Vetter KGA Manual de usuario
Operation manual
U163-905-US
Folding fork arms
Types KGA, KGI, and DuoLoc
Read this manual prior to performing any
task! Keep for future use!
V1.07/2021
Folding fork armsTypes KGA, KGI, and DuoLoc
2
This operating manual (hereinafter also referred to as “manual”) contains fundamental
safety instructions for handling folding fork arms of VETTER Forks, Inc.
Incorrect use of the folding fork arms can result in serious injuries and even death. For
this reason, this manual and, in particular, the safety information it contains must be
read by the carrier vehicle driver responsible for the carrier vehicle prior to assembly,
commissioning, and maintenance.
The manual is a component of the folding fork arms and must always be kept at the
work site of the folding fork arms (on the carrier vehicle) to ensure it is accessible for
personnel at all times.
Always observe the information in the carrier vehicle operating manual as well as the
applicable documents to ensure safe handling of the folding fork arms.
Furthermore, the local accident prevention regulations and general safety instructions
for the area in which the folding fork arms are used apply.
Illustrations in this manual are for basic understanding and may deviate from the actual
design.
In addition to this manual, also observe the documentation for the other components
and machines used, as well as operator-specific requirements:
nOperating manual and load chart for the carrier vehicle
nOperating manual for the mounted fork carrier
nOperating instructions for the operator
nPossible documentation of the special version
Address VETTER Forks, Inc.
1711 Opportunity Avenue
Chambersburg, PA 17201
USA
Phone +1 717 753 3913
Email [email protected]
Internet www.forks.com
About this manual
Applicable docu-
ments
Customer service
Supplemental directives
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TABLE OF CONTENTS
1 OVERVIEW OF VETTER FOLDING FORK ARMS 6
1.1 Range of application 6
1.2 Folding fork arm variants 6
2 SAFETY 8
2.1 Symbols in this manual 8
2.2 Intended use 9
2.3 Operator obligations 11
2.4 Dangers associated with handling the folding fork arms 12
2.5 Safety markings 14
2.6 Personnel requirements 15
2.6.1 Qualifications 15
2.6.2 Unauthorized persons 16
2.6.3 Training 17
2.7 Personal protective equipment 17
2.8 Protection of the environment and disposal 18
3 STRUCTURE 20
3.1 Type DuoLoc (KGA-SBO) – Folding fork arms with pin retention and outer
hinge 20
3.2 Type KGA – Folding fork arms with outer hinge 21
3.3 Type KGI – Folding fork arms with inner hinge 22
3.4 Locking device 23
4 ASSEMBLY 24
5 OPERATION 28
5.1 Operating and transport position 29
5.1.1 DuoLoc (KGA-SBO) operating position 29
5.1.2 DuoLoc (KGA-SBO) transport position 31
5.1.3 KGA and KGI operating position 33
5.1.4 KGA and KGI transport position 35
5.2 Adjusting the fork arm spacing 36
6 MAINTENANCE 39
6.1 Maintenance intervals 39
6.2 Maintenance activities 39
6.2.1 Daily visual inspection by the driver 39
6.2.2 Fork arm inspection 41
6.2.3 Check for wear 41
6.2.4 Checking the locking device 42
6.2.5 Checking the locking bracket 43
6.2.6 Checking the suspension 44
Table of contents
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1 Overview of VETTER folding fork arms
1.1 Range of application
Folding fork arms are used to lift, transport, and put down, e.g., loads and goods on
pallets that are intended for transport by an fork lift truck or another type of carrier
vehicle. Folding fork arms can be folded when unloaded. The fork blade can be folded
upward and secured in this position. Always observe the information in the carrier
vehicle operating manual to ensure safe handling of the folding fork arms.
1.2 Folding fork arm variants
The folding fork arms are available in three variants:
Type 1 - KGA – Folding fork arms with outer hinge (
Ä
Chapter 3.2 “Type KGA –
Folding fork arms with outer hinge” on page 21).
Type 2 - KGI – Folding fork arms with inner hinge (
Ä
Chapter 3.3 “Type KGI –
Folding fork arms with inner hinge” on page 22).
Type 3 - DuoLoc – Folding fork arms with pin retention and outer hinge (
Ä
Chapter
3.1 “Type DuoLoc (KGA-SBO) – Folding fork arms with pin retention and
outer hinge” on page 20).
View the current type lists at www.forks.com. In possible special versions, observe the
additional applicable documents
Ä
“Applicable documents” on page 3.
Overview of VETTER folding fork arms
Folding fork arm variants
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6
There are two different mechanisms for securing the fork blade for transport:
DuoLoc - Fork blade securing mechanism by means of a locking bolt (Fig. 1).
