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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

TABLE 1.0: RISK ASSESSMENT: USE OF GRANGE 3M LDT

1.0: Activity

2.0: Hazard

3.0: Persons 

who might be 

harmed

4.0: Applicable 

sections in this 

manual

5.0: Residual risk  

(responsibility of end-user)

6.0: Overall 

risk rating

Lifting & 
slinging of  
3m LDT

Cuts / bruises 
Crush injuries

Haulage 
driver, other 
persons in 
immediate 
area

5.0; 6.0; 7.0;  
8.0; 15.0

Only use approved lifting 
systems and slings / hooks. 
Lift only from the specified lift 
locations.
Contact Grange Machinery Ltd 
for replacement components if 
any damage occurs to lifting & 
slinging eyes.

MEDIUM

Connecting up 
to the tractor

Cuts / bruises 
crush and 
entrapment.

Operator and 
by-standers

4.0; 5.0 8.0; 9.0; 
10.0

Only trained and authorised 
personnel to operate tractor 
coupled to Grange 3m LDT. 
Operators to read this manual 
and understand content before 
use of Grange 3m LDT.
Verify tractor front ballast 
requirements.

LOW / 

MEDIUM

Maintenance 
schedules

Cuts / bruises / 
entrapment

Operator

4.0; 8.0; 13.0; 
14.0; 15.0

Use of compliant axle stands 
systems for supporting Grange 
3m LDT. Use of appropriate tools 
and PPE. Adhere to maintenance 
schedules.

MEDIUM

Use of 
2nd stage 
cultivation 
/ seeding 
equipment

Cuts / bruises / 
entrapment

Operator

4.0; 5.0; 10.0; 
11.0

Uses of compliant coupling pins 
with securing lynch pins.
Set-up 2nd stage cultivation/
seeding equipment in 
accordance with relevant 
operators manual. Verify tractor 
front ballast requirements.

LOW / 

MEDIUM

Transportation 
on the public 
highway

Road traffic 
incident 
with other 
road users. 
Collision with 
pedestrians.

Other road 
users and 
pedestrians

4.0; 9.0; 10.0; 
11.0

Adhere to public highway 
legislation and any specific 
weight limit restrictions on 
routes. Check all tractor and 
machinery couplings are secure 
& lighting / braking systems 
functioning correctly.

MEDIUM

Setting up in 
the field and 
use for tillage 
operations.

Cuts / bruises / 
entrapment 

Operator

4.0; 5.0; 12;0; 
13.0; 14.0; 16.0

Operate Grange 3m LDT 
and 2nd stage cultivation/
seeding equipment to suit soil 
conditions. Apply safe working 
practices for any maintenance 
activities undertaken in the field.

LOW / 

MEDIUM

The risk assessment summarised below in Table 

1.0 demonstrates how the design specification of 

the Grange 3m LDT when operated in accordance 

with the guidance from this operators manual have 

reduced the risk to operators and other persons 

to an acceptable level. The risk assessment also 

identifies what further control measures are 

required by the end-user when operating the 

Grange 3m LDT.

OVERALL RISK RATING – REF COLUMN 6.0

LOW

The operation and use of the Grange 3m LDT presents a low level of 

risk. 

MEDIUM

Please note; some hazards may occur during operation with the use 

of the Grange 3m LDT which require the operator to demonstrate 

caution. For example when the Grange 3m LDT is in a raised position 

or during transport mode. Also take care when operating tractor 

controls and undertaking linkage connections.

HIGH

Please note; extreme caution is required during all operational use 

of the Grange 3m LDT.

3.1 Risk assessment for use of Grange 3m LDT across its 
intended lifecycle

Summary of Contents for 6m LDT

Page 1: ...ce Toolbar Operator Manual Grange Machinery Ltd Sproatley Grange Hull HU11 4PT M 07918 515385 T 01482 815711 E rjones grangemachinery co uk W www grangemachinery co uk Manual reference GM 3mLDT Iss1 0...

Page 2: ...he Grange 3m LDT 14 8 3 Lift and lower rams depth control 15 8 4 Disc rams Depth control 16 8 5 Attachment option 17 9 0 Coupling up 19 10 0 Setting up machine for work 21 10 1 Clevis hitch 23 11 0 Tr...

