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Locknut worn out. replace locknut, Rough gears. run in or change gears, Worn bearing. replace bearing – Alamo 284 User Manual

Page 99: Bent shaft. replace oil seal and shaft, Oil seal race rough. replace shaft or repair race, Oil seal installed wrong. replace seal, Of seal, Oil level too high. drain oil to proper level, Gasket damaged. replace gasket, Bolts loose. tighten bolts

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OPERATION

260/272/284 01/11

Operation Section 4-47

© 2011 Alamo Group Inc.

OPERA

T

ION

Blade Bolts Working Loose

Bolts not tightened.

Tighten Bolts to 300 ft./lbs.

Bolt hole elongated or oversized.

Replace Blade Carrier.

Locknut worn out.

Replace Locknut.

Gearbox Noisy

Low Lubricant.

Check lubricant level.

Rough gears.

Run in or change Gears.

Worn Bearing.

Replace Bearing.

Gearbox Leaking

Damaged Oil Seal.

Replace Seal.

Bent Shaft.

Replace Oil Seal and Shaft.

Oil Seal Race rough.

Replace Shaft or repair Race.

Oil Seal installed wrong.

Replace Seal.

Oil Seal not sealing in the housing.

Replace Seal or use a sealant on O.D.

of Seal.

Oil level too high.

Drain oil to proper level.

Gasket damaged.

Replace Gasket.

Bolts loose.

Tighten Bolts.

Sand hole in casting.

Replace castings or gearbox.

Streaking Conditions

Conditions too wet for cutting.

Allow grass to dry before cutting. Slow

Blades unable to cut that part of

ground speed of tractor but keep

grass pressed down by path of

engine running at full PTO wpm.

tractor tires.

Lowering the cutting height may help.

Dull blades.

Sharpen or replace blades.

Height of cutter lower at rear or

See Cutting Height Instructions.

front.

Gearbox Overheating

Low on lubricant.

Fill to level plug.

Improper type lubricant.

Replace with proper lubricant.

Excessive trash build-up around

Remove trash.

gearbox.
Bearing or gears set up improperly.

Consult your Dealer.

Shear Pin Shears

Tractor PTO not being run at

Run at 540 RPM.

Excessively

540 RPM.
Heavy Material.

Reduce ground speed. Raise cutting
height.

Not using proper pin.

Replace only with recommended shear
pin.

PTO engaged at high engine RPM

Idle engine to engage PTO

Cutting in rocky conditions

Increase cutting height.

Blade carrier RPM too high.

Check gearbox ratios.

Blades not properly heat treated.

Consult your Dealer.

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