Thiele TWN 0827/1 Mounting Instructions

MOUNTING INSTRUCTIONS
SHORTENING ELEMENTS
GRADES 80 AND 100
SHORTENING SHORTENING
HOOKS HOOKS
TWN 0827/1 TWN 1827/1
TWN 0827 TWN 1827
The following mounting instructions must always be
followed to avoid the risk of personal injury or property
Do not use a shortening element before reading these
Mounting Instructions.
1. ABOUT THIS INSTRUCTION
These mounting instructions describe in particular how
shortening elements according to TWN 0827, TWN 0827/1,
TWN 0851, TWN 0896 (all grade 80) and TWN 1827,
TWN 1827/1, TWN 1851,
(TWN = THIELE Shop Standard) are to be safely used for lifting
purposes. The instruction applies analogously to components of
the identical design.
To comply with these instructions is essential to help avoid
hazards and increases the reliability and service life of the
shortening elements.
DANGER!
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! Is used to address practices
not related to physical injury.
Safety Instructions signs indicate
specific safety-related instructions or
procedures.
Previous THIELE chains and accessories marked with the
nominal size 7/32" were already produced to the metric
nominal size 6 mm. Therefore, the previous nominal size 7/32"
is now converted to the more applicable nominal size 1/4".
The corresponding working load limit has also been adjusted.
THIELE GmbH & Co. KG
www.thiele.de | info@thiele.de
© All rights reserved.
SHORTENING SHORTENING
CLAWS DEVICES
TWN 0851 TWN 0896
TWN 1851 TWN 1896
damage.
TWN 1896 (all grade
Indicates a hazardous
DEFINITIONS
Clevis
A U-shaped fitting with pin.
Working Load Limit (WLL)
The maximum load which a shortening element is designed to
support without shock-loading.
Read ASME B30.10 „Hooks".
Read ASME B30.26 "Rigging Hardware",
2. BASIC SAFETY REQUIREMENTS
To prevent the risk of injury never walk or stay under
100)
The working load limit (WLL) must not be exceeded!
Shortening elements as well as lifting and attachment
means to be used must be free from defects!
Working under the influence of drugs, medications
impairing the sense and/or alcohol is strictly forbidden!
• Operators, fitters and maintenance personnel must in
particular observe the mounting and operating instructions
as well as, standards ASTM A 906/A 906 M (Standard
Specification for Grade 80 and Grade 100 Alloy Steel Chain
Slings for Overhead Lifting), ASTM A 952/A 952 M (Standard
Specification for Forged Grade 80 and Grade 100 Steel Lifting
Components and Welded Attachment Links), ISO 3056 (Non-
calibrated round steel link lifting chain and chain slings; Use
and maintenance), ISO 7593 (Chain slings assembled by
methods other than welding; Grade T(8)) and ISO 4778
(Round steel short link chains for lifting purposes – Chains
slings of welded construction – Grade 8).
• The specific safety and operating regulations and standards
issued locally in the country where the items are used must
be observed.
• During operation work, wear your personal protective
equipment!
#
B11095-C
US 11.2021
Chapters 26-0, 26-1, 26-4.
lifted loads!
# change indicator
replaces B11095-B
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