Page 3: ...l and reducing moisture loss The Grange 3m LDT incorporates both a lower linkage arm assembly and a clevis hitch on the rear to allow secondary cultivation or seed drill equipment to be attached Hence...

Page 4: ...of the manual before use Non compliance with safety instructions can lead to warranty claims becoming invalid Grange Machinery Ltd shall not be responsible for any damage caused by the use of spare pa...

Page 5: ...eeding equipment in accordance with relevant operators manual Verify tractor front ballast requirements LOW MEDIUM Transportation on the public highway Road traffic incident with other road users Coll...

Page 6: ...hine to inform the operator of the appropriate procedures to prevent harm to themselves or others persons nearby These refer to the following procedures where operator interaction with the Grange 3m L...

Page 7: ...ere a hydraulic braking supply is required for 2nd stage cultivation seeding equipment this facility will be incorporated into the auxiliary valve assembly on the rear Ref Section 8 0 component inform...

Page 8: ...ansport and field working modes before commencing operations When going from the transport mode to working mode for the Grange 3m LDT always make sure no people are in distance of been hurt or trapped...

Page 9: ...ervices to operate the Grange 3m LDT FIG 3 0 COMPONENT IDENTIFICATION 2 X DOUBLE ACTING HYDRAULIC SERVICES TO OPERATE AND FUNCTION THE GRANGE 3M LDT 8 3 Lift and lower rams depth control FIG 3 0 COMPO...

Page 10: ...SINGLE DISC RAM LOCATED CENTRALLY BELOW THE HEADSTOCK FIG 3 0 COMPONENT INFORMATION FIG 3 0 COMPONENT INFORMATION MAIN BEAM LIFT AND LOWER RAM 8 5 Attachment options INCH FREE FLOW RETURN 7 PIN LIGHT...

Page 11: ...e linkage balls to the centre of the lifting eyes e g the Grange 3m LDT centre of gravity Please refer to the definitions in the table in section 9 0 which identifies the variables which are required...

Page 12: ...the Grange 3m LDT 1250Kg to establish an overall kilogram loading on the tractor hitch value IR Please note that the maximum mass of seed or other materials held in a hopper in the 2nd stage cultivati...

Page 13: ...with hydraulic and electrical connections 10 1 Clevis hitch The mass of the rear clevis hitch on the Grange 3m LDT equipment has a mass of 45kg Therefore the safe working procedure is to put the coupl...

Page 14: ...s of the tractor apply the handbrake stop the engine i Using the tractor hydraulics lower the three point linkage to position the rear attachment of the hitch of the Grange 3m LDT to resemble the same...

Page 15: ...s 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 failur...

Page 16: ...ation spray oils to free up bolts to facilitate ease of removal 13 1 Replacing shear bolts FIG 15 0 SHEAR BOLT WITH SHEAR PLANE RED LINE LOWER LEG 15MM YELLOW LINE UPPER LEG 20MM FIG 16 0 SHEAR BOLT L...

Page 17: ...the ground Bearing failure Bearings are sealed although do have a finite life Remove disc section and contact Grange Machinery Ltd personnel for sourcing replacements and additional spares 5 0 Trash b...

Page 18: ...UMBER DESCRIPTION SP 0002 Shear Bolt Leg Bottom GMSB Shear Bolt SP 0003 Leg Top SP 0023 Hydraulic Reset Leg Bottom SP 0022 Hydraulic Reset Leg Top SP 0007 Cutting Disc REF COMPONENT DETAIL QUANTITY OF...

Page 19: ...uipment the tractor machine combination can become unstable The following expression can be applied for the calculation of the minimum ballasting at the front IF min which allows to have a load on the...

Page 20: ...U11 4PT M 07918 515385 T 01482 815711 E rjones grangemachinery co uk W www grangemachinery co uk Grange Machinery Ltd Sproatley Grange Hull HU11 4PT M 07918 515385 T 01482 815711 E rjones grangemachin...

Page 21: ...40 Grange Machinery Ltd Sproatley Grange Hull HU11 4PT M 07918 515385 T 01482 815711 E rjones grangemachinery co uk W www grangemachinery co uk Notes...

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