USER AND
MAINTENANCE MANUAL
Polyester Ratchet Tie Down Strap System
Art. 0635/25
TRANSLATION OF THE ORIGINAL INSTRUCTIONS
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FOREWORD
Read This Manual Before Operation
TRANSLATION OF THE ORIGINAL INSTRUCTIONS
Reading this instruction manual is required before operating any of the machinery. Theguarantee of smooth operation and full performance of the accessory is highly dependent onthe application of all the instructions contained in this manual.
Operator Qualifications
The workers responsible for using this accessory must have all the necessaryinformation, education and receive adequate training regarding safety, including:a) Conditions of use for the equipment;b) Foreseeable abnormal situations;pursuant to art. 73 of Legislative Decree no. 81/08.
We guarantee the accessory's conformity to specifications and technical instructions
described in the Manual on the date of issue, as listed on this page; however, the
machine may be subject to potentially major technical changes in the future, without
the Manual being updated.
Therefore, contact FERVI for information about modifications that could be
implemented.
REV. 1 July 2013
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1 GENERAL SAFETY INSTRUCTIONS
Proper Use
THIS STRAP MUST NOT BE USED FOR LIFTING LOADS!
1. Check that the strap is perfectly intact before using for any anchoring operations.
2. Check that the straps' hooking accessories are adjusted and will not damage the strap.
3. Check that the load to be anchored down has smooth sides and rounded edges so thestrap is not damaged.
4. Check that the label on the payload is present and legible.
5. Check that the dimensions of the load to be anchored are compatible with the length ofthe strap that you are using: do not tie the straps together to increase the length.
1.1 Technical SupportFor any inconvenience and/or concerns please contact the dealer from whom you purchasedthe strap, who will order the spare parts.
2 DESCRIPTION AND INTENDED USEThe Polyester Ratchet Tie Down System is an accessory used for anchoring loads in avehicle or handling systems in accordance with standard EN 12195-2.
The polyester (PES) straps have a blue identification label.
Under normal environmental conditions, they can be used from -40 °C to + 120 °C;chemically aggressive environments and direct exposure to sunlight or UV rays can damagethe material, narrowing the scope of application.
2.1 Technical Specifications
Art. 0635/25
Strap width 25 mm
Strap length 4.00 + 0.50 m
Tensile force 250 daN
Accessories 1 turnbuckle + 2 hooks
2.2 IdentificationThe following identification label is stitched on the strap, Art. 0635/25:
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TIGHTENING RATCHET STRAP
Vis
ible
part
Vis
ible
part
Part
sew
nin
sid
e
Part
sew
nin
sid
e
3 IMPROPER USES AND PRECAUTIONS
IT IS STRICTLY FORBIDDEN TO:
Use the strap for lifting loads.
Use the strap with tensile strengths that exceed the capacity of the strap.
Use the strap to tie people and/or animals.
Tie down unstable loads.
Tie the strap around the load that is to be anchored.
Knot or stitch the strap to shorten it.
Tie or sew multiple straps together.
Use the strap in the presence of ice that can damage (cut) the strap.
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4 INSTALLATION AND INTENDED USEThe straps' pre-selected fabric must be strong enough and the correct length for the mannerof use. The requirements for anchoring to a base are:
Determine the mass, shape and centre of gravity for the load to be anchored;
Determine the fixing points for the straps;
Check the tensile strain capacity (LC) of the straps before tightening;
Check that the load is stable in the absence of a tie down;
Plan the mounting and removal of the strap before moving;
Remember that while moving, it may be necessary to unload parts of the load;
Calculate the number of fabric straps in accordance with UNI EN 12195-1:2010;
Only the fabric straps designed for friction securing and with the label that carries theabbreviation STF must be used for friction anchoring;
Periodically check the tensile load, especially immediately after initially moving theload.
Selecting and Using the Straps
While selecting and using the fabric straps, one must take into account the required payloadof the strap, taking into account the mode of use and the nature of the load to be fixed. Thesize, shape and weight of the load, together with the method of intended use, transportationenvironment and the nature of the load, affect the correct choice. For reasons of stability, theload's self-supporting units must be secured with at least a pair of fabric straps for frictionanchoring and two pairs of fabric straps for diagonal anchoring.
