Need help?Do you have a question about the Chappee initia+ DUO 3.25 HTE and is the answer not in the manual?
Critical safety instructions and warnings related to appliance operation.
Essential steps before boiler installation and use, ensuring compliance and warranty.
List of error codes, their descriptions, and user reset procedures.
Procedures for dealing with faults that require professional intervention.
Wiring instructions for connecting a room thermostat.
How to adjust boiler settings using the remote control interface.
Settings and connections for low-temperature heating systems like underfloor heating.
Step-by-step guide for the first-time ignition and setup.
Procedure for converting the boiler between natural gas and LPG.
Steps to calibrate the gas valve for correct combustion.
To Next Page
General