Roca NR-15/20 User Manual

NR-15/20, R-20/20, R-20/20FF, R-20/20 T
R-20/20 P & R-20/20 FP
Wall-mounted gas boiler
Installation, Assembly
and Working Instructions
for the INSTALLER Page ....................... 8 - 10
Wandgaskessel
Installations-, Montage-
und Betriebsanleitung
für den INSTALLATEUR Seite .......................13 - 15
Caldaia murale a gas
Istruzioni per l’Installazione,
il Montaggio e il Funzionamento
per l’INSTALLATORE Pagina.....................16 - 18
Caldeira mural a gás
Instruções de Instalação,
Montagem e Funcionamento
para o INSTALADOR Página ..................... 18 - 20
Caldera mural de gas
Instrucciones de Instalación,
Montaje y Funcionamiento
para el INSTALADOR Página .................... 6 - 8
Chaudière murale à gaz
Instructions d’Installation,
de Montage et de Fonctionnement
pour l’INSTALLATEUR Page .......................10 - 13
NR-15/20.0003 NR-15/20.0603 NR-15/20.0203 NR-15/20.0803 NR-15/20.0403 NR-15/20.0003
NR-15/20.1.003 NR-15/20.1.0603 NR-15/20.1.0203 NR-15/20.1.0803 NR-15/20.1.0403 NR-15/20.1.0003
R-20/20.0009 R-20/20.0609 R-20/20.0209 R-20/20.0809 R-20/20.0409 R-20/20.0009
R-20/20.1.0009 R-20/20.1.0609 R-20/20.1.0209 R-20/20.1.0809 R-20/20.1.0409 R-20/20.1.0009
R-20/20FF.0010 R-20/20FF.0610 R-20/20FF.5010 R-20/20FF.0810 R-20/20FF.0410 R-20/20FF.0010
R-20/20T.0006 R-20/20T.0606 R-20/20T.0206 R-20/20T.0806 R-20/20T.0406 R-20/20T.0006
R-20/20P.1.0009 R-20/20P.1.0609 R-20/20P.1.0209 R-20/20P.1.0809 R-20/20P.1.0409 R-20/20P.1.0009
R-20/20P.0009 R-20/20P.0609 R-20/20P.0209 R-20/20P.0809 R-20/20P.0409 R-20/20P.0009
R-20/20FP.0010 R-20/20FP.0610 R-20/20FP.0210 R-20/20FP.0810 R-20/20FP.0410 R-20/20FP.0010
R-20/20 T
NR-15/20, R-20/20, R-20/20 P R-20/20 FF, R-20/20 FP
E D
GB
F
I
P
E GB F D I P

Roca NR-15/20 Specifications

General

Brand	Roca
Model	NR-15/20
Category	Boiler
Language	English

Summary

Main features

Technical specifications

Provides technical data including boiler type, electrical output, power supply, and dimensions.

Installation and assembly Recommendations

Offers guidance on mounting, clearances, and professional installation requirements for safe operation.

Location and water connections

Details on positioning the boiler and connecting water pipes using a marking template.

Identification of valves

Lists and identifies key valves on the boiler for CH, DHW, and gas connections.

Flue duct

Information on selecting and installing appropriate flue ducts for safe exhaust of combustion gases.

Permanent Monitoring System

Anti-lockout

System to activate the pump periodically to prevent lockout.

Anti-inertia

Ensures the pump runs briefly after heating cycles to prevent damage.

Anti-freeze protection feature

Activates pump and ignition to prevent freezing of the heating circuit.

Regulation of gas consumption

Changing the type of gas

Domestic Hot Water Adjustment