System Wiring Instructions - Ferroli MD-CCM09 Manual De Instalación Y Del Usuario

After completing the installation, make sure that the unit operates
properly during the start-up operation. Please instruct the customer on
how to operate the unit and keep it maintained. Also, inform customers
that they should store this installation manual along with the owner's
manual for future reference.
WARNING
Dealers or professional staffs shall be consigned to carry
on installation, otherwise electric shock or fire accident
may be caused by improper installation.
Conduct installation strictly according to this installation
instruction. Improper installation may lead to electric
shock or fire accident.
Reinstallation shall be conducted by professional staffs,
otherwise electric shock or fire accident may be caused by
improper installation.
Do not disassembly or assembly it randomly. Random
disassembly and assembly may cause the abnormal
operating and heating of the air conditioning system, thus
leading to fire accident.
Owner's & Installation manual
2
Do not install it in the place with the flammable gas
leakage. Once the flammable gas leaks, the leakage will
stay among the surrounding of the weekly timer and cause
fire accident.
The wiring shall adapt to the current of weekly-timer
central controller, otherwise it is easy to cause the leakage
and heating, thus leading to fire accident.

2. SYSTEM WIRING INSTRUCTIONS

2.1 Connecting diagram for air-conditioning
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Cod. 3QE46680 - Rev. 00 - 01/2021
CAUTION
system with central network
Correct connecting diagram 1
Indoor Indoor Indoor
Weekly-timer central controller
Indoor Indoor Indoor
Fig.2-1
EN