Unical KONf 100, Installation And Servicing Manual

23

ENGLISH

Installation Instructions

Commissioning must be done by professionally 

qualified personnel. Unical AG S.p.A. will not be 

held liable for damage to persons, animals or 

objects due to failure to comply with the above 

instruction. 
Before commissioning the boiler, check that:

3.10 - COMMISSIONING

does the installation meet the specific standards and  regulations in force, both relating to the

gas part as well as the electrical part?

do the combustion air intake and flue gas exhaust take place properly according to what is defined by the specific 

rules and regulations in force?

is the fuel supply system sized according to the capacity required by the boiler? 

Is it equipped with all safety and control devices required by the standards in force?

is the power supply of the boiler 230V - 50Hz?

has the system been filled with water (approximately 0.8/1 bar pressure on the pressure gauge with the pump 

stopped)?

Has the condensation drain trap been filled with water as indicated in chapter 3.7?

are any system shut-off gate valves open?

does the gas to be used correspond to the boiler calibration gas?: otherwise, perform the boiler conversion in order to 

use the gas available (see section: 4.3”);

this operation must be carried out by technical staff qualified in compliance with the standards in force;
is the gas supply valve open?

has the system been checked for gas leaks?

is the outside main switch ON?

is the system safety valve efficient and is it connected to the drains?

is the condensation drain trap connected to the drains? 
has the system been checked for water leaks?

are the ventilation conditions and minimum distances to perform any maintenance

ensured?

have the GAS, HEATING and DOMESTIC HOT WATER pipes been cleaned thoroughly with products suitable for 

each circuit?

has a surveillance and protection system against gas leaks been installed? (Optional)

are the system pipes NOT used as the electrical system earthing? 

has the system been sized properly bearing in mind the radiator pressure drops? 

thermostatic valves, radiator stop valves 

has the operator been trained and has the documentation been supplied?

Please tick the operations performed

Switching boiler on and off

NOTE!

 For more information

 See Technical Info

 from site indicated at pag. 2