Bosch Installation Manual

Scope of delivery

Greenstar – 6721822579 (2021/01)

2.2 ZWB...-3A - Residential combi boiler for space heating and DHW generation

Fig. 2 Scope of delivery combi boiler ZWB...-3A

Contents of package 1:

[1] Gas condensing boiler

[2] Set of documents for appliance

[3] Mounting bracket with mounting kit

[4] Gas conversion kit

[5] Adapter and cable grommet for connection of a LWCO

Contents of package 2:

[6] Rail with connection box

[7] Flue adapter

[8] Hydraulics connection plate with mounting kit

[9] External supply temperature sensor (NTC)

[10] Bosch Room Controller with an integrated temperature sensor

and set of documents

0010016623-002

1) Concentric vent kit available as accessory.