Replace Discs - Grizzly Field Boss Folding Wing Manual

6 BOLT DISCS 28" SCALLOPED - 1 1/2"
F ( 1 : 7 )
BEARING
12 Lubrication and Maintenance
11. Partially twist the bearing into the housing
by hand, notice how tight the bearing is in
the housing, the bearing should require
a mallet to tap it around far enough to
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complete the alignment of the bearing in
the housing, using the gang axle. If the
bearing can be aligned by hand, or is
HOLE
GROOVE
When installing the new bearing, make sure the
grease hole of the bearing & the grease groove of
the bearing housing are aligned.
June 2018
loose in the housing, the housing will need
to be replaced. (See 12.8).
12. Ensure both bearings are aligned
correctly, grease the bearings and ensure
they grease properly, Replace the gang
axle and reassemble, dust covers,
spacers and spring. Be sure to use a
spacer washer under each dust cover and
on the thrust end and a spring on the lead
end. The dust cover hole must be facing
downwards to allow dirt to fall out.
13. Roll gang to its position under the plough.
6 BOLT DISCS 28" SCALLOPED - 1 1/2"
BEARING
FMEUGP00 (SPACER)
BNTAA000 (DUST COVER)
FHDSA035 (SPRING)
ALIGN NOTCHES
Spacer and dust cover detail
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IMPORTANT!
When inserting the new bearing,
make sure the grease hole of the
outer bearing casing (which is
F
offset from centre) will align with
the grease groove in the bearing
housing when the bearing is fully
fitted. If it is not aligned you will
not be able to get grease into the
bearing.
Specifications are subject to change without prior notification
jacks can cause the plough to drop,

12:5 Replace discs

FMEUGP00 (SPACER)
When discs become worn or damaged it is
BNTAA000 (DUST COVER)
necessary to remove individual disc gang
FMEUGP00 (SPACER)
assemblies from the plough and replace the
worn or damaged discs.
While discs are being replaced it is an
excellent time to check the bearings, dust
covers and gang axle bolts and replace if
required.
Replacing discs involves moving heavy and
sharp components, when replacing discs or
bearings ensure all safe work practices are
used to avoid injury. A crane will be required to
lift most components.
WARNING!
When moving and refitting disc
gangs to & from the gang frames,
always stay out from underneath
a plough unless it is resting on the
ground or supported with stands or
blocks when raised.
Failure of hydraulic systems or
pinning or crushing personnel and
causing serious injury.
IMPORTANT!
Disc bearings can be changed
without removing the bearing
housing. The bearing housing will
only be removed when discs are
being replaced.
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