28
DTN 80
02.2019 | Designed in Germany
Swing-door drive
Operating instructions
eng
14.2 Inspection and maintenance of a hold-open system
The operator is obliged at intervals of not longer than twelve months to
carry out or arrange tests of the hold-open system to ensure that all devices
interact correctly and without faults and to carry out maintenance work.
This inspection must be carried out by hold-open system specialists or per-
sons who have received appropriate training.
The scope, outcome and timing of the annual inspection and maintenance
must be recorded in the 'Acceptance testing and maintenance log for the
hold-open system' under the 'Maintenance and inspection log for hold-open
systems' heading. These records must be kept by the operator.
14.3 Service and maintenance
Maintenance and service work must be carried out by specialists who are
authorised by GU.
It is advisable to conclude a service and maintenance contract with GU.
