Warning: this manual contains instructions to be used exclusively by the
installer and/or a competent person in accordance with the current laws in
force.
The end user MUST not make any alterations to the water heater.
Failure to follow the instructions indicated in this manual, which is supplied
with the appliance, could cause injury to persons, animals or damage to
property. UNICAL shall not be held liable for any injury and/or damage.
CONTENTS
1
GENERAL INFORMATIONS .............................................................................................................................................................................
3
1.1
Symbols used in this guide ..........................................................................................................................................................................
3
1.2
Correct use of the appliance .......................................................................................................................................................................
3
1.3
Water treatment ............................................................................................................................................................................................
3
1.4
Informations to be passed over to the user ...............................................................................................................................................
3
1.5
Safety warnings ............................................................................................................................................................................................
4
1.6
Data badge ....................................................................................................................................................................................................
5
1.7
General warnings .........................................................................................................................................................................................
6
2
TECHNICAL FEATURES AND DIMENSIONS .................................................................................................................................................
7
2.1
Technical features ........................................................................................................................................................................................
7
2.2
Dimensions ...................................................................................................................................................................................................
7
2.3
Main components .........................................................................................................................................................................................
8
2.4 Operational data ........................................................................................................................................................................................... 8
2.5
General features ...........................................................................................................................................................................................
8
3
INSTRUCTIONS FOR THE INSTALLER ..........................................................................................................................................................
9
3.1
General warnings ........................................................................................................................................................................................
9
3.2 Installation standards ................................................................................................................................................................................ 10
3.3
Packaging ..................................................................................................................................................................................................
10
3.4 Water heater location ................................................................................................................................................................................ 11
3.5 Mounting of the appliance ......................................................................................................................................................................... 12
3.6 Gas conne ction ........................................................................................................................................................................................ 13
3.7 Water connection ...................................................................................................................................................................................... 12
3.8 Ventilation requirements ............................................................................................................................................................................ 13
3.9 Smoke evacuation connection ................................................................................................................................................................. 13
3.10 Electrical connections ............................................................................................................................................................................... 15
General warnings ...................................................................................................................................................................................... 15
Connection to electrical supply 230V ......................................................................................................................................................
15
3.11 Commissioning .......................................................................................................................................................................................... 15
4
USER’S INSTRUCTIONS ................................................................................................................................................................................. 18
4.1 Control panel .............................................................................................................................................................................................. 18
4.2 Useful suggestions and put in operation ................................................................................................................................................. 18
4.3 Ordinary maintenance .............................................................................................................................................................................. 18
5
INSPECTION AND SERVICE ........................................................................................................................................................................... 18
6
ERROR CODES ................................................................................................................................................................................................ 19