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Grange Machinery Ltd.
Sproatley Grange
Hull
HU11 4PT
M: 07918 515385
T: 01482 815711
E: [email protected]
W: www.grangemachinery.co.uk
Grange Machinery Ltd.
Sproatley Grange
Hull
HU11 4PT
M: 07918 515385
T: 01482 815711
E: [email protected]
W: www.grangemachinery.co.uk
Please note!
i. Never try turning bends with the Grange 3m LDT legs in the ground.
ii. Always lift the legs out of working position before turning on
headlands or short turns.
13.0 Maintenance
The maintenance routines which are required on the Grange 3m LDT
equipment are as follows;
i)
Check all nuts and bolts after the first two hours use and then
check weekly.
ii)
Regular greasing of the ram pivot points. (Ref: fig 14.0).
iii) Replacement of shear bolts in the event of excessive forces
applied to the tine. (Ref: fig 15.0 & 16.0).
Note the position of
the bolt head is always on the lower leg outside face when
replacing the shear bolt.
iv) Replacement of the tines when worn.
v)
Replacement of the cutting discs when worn.
vi) Replacement of the cutting disc bearings when failure occurs.
vii) Replacement of hydraulic ram seals in the event of failure.
FIG 14.0 GREASE LOCATIONS
FIG 11.0 3M LDT SETUP IN WORKING POSITION
FIG 12.0 LOCATION OF DISC RAM SPACERS
FIG 13.0 LOCATION OF DEPTH SPACERS
ON MAIN BEAM RAM
12.1 Headland turns and working sequence
i. Upon reaching the headland turn the beam will be in its lowest working position
with the cutting discs and legs engaged in the soil.
ii. Operate the auxiliary hydraulics until the beam lifts to the top of the ram travel, with
the legs exiting work. Maintain activation of the auxiliary hydraulics to rotate the
cutting discs out of work.
12.2 Back into work after headland turn
i. Activate the auxiliary hydraulics to lower the beam to engage the legs into the soil to
the set working depth.
ii. Maintain activation of the auxiliary hydraulics to rotate the cutting discs into work.