KGA, KGI - Fork blade securing mechanism by means of a locking bracket (Fig. 2).
Fig. 1: DuoLoc with locking bolt
Fig. 2: KGA and KGI with locking bracket
Fork blade securing
mechanism
Overview of VETTER folding fork arms
Folding fork arm variants
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2 Safety
2.1 Symbols in this manual
Safety instructions in this manual are marked by symbols. The safety instructions are
introduced by signal words which express the extent of the danger.
DANGER indicates a hazardous situation which, if not avoided, will result in
death or serious injury.
WARNING indicates a hazardous situation which, if not avoided, could result in
death or serious injury.
CAUTION indicates a hazardous situation which, if not avoided, could result in
minor or moderate injury.
NOTICE indicates a situation which, if not avoided, could result in material
damage.
This symbol highlights useful tips and recommendations as well as information for effi-
cient and fault-free operation.
Safety instructions may relate to certain, individual instructions for action. Such safety
instructions are embedded in the instruction for action so that the user can continue
reading the text when performing the action. The signal words listed above are used.
Example:
1. Open the locking device of the folding fork arms.
2. L WARNING! Risk of hands and other body parts being crushed when
moving!
Grip the folding fork arms at the head and fork blade and carefully move it to the
side on the fork carrier with appropriate force.
3. Close the locking device of the folding fork arms.
Scope of application!
All of the following safety information applies to all variants of the folding fork
arms.
Safety instructions
L DANGER
L WARNING
L CAUTION
NOTICE
Tips and recommen-
dations
Safety instructions
in instructions for
action.
NOTICE
Safety
Symbols in this manual
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2.2 Intended use
Folding fork arms are used solely for lifting and transporting loads. Only install and
used the folding fork arms on carrier vehicles (industrial trucks, construction
machinery) with compatible fork carriers which meet the technical requirements of the
folding fork arms (
Ä
“Incompatibility ” on page 24).
Intended use includes observation of all the information in this manual.
Any use that goes beyond the scope of intended use is considered incorrect use.
Incorrect use
Safety
Intended use
V1.07/2021 Folding fork armsTypes KGA, KGI, and DuoLoc 9
Risk of injury from incorrect use!
– Never neglect the general requirements for safety and due diligence. If in
doubt, personally ensure that there are no people or obstacles in the danger
zone of the carrier vehicle.
– Never install the folding fork arms on a fork carrier that is incompatible with
the delivered folding fork arms or not approved by the manufacturer. Observe
the relevant operating manual for the fork carrier installed on the carrier
vehicle.
– Never use the folding fork arms at temperatures outside the temperature
range of -4 °F (-20 °C) to +122 °F (+50 °C).
– Never exceed the maximum load capacity of the carrier vehicle, the fork car-
rier, and the two folding fork arms used. Always observe the load and load
center distance of the load and use the load charts for the carrier vehicle and
the folding fork arms to compare them.
– Never use the folding fork arms in maritime applications (on ships, oil rigs,
etc.) or under the surface of the water.
– Never use the folding fork arms below ground, in radioactive areas, or military
security areas.
– Never use the folding fork arms if they are dirty, greasy, or covered in ice.
– Never use the folding fork arms to lift or transport living beings, especially
people. Transport in conjunction with the folding fork arms in so-called
workman baskets is also not permitted.
– Never use the folding fork arms as reversible fork arms (blade on top).
– Never use folding fork arms for demolition work.
– Never use the folding fork arms on a rotary device or on a pallet handler.
– Never use the folding fork arms individually or load them unevenly.
– Never expose the folding fork arms to lateral forces. It is not permitted to
insert or pull out of the pallet/load at an angle, or to push the pallet/load from
the side.
– Fold up the folding fork arms for road transport or fit them with a warning
system approved as per the road traffic regulations (e.g., warning bars) (when
unloaded).
– Never use carrier vehicles equipped with folding fork arms in areas subject to
explosion hazards.
– Never allow unauthorized persons access to the carrier vehicle.
– Never allow insufficiently qualified persons to carry out maintenance or trou-
bleshooting work.
– Never skip a maintenance interval.
– Never use the folding fork arms without the locking device engaged.
– Never operate the folding fork arms without safety markings.
– Never independently modify folding fork arms.
Incorrect use of the folding fork arms could lead to dangerous situations and
serious injuries.
L WARNING
Safety
Intended use
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Folding fork armsTypes KGA, KGI, and DuoLoc
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Este manual sirve para los siguientes modelos
2
Tabla de contenidos
Otros manuales de Máquina elevadora de Vetter
