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AE403 Owner's Manual
MAINTENANCE
PERIODIC MAINTENANCE
Periodic maintenance should be performed at the following intervals:
Maintenance Operation
Inspect for loose, worn or damaged parts.
Check engine oil.
Inspect belt for wear.
Engine (See Engine Manual)
Oil chains (see lubrication).
Thoroughly clean all debris from unit and tine reel
Check tine reel nut torque. Torque to min. 100 ft.lbs.
Check gear reduction oil level
Grease bearings (see lubrication).
ENGINE MUST BE LEVEL WHEN CHECKING OR FILLING OIL
NOTE: Items in ( ) can be referenced in the Parts Illustrations and Parts Lists on pages 10-13.
TINE REEL REMOVAL
(See pages 12 and 13 for Parts Illustration and Parts List)
NOTE: Tine reel removal is only necessary to replace an entire tine row or for other major unit maintenance. Individual tines
can be replaced by following the INDIVIDUAL TINE REPLACEMENT instructions.
1. Wait for engine to cool and disconnect spark plug.
2. Remove the top guard by removing the four nuts, two on each side that secures it to the frame.
3. Release the tension on the chain. See CHAIN TENSION ADJUSTMENT in this manual.
4. Remove the four bolts and nuts, two on each side, holding the tine reel bearings in place. BE CAREFUL the tine reel is
heavy and sharp. Take precautions to not allow it to fall when the bearing bolts are removed.
5. Lift the reel up and to the side to remove it from the drive chain.
6. Replace the reel with a new one.
7. To reinstall the reel follow the above steps in reverse. Make sure all hardware is tightened securely
8. Replace the guard and reinstall the four nuts that secure it in place.
INDIVIDUAL TINES REPLACEMENT
1. Wait for engine to cool and disconnect spark plug.
2. Remove the bolt and nut holding the tine to the plate.
3. Replace the tine with a new one along with a new bolt and nut.
NOTE: Tines are a normal wear item and should be inspected regularly for signs of wear or damage.
BELT AND CHAIN TENSION ADJUSTMENT
ADJUSTING BELT TENSION
1. Remove the top guard (item 3) by removing the four nuts (item 87), two on each side, that secure it to the frame.
2. Locate the top of the belt idler assembly where the clutch cable (item 55) is secured in place. A properly tensioned belt
should stretch the idler spring (located next to the idler pulley) between 1/4" - 3/8" when the clutch bail (item 54) is held in
the drive position.
3. Use a 1/2" wrench to loosen the two nuts that secure the cable (item 55) in place.
Every Use
(See pages 12 and 13 for Parts Illustration and Parts List)
(See pages 12 and 13 for Parts Illustration and Parts List)
Every 25 hrs
(daily)
7
Every 50 Hours
360512_A_HI
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