Technical data

5584 069 - 05

Vitocrossal 200, CM2 400, 500, 620 and 620 TX Installation

Boiler

Flex Hose Air Intake Adaptor

Note: The combustion air intake adapter must be installed

before installing the boiler insulation (whether the

air for the combustion is drawn directly from the

outdoors or a Room Air Dependent combustion

system is used).

1. Place the flex hose adaptor to the boiler frame

bracket.

2. Attach using two M8 bolts, nuts and washers.

1. Attach the flex hose

7 8 in. (200 mm) to the flex

hose adaptor and secure the flex hose to the flex

hose adaptor with the retaining clamp.

2. Secure the flex hose to the support bracket with

the retaining clamp.

Note: Do not squeeze hose when securing it with

the retaining clamp.

Combustion Air Flex Hose