Warnings
Installation manual – System controller
5
III
Earthing
Electrical safety depends on effective earthing sys-
tem, correctly connected to the appliance and in-
stalled according to the regulations in force.
In the event of failure
Operations on internal components and repairs
may exclusively be carried out by a TAC, using only
original spare parts.
In the event of fault of the appliance, do not at-
tempt to repair and/or restore and immediately
contact the TAC.
Keep the Manual
This Installation manual must always accompany
the appliance and must be handed to the new
owner or installer in the event of sale or removal.
The equipment must be installed indoors and out
of the weather. For its positioning, refer to the pro-
tection rating given in Paragraph 2
p. 9.
III.2
COMPLIANCE
For the appliance's technical and conformity data, refer to
III.3
EQUIPMENT
The standard equipment for the System controller
includes:
1. CSK18 electrical enclosure: contains the Siemens
RVS21.826 electronic board, the relays and electrical
terminal blocks.
1. QAA74.611 advanced room unit.
1. Siemens QAC34 outdoor temperature probe.
Optional additional room units are available, of types
QAA74.611 (optional code ODSP050) and QAA55.110 (op-
tional code ODSP004).
III.4
EXCLUSIONS OF LIABILITY AND
WARRANTY
Any contractual or extra-contractual liability of the
manufacturer for any damage caused by incorrect
installation and/or improper use and/or failure to
comply with regulations and with the manufactur-
er's directions/instructions shall be disclaimed.
In particular, the warranty on the appliance may be
rendered void by the following conditions:
Incorrect installation/cabling.
Misuse.
Failure to comply with the manufacturer's indica-
tions on installation, use and maintenance.
Alteration or modification of the product or any
part thereof.
Extreme operational conditions or however out-
side of the operational ranges set forth by the man-
ufacturer.
Abnormal actions transmitted to the appliance by
the system or installation (mechanical stresses,
pressure, vibrations, thermal expansion, electrical
surges...).
Accidental damages or due to force majeure.
