Bosch Greenstar Wall Boiler (ZBR16/21/28/35/42-3A... | ZWB28/35/42-3A): Inspection and Maintenance
This general maintenance procedure also serves as an inspection form. Maintenance is required for a long service life of the appliance, for effficient and economical operation, and to keep the environmental impact as low as possible.
Bosch Greenstar Wall Boiler (ZBR16/21/28/35/42-3A... | ZWB28/35/42-3A): Inspection and Maintenance
This general maintenance procedure also serves as an inspection form. Maintenance is required for a long service life of the appliance, for effficient and economical operation, and to keep the environmental impact as low as possible.
Inspection and maintenance
The operator is responsible for the safety and environmental compatibility of the heating system (see local regulations).
It is therefore recommended to sign a maintenance and inspection contract with a trained and certified heating contractor that provides annual inspection and maintenance. This ensures high efficiency and environmentally compatible combustion.
Cleaning the outside of the boiler and the control unit
Wipe down with a damp cloth. Do not use any abrasive or corrosive cleaning agents.
Source: Bosch (www.bosch-climate.us)