Robur K18 Hybrigas, Installation, Use And Maintenance Manual, Page: 4 / 60

Introduction
4
I
I INTRODUCTION
Manual
This Manual is an integral part of the K18 Hybrigas unit
and must be handed to the end user together with the
appliance.
I.1 RECIPIENTS
This Manual is intended for:
▶
end user, for appropriate and safe use of the appliance;
▶
qualified installer, for correct appliance installation;
▶
planner, for specific information on the appliance.
I.2
CONTROL DEVICE
In order to work, the K18 Hybrigas unit requires a control device
to be connected by the installer (see Paragraph 1.8 p. 21).
II SYMBOLS AND DEFINITIONS
II.1
KEY TO SYMBOLS
DANGER
WARNING
NOTE
PROCEDURE
REFERENCE (to other document)
II.2 TERMS AND DEFINITIONS
Appliance / Unit = equivalent terms, both used to refer to the
hybrid gas absorption group.
TAC = Technical Assistance Centre authorised by Robur.
External request = generic control device (e.g. thermostat, tim-
er or any other system) equipped with a voltage-free NO contact
and used as control to start/stop the unit.
Ambient chronothermostat OCDS007 = control device to con-
trol a K18 Hybrigas appliance.
OQLT019 system controller = control system to control a
K18 Hybrigas appliance, one or more heating circuits and DHW
production.
GUE (Gas Utilization Efficiency) = efficiency index of gas heat
pumps, equal to the ratio between the thermal energy pro-
duced and the energy of the fuel used (relative to LCV, lower
calorific value).
First Switch-On = appliance commissioning operation which
may only and exclusively be carried out by a TAC.
GHP10 Board = electronic board on the unit, to control all func-
tions and to provide interface with other devices and with the
user.
III WARNINGS
III.1 GENERAL AND SAFETY WARNINGS
Installer's qualifications
Installation must exclusively be performed by a Qualified
Firm and by Skilled Personnel, with specific knowledge
on heating, cooling, electrical systems and gas applianc-
es, in compliance with the laws in force in the Country of
installation.
Declaration of Conformity
Upon completing installation, the installing firm shall
issue to the owner/client the appliance's Workmanlike
Conformity Declaration, according to national/local reg-
ulations in force and the manufacturer's instructions/
provisions.
Misuse
The appliance must only be used for the purposes for
which it has been designed. Any other use is deemed
hazardous. Incorrect use may affect operation, duration
and safety of the appliance. Adhere to the manufacturer's
instructions.
Use of the appliance by children
The device can be used by children over 8 years old,
and by people with reduced physical, sensory or mental
capabilities, or lack of experience or knowledge, only if
they are under surveillance or after they have received
instructions regarding safe use of the appliance and un-
derstanding the dangers inherent in it. Children should
not play with the appliance. Cleaning and maintenance
that must be performed by the user must not be per-
formed by unsupervised children.
Hazardous situations
„ Do not start the appliance in hazardous conditions, such
as: gas smell, problems with the plumbing/electrical/gas
system, parts of the appliance under water or damaged,
malfunctioning, disabling or bypassing control and safe-
ty devices.
„ In case of danger, request intervention by skilled person-
nel.
„
In case of danger, switch off the electrical power and gas
supplies only if this can be done in total safety.