Viessmann VITOCAL 222-S Installation And Service Instructions Manual page 31

Installing the internal unit
Assembly and sealing faces to note
1. With the pipe outlets, ensure dia-
phragm grommets A are seated
correctly.
Seal diaphragm grommets A with
adhesive tape if necessary.
(cont.)
2. Fit the cylinder module in reverse
order to that described on page 25.
!
Please note
Make tight hydraulic connec-
tions between the heat pump
module and cylinder module.
With pipe outlets, ensure lock-
ing tabs C are seated cor-
rectly (see following illustra-
tion).
!
Please note
Seal the appliance so it is
soundproof and impermea-
ble.
The sealing tape on the side
panels must be in close con-
tact with sealing faces B on
the casing (see following illus-
tration).
Installation sequence
31