Troubleshooting table (continued) – DR Power Lawn Aerator User Manual

Page 21

Troubleshooting Table (Continued)

YMPTOM

OSSIBLE

AUSE

Engine smokes.

 Check the oil level and adjust as needed.
 You may be operating the machine on too great an incline. Do not operate on slopes greater

than 15 degrees.

 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

Operator’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.

The Engine runs well but
the Tines won’t move.

 Check the Belt tension. See “Adjusting the Drive Cable” section on page 16.
 Check the Belt for wear. Replace the Belt if needed.
 Confirm there is nothing wedged/ wrapped around Tine assembly or Pulleys.

Vibrations higher than
normal.

 Check for loose hardware and tighten as needed.
 Lawn conditions may be too hard. Try softening the lawn by watering and aerating the next

day.

 Check the Tines for wear. Replace as needed.
 The Tines may be plugged with hardened soil from the last use. Clean the Tines with a

screwdriver.

Unit does not self
propel.

 Lawn conditions may be too wet so that Tines just scoop mud. Let lawn dry before aerating.
 Lawn conditions may be too hard so that Tines do not penetrate. Try softening the lawn by

watering and aerating the next day.

 You may be traveling up too steep an incline.

Cores are short or not
nicely formed.

 Lawn conditions may be too hard so that Tines do not penetrate. Try softening the lawn by

watering and aerating the next day.

 Lawn conditions may be too wet so that Tines just scoop mud. Let lawn dry before aerating.

Shut down the engine, remove the spark plug wire and wait 5 minutes before performing any maintenance procedure or
inspection on the LAWN AERATOR.