WARNING! MACHINE MALFUNCTION HAZARD
Unauthorized changes or modifications to the product could lead to serious injury,
death, or damage to the product. Unauthorized changes or modifications could also
invalidate the guarantee of the product. The manufacturer takes no responsibility for
accidents that are caused by unauthorized modifications to the product.
Only modify the product with the permission of the manufacturer. Any modifications to
the product or its performance require a written approval by the manufacturer.
NOTE
Only use genuine spare parts, materials, and lubricants that are approved by the
manufacturer or representative of the manufacturer. The owner of the product must
ensure that the replacement parts and materials meet these specifications. For more
information, see the spare part manual of the product.
NOTE
Before carrying out any maintenance tasks, familiarize yourself with the chapter Safety
during maintenance.
7.2.1
Service personnel
Only authorized and approved service personnel may perform the detailed examinations that
are necessary for the regular scheduled maintenance inspections. Approved service personnel
include also experienced service technicians who are authorized by the manufacturer or a
representative of the manufacturer. The scheduled maintenance inspections must be performed
in accordance with the inspection and maintenance plan. The manufacturer of the product
provides the inspection and maintenance plan for the product. The original manufacturer of the
product or a representative of the manufacturer has authorized and approved service personnel
to maintain the products.
The owner or operator of the product must perform the daily checks and, if necessary, the daily
lubrication. Approved service personnel that are authorized by the owner may also lubricate the
product at the necessary intervals.
NOTE
Mechanical maintenance work requires special skills and tools to ensure safe and
reliable operation of the product. Only authorized and approved service personnel may
carry out the maintenance work. Approved service personnel include also experienced
service technicians who are authorized by the manufacturer or a representative of the
manufacturer.
7.2.2
Preservation of protection class
The product has as a standard feature the protection class IP66. Preserving the IP rating of the
product requires special attention and procedures in all maintenance tasks where the covers of
the chain hoist are opened.
NOTE
Every time that you reassemble the covers of the chain hoist, inspect the housing seals
for any damage before the installation. If needed, replace the covers to preserve the
protection class.
7.3
Maintenance schedule
7.3.1
Design working period (DWP)
The anticipated hoisting machinery lifetime or design working period (DWP) is based on the
planned use of the hoisting machinery and on the actual hardware that is supplied. The
manufacturer agrees with the customer on the design working period of the hoisting machinery
at the time of the purchase.
The total lifetime of a hoisting machinery consists of one or more design working periods. Each
DWP lasts typically for around ten years, when the equipment is used according to the designed
usage. It is possible that different hoisting machineries that belong to the same crane have a
7 MAINTENANCE
This document and the information contained herein, is the exclusive property of Verlinde S.A.S and represents a non-
public, confidential and proprietary trade secret that may not be reproduced, disclosed to third parties, altered or
otherwise employed in any manner whatsoever without the express written consent of Verlinde S.A.S. Copyright 2020
© Verlinde S.A.S. All rights reserved.
6/2020
