Bottoming out” check procedure, Remove the driveline from the tractor, Round off all sharp edges and debar – Alamo 803350C User Manual

Page 112: Thoroughly grease then reinstall the driveline, Recheck for proper operation, Operation, Opera t ion

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OPERATION

VERSA PRO 03/09

Operation Section 4-12

© 2009 Alamo Group Inc.

OPERA

T

ION

“Bottoming Out” Check Procedure”
1.

Disconnect driveline from the tractor and slide
the profiles together until fully compressed.

2.

Place a mark on the inner shield 1/8” from the
end of the outer shield and reattach the
driveline to the PTO shaft.

3.

With the PTO NOT TURNING, slowly drive
the tractor with mower attached through the
sharpest turn possible and watch shaft
movement. With the PTO NOT TURNING,
slowly drive the tractor with the mower
attached through the most severe terrain
conditions expected and watch shaft
movement.

4.

If the distance between the mark and the
outer shield becomes less than 2” at any point
there is a potential problem bottoming out the
driveline and the driveline should be
shortened.

Shorten the driveline profiles as follows:
1.

Remove the driveline from the tractor.

2.

Position the mower to the point with the
shortest distance between the tractor PTO
shaft and cutter gearbox. Shut down the
tractor and securely block the mower in this
position.

3.

Pull driveline apart and reattach yoke to PTO
shaft.

4.

Hold driveline sections parallel to one another
and measure back 1” from yoke of each shaft
and place mark on opposite section. Cut this
length off with a saw.

5.

Round off all sharp edges and debar.

6.

Thoroughly grease then reinstall the driveline.

7.

Recheck for proper operation.

Engagement Check Procedure

1.

With the driveline attached, position the mower to the point where the telescoping driveline is at its
maximum extension. Completely shut down the tractor and secure in position.

2.

Mark the inner driveline shield 1/8” from the end of the outer shield.

3.

Disconnect the driveline from the tractor and separate the two driveline halves.

4.

Measure the distance from the mark to the end of the inner profile. This length is the amount the driveline
profiles were engaged.

5.

If the engaged length is less than 8”, the shaft is considered too short and should be replaced with a longer
shaft. Consult an authorized dealer to purchase the required driveline length.

NOTE: If the driveline cannot be shortened and still maintain the required profile engagement, the
operator must be made aware of terrain conditions and avoid situations which pose a potential problem to
avoid damaging the driveline.

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