The fabric straps should not be overloaded: The maximum manual load of 500 N should beapplied (50 daN on the label; 1 daN = 1 kg). Mechanical aids (such as levers, bars, etc.)should not be used as extensions, except in the case where they form part of the tighteningdevice.
Selecting and Using the Straps
Due to the different behaviour and breadth of load conditions, different anchoring or tie downequipment should not be used (for example, tie down chains and fabric straps) to anchor thesame load. Attention should also be given to the fact that the auxiliary hooks (components)and tie down devices within the load's tie down device are compatible with the fabric strap.
Storing the Strap
Before using the strap, check that it has been properly stored away from UV light sources(direct sun exposure) and without deep wrinkles, twists or knots that may have weakened thefibre.
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Tie down example.
Due to the different behaviour and breadth of load conditions, different anchoring or tie downequipment should not be used (for example, tie down chains and fabric straps) to anchor thesame load. Attention should also be given to the fact that the auxiliary hooks (components)and tie down devices within the load's tie down device are compatible with the fabric strap.
Handling Precautions
Before unloading part of the load, the respective fabric straps must be released so that it canbe freely lifted from the load platform.
While loading and unloading, you must pay attention to the proximity of any aerial powerlines.
The materials with which the fabric straps are manufactured have a selective resistance tochemical attack: the polyester is resistant to mineral acid, but is subject to attack by alkali(e.g., ammonia, sodium hydroxide).
Avoid damage to the labels by keeping away from the load's sharp edges and, if possible, theload itself.
The mesh must be protected against friction, abrasion and damage caused by loads withsharp edges through the use of protective sleeves and/or corner protectors.
To correctly tie down the load, proceed as follows:
1. Attach the hook on the strap to one side of the loadand stretch the strap.
2. Attach the hook on the tightening ratchet to theother side of the load.
3. Pass the loose end of the strap through the slot inthe drum of the tightening ratchet.
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4. Raise and lower the lever on the tightening ratchet to reel the strap up around thedrum, taking care to keep the strap tight.
5. After reaching a proper strap tension, check the stability of the load, check that thestrap will not come loose and will not slide around on the load.
Handling Precautions
After attaching all necessary straps to hold the load, clear all personnel from the range of thevehicle and load in case of a fall then test the load by accelerating the vehicle, steering andbraking to verify the stability of the tie downs.
To release the load, proceed as follows:
1. Check that the load is in a stable position and that it has not moved from the startingposition.
2. Grasp the bracket to release the ratchet with your fingers and pull back the lever toopen the tightening mechanism.
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3. Grab the strap and pull firmly from the drum.
Releasing the Fabric Strap
Releasing the fabric strap: This should be done to ensure that the stability of the load is notdependent on the tie down equipment and that releasing the fabric strap will not cause theload to fall from the vehicle, endangering personnel. If necessary, attach the lifting gear tothe load for transport before releasing the tightening ratchet to avoid a situation where theload could accidentally fall and/or tilt.
5 MAINTENANCE AND CLEANING
Periodic Inspections
The strap must be inspected at regular intervals (every 3 months) by a capable person. Therejection criteria are:
Label missing and/or damaged;
Illegible markings;
Parts of the belt are visibly damaged, worn or cut due to stress or exposure to heat.
Deformation, cracking, pronounced signs of wear or corrosion on hooks and tighteningmechanism.
Damaged straps must no longer be used. Never try to repair the straps!
When not in use, the straps should be stored under clean, dry and well ventilated conditions,and at room temperature on a shelf, away from heat, contact with chemicals, fumes,corrosive surfaces, direct sunlight or other sources of ultraviolet radiation.
Before storing, the straps should be inspected for any damage that has occurred during use.The straps should never be stored damaged.
If the tie down straps come in contact with acids and/or alkalis, they should no longer beused.
The slings that get wet during use, or as a result of cleaning, should be hung and left to drynaturally.
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Table 1 – Periodic inspection
Date Label/
Markings
Visual inspection
Strap Hooks
Date Label/
Markings
Visual inspection
Strap Hooks
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