-800-DR-OWNER (376-9637) for
assistance.
Before performing any maintenance, repairs or inspection, you must first shut off the Mower and Leaf and Lawn Vacuum engines,
wait five minutes for all parts to stop and cool, and disconnect the Spark Plug Wire of the Leaf and Lawn Vacuum.