MAINTENANCE

Storage

To prepare your Disc Mower for storage:

1.Clean the mower of all dirt and debris.

2.Drain the oil from the cutter bar and replace with fresh SAE HD90 lube oil. (See Lubrication Instructions.)

3.Store the mower on a clean, dry surface in the down (working) position.

4.Loosen the drive belts or remove the belts and store in a dry place.

5.Lubricate all points and slides before storage. This prevents corrosion.

NOTE: Now would be a good time to replace all damaged parts in preparation for the next cutting season.

CAUTION! NEVER DISCONNECT MOWER FROM TRACTOR WITHOUT CUTTER BAR IN LOWERED TO (OPERATING) POSITION.

Optional Equipment

Category I Hitch Pin (Part No. 3220403) for DM82 or DM95.

Spring Assit Kit (Part No. 3220400 for Model DM112.

Troubleshooting

 

Problem

Probable Cause

Solution

 

 

Does not cut properly

Dull Blades

Replace Blades

 

 

 

Worn or broken blades

Replace Blade Set

 

 

 

Ground speed too fast

Reduce ground speed

 

 

 

Blades do not turn when

Check belt tension.

 

 

 

PTO is running

Check for broken drive parts.

 

 

 

Improper belt tension

Adjust Belt Tension

 

 

Streaks or gives ragged out

Broken or worn blades

Replace or sharpen blades

 

 

 

Ground speed too fast

Reduce ground speed

 

 

 

Excessive cutting height

Lower cutting height by tilting bar forward

 

 

 

 

(Note: Set height so blades do not

 

 

 

 

hit ground)

 

 

 

Dirt build up between rock

Clean bar area between rock guard at

 

 

 

guards

leading edge

 

 

 

Reversed blade direction

Check to see if blades are installed

 

 

 

 

correctly with the cutting edge in

 

 

 

 

correctposition

 

 

 

Improper belt tension

Adjust belt tension

 

 

Thrown objects

Improper shielding

Replace cover

 

 

 

Cutting too close to ground

Raise cutting height

 

 

Excessive clutch slippage

 

 

 

 

Clutch discs worn

Replace discs

 

 

 

Blades hitting ground

Raise cutting height by tilting rearward

 

 

 

Wrapping around disc

Remove any material wrapped around disc

 

 

 

 

 

 

DM 07-02

Maintenance Section 5-7

 

 

© 2004 Alamo Group Inc.

 

 

 

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Servis-Rhino DM112, DM82, DM124, DM95 manual Optional Equipment