Atag i Series Technical Guide

Combi boiler hot water mode (DHW)
D.H.W. Demand
Pump On
Pump Check by
Water Pressure - OK
Diverter Valve
D.H.W. Position
Gas Valve Start
Sequence
Fan On
612 Fan Error
No Ignition
Boiler Operating
Gas Valve Opens
Spark
Ignition
Flame ON
Flame
Stabilization
5 Seconds
Stabilization
No Flame
Detection
D.H.W. Rated
Output
5 Attempts –
Ignition Achieved
NO
YES
YES
YES
Error code: 501
No flame
detected - Reset
NO
NO
5 Attempts 5P1
or 5P2 - Ignition
Achieved
iC & iS Range Error Code: 140
iR Range Error Code: 141
20

Atag i Series Specifications

General

Brand	Atag
Model	i Series
Category	Boiler
Language	English