Hoval UltraGas 15 User Manual

The oor standing gas condensing boiler UltraGas
®
are
designed and approved for use as heat generators for
hot water heating systems with a permissible ow tem-
perature of up to 85ºC
1)
, in accordance with EN 483 and
EN 677. They are designed for continuously adjustable
reduced output operation in heating systems.
1)
See technical data
Rated output levels at 40/30ºC
and for natural gas
30-UltraGas
®
(15) 3,1 - 15,5 kW
30-UltraGas
®
(20) 4,0 - 20,2 kW
30-UltraGas
®
(27) 5,0 - 27,2 kW
30-UltraGas
®
(35) 5,8 - 35,7 kW
30-UltraGas
®
(50) 8,3 - 50,1 kW
UltraGas
®
(15-50)
Condensing gas heating boilers
for natural gas and liquid gas
for modulating operation
Hoval products must be installed and commissioned
only by appropriately qualied experts. These instruc-
tions are intended exclusively for the specialist. Electri-
cal installations may only be carried out by a qualied
electrician.
Subject to modi cations |
EN
Technical information
Installation instructions
4 210 264 / 04 - 08/13

Hoval UltraGas 15 Specifications

General

Brand	Hoval
Model	UltraGas 15
Category	Boiler
Language	English

Summary

Safety Instructions

Technical data

Description of the boiler

Technical data

Presents comprehensive technical specifications, performance data, and dimensions for the boiler models.

Dimensions

Space requirements

Brief description of the automatic firing device

Installation

Boiler room requirements

Specifies conditions and regulations for the installation room, including ventilation.

Flue gas connection and flue

Guidance on connecting the flue gas system according to safety directives and requirements.

Condensate drainage

Instructions for the proper installation and material requirements for condensate drainage pipes.

Fitting the condensate drain (standard design with siphon)

Step-by-step guide for installing the standard condensate drain with a siphon.

Fitting the neutralisation box (if fitted)

Detailed instructions for installing the neutralisation box for condensate treatment.

Fitting the condensate delivery pump

Steps for installing the condensate delivery pump for higher drain lines.

Fitting the neutralisation box and the condensate delivery pump

Combined instructions for installing both the neutralisation box and pump.

Hydraulic connection

Information on connecting the boiler's hydraulic system and important considerations.

Electrical connection

Guidelines for the electrical installation, including safety and wiring requirements.

Commissioning

Filling with water

Water quality

Bleeding the air from the gas line

Gas inlet pressure

Setting the gas flow rate CO₂(O₂) and measurement of NOx/CO content in the flue gas (flue gas measurement)

Changing over to a different gas type

Handover to the user

Maintenance

Safety information

Safety warnings and precautions related to performing maintenance tasks on the boiler.

Water refilling

Cleaning

Setting the gas flow rate CO₂(O₂) and measurement of NOx/CO content in the flue gas (flue gas measuring according to point 6.7)

Clean siphon or neutralisation box

Overview of settings

Table of parameters

Comprehensive list of adjustable parameters with their factory settings and ranges.