OPERATING AND MAINTENANCE MANUAL
Operation and maintenance
MCCY - CY 013÷301
53
ENGLISH
EN
The data in this manual are not binding and they can be modified by the manufacturer without notice.
Reproduction of this manual is strictly prohibited.
9.2.2
Water circuit emptying
ATTENTION
If it will be necessary to empty the water circuit, the CY units are equipped with specific cocks.
Here below there are the different configurations and the positioning of the cock:
•
in the CY 013÷021 models both
complete
and
without
hydraulic group there is a cock in the lower part of the
connections side (see FIG. B)
•
in the CY 031÷071 models
with
hydraulic group there is a cock in the lower part of the connections side (see
FIG. B), and a second one in the evaporator (see FIG. A)
in the CY 031÷071 models
without
the hydraulic