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Field of Application
Before using the Harken Ninja MultiAscend, read the instructions contained
in this manual thoroughly. This instruction manual is an integral part of the
product, and it supplies information for its correct safe use and maintenance.
If you do not understand any of the instructions, please contact Harken’s
authorized dealer. Harken shall not be liable for damages, injuries, or
death caused by usage not covered in this manual or any non‑compliant or
unsafe actions.
This manual is intended for specialized personnel or expert users.
Safety Information
General advice
Progress capture device for ascending rope, and short distance
rope descents.
Intended use
• As a type B rope adjustment
device compliant to the European
Standard EN 12841:2006 (fully
rated and locking chest ascender)
up to a maximum rated load of
140 kg, that is a manually operated
device which, when attached to
a working line, locks under load
in one direction and slides freely
in the opposite direction, to be
used on rope access systems and
related activities.
• This product can be used for
hauling systems: this use is to be
considered outside the scopes of
the Regulation 2016/425.
• This product should only be
used by one person at a time;
this equipment should be a
personal issue item.
• This product is intended to prevent
the risk of falls from a height during
acceptable activities.
• As a rope clamp compliant to the
European Standard EN 567:2013
to be used on mountaineering
and related activities, that is
a mechanical device which, if
attached to a rope or an accessory
cord of appropriate diameter,
will clamp under load in one
direction and move freely in the
opposite direction.
Improper use
• Do not use with wire rope.
• Do not use as a fall arrest device.
• Do not use this product outside
of its limitations, or for any other
purpose than that for which it is
intended.
• Do not alter, tamper, or add
to this equipment without the
manufacturer’s prior written
consent. Any repair shall only be
carried out in accordance with the
manufacturer’s procedures.
• Do not use this rope clamp in
weather or environmental extremes.
Personal protective equipment
• Harness, gloves, and helmet
that meet national and/
or local requirements are
recommended.
• Follow your national and/or
local regulatory requirements
for Personal Protective
Equipment (PPE).
Risks
• This equipment shall only be used
by a person trained and competent
in its safe use.
• Activities involving the use of the
Ninja MultiAscend are inherently
dangerous. You are responsible for
your own actions and decisions.
• Read and understand all
instructions before use
• Get specific training on the
Ninja MultiAscend’s proper use.
• Become acquainted with
MultiAscend’s capabilities
and limitations.
• Understand and accept the risks
involved.
• Users must be medically fit for
all activities the MultiAscend is
involved in. Users must be capable
of controlling their own safety in any
emergency situation.
• Failure to heed any of these
warnings could result in severe
injury or death.
• Overloading or dynamic load on the
Ninja MultiAscend may damage the
anchor rope.
• Verify that the product markings are
legible.
Fig 4
WARNINGS
Do not use as a fall arrest device.
Anchor ropes should be attached to the anchor above the user.
Slack between the anchor and the user should be avoided.
Any loading above the published recommendations or dynamic
loading on the MultiAscend may damage both the rope and the
device. Stay within the limitations of the specifications and
lengths documented.
Only competent personnel trained to use this equipment safely
may use it.
Be aware of any dangers that may occur due to the use of
combined items, in which the safe function of any one item is
affected by, or interferes with, the safe function of another.
Do not trail or loop this product over sharp edges. Trailing or
looping safety equipment in such a way may result in death
or injuries.
Do not make any alteration or additions to the equipment
without Harken’s prior written consent. All repairs should only
be carried out according to Harken procedures.
If the product is sold outside of its original country of
destination, the reseller must provide instructions for the
following: use, maintenance, periodic examination, and repair,
in the language of the country where the product is to be used.
Product descriptions/components
Materials:
The product is made of aluminum body and swing plate; stainless
steel hardware, pawls, and harness connection; nylon webbing for the strap;
stainless steel for the metal components of the strap.
Dimensions - Fig 2
Fig 1
YYYYDDD-XXXX
6
7
8
9
2008
EN12841: 2006-B
Ø11 -13mm
140kg
EN567: 2013
Ø9 -13mm
1
4
5
2
3
Fig 4
Nomenclature of parts - Fig 5
A. Top adjustment strap
B. Swing plate
C. Latch
D. Pawls
E. Capscrew
F. Bottom saddle bracket
G. Pawl triggers
H. M4 Ta
pped hole*
I. Body
J. Cotter ring
K. Nylon insert locknut
*for optional locking fastener
swing plate
Certifications
The MultiAscend device complies with regulation (EU) 2016/425 relating
to PPE.
EN 567:2013 ‑ 9–13 mm rope
Tested for certification purposes with the following models of rope:
Tendon Canyon Dry Ø9 mm
Bluewater Protac Ø9 mm
Tendon Static Ø9 mm
Teufelberger KMIII Ø9 mm and Ø13 mm
EN 12841.2006 B ‑ Ø: 11–13 mm, maximum rated load: 140 kg
Tested for certification purposes with the following models of rope (both
low stretch kernmantel ropes according to EN 1891, type A):
Beal Access Ø11 mm
Teufelberger KMIII Ø13 mm
Note: This product has been approved for the use under the following
specific conditions, as indicated in the standard EN 12841:2006: heat, cold,
wet, and oil.
Note: When the adjustable anchor line is loaded by the full weight of the
user this becomes a working line and an independently anchored safety line
should be used in addition for optimum safety of the user.
Note: The primary function of Type B rope adjustment devices is progression
along the working line, and they shall always be used in conjunction with,
and connected to, a Type A rope adjustment when used in accordance with
EN 12841:2006.
Note: When used as a rope adjustment device compliant with EN 12841,
only low stretch Type A kernmantle ropes compliant with EN 1891 shall be
used. When used as a rope clamp compliant with EN 567:2013, the device
can be used with any of the following options:
• Dynamic mountaineering ropes compliant to EN 892
• Accessory cords compliant to EN 564
• Low stretch kernmantle ropes compliant with EN 1891
Note: The harness must be compliant with EN 813 or EN 12277.
Note: It is recommended to use this device only in conjunction with
CE‑marked PPE for compliance with 2016/425.
The EU examination certificate and production control phase were carried
out by Dolomiticert S.C.A.R.L. EU Notified Body (N.B. 2008, Villanova Zona
Industriale 7/A, 32013 Lonarone (BL) — Italy‑Tel. +39 0437 573407).
The EU Declaration of Conformity can be downloaded from the website
www.harken.com.
This manual can be changed without notice.
Consult the website for updated versions or other languages not in
this manual.
Product labeling Fig 4
1. CE mark and number of the
notified body involved in the
control of the production
2. Certification information regarding
EN 12841:2006
3. Certification information regarding
EN 567:2013
4. Latch open direction
5. Correct
loading direction
6. Manufacturer’s part number
7. Name and address of
manufacturer
8. Read the manual
9. Serial number of device
0000 000 - 000
Unit Serial Number
Control
Day of Manufacture
Year of Manufacture
The Serial number is in the format YYYYDDD‑XXXX. This format represents
the following: 4‑digit year, 3‑digit day (Julian calendar count), and a 4‑digit
individual identifier. For example, in the Julian calendar, the number 234
represents August 22.
Use
Connection to the harness:
Connect the
bottom saddle bracket
to
an approved, rated, full‑strength point on the harness’ ventral (frontal)
attachment
Fig 15
. The MultiAscend is considered a full point of attachment
when properly connected to a full body harness:
1. Loop bottom saddle bracket
through harness.
Fig 11
and
Fig 12
2. Screw in cap screw until lock
nut is tight. Cap screw and nut
should turn together free from
base.
Fig 13
3. Loop cotter ring in hole of
cap screw.
4. Connect upper webbing strap
to sternal D‑ring connection of
harness to hold up when not in
use.
Fig 14
WARNING! Not all harnesses are compatible with this chest
ascender. Consult manufacturer for recommendations.
WARNING! Only use lock nut once, then replace.
WARNING! When using the MultiAscend as a chest ascender,
never connect the chest ascender to the harness attachment
point via an additional component (e.g., a connector or a
lanyard). Always connect the saddle bracket directly to the
harness attachment point.
Top adjustment strap
Attach as an alignment support per harness instructions. See
Fig 1
diagram
of strap reeving. Ensure that the top adjustment strap cannot get caught in
the pawls.
WARNING! Strap not for load bearing, only for
alignment purposes
B
C
D
I
A
G
H
E
F
J
K
Fig 5
Harken Inc., USA - One Harken Way, N15W24983 Bluemound Rd., Pewaukee, WI 53072, USA M1033 10/23 Made in USA Printed in USA
Replacement parts
Part no.
Description
IN909
Pin,
bottom saddle bracket,
lock nut and cotter ring
IN910
Webbing strap replacement
IN909
IN910
Fig 3
40 mm
1.59"
120 mm
4.74"
Direction
Direction
of
of
Travel
Travel
73 mm
2.87"
148 mm
5.84"
108 mm
4.25"
Fig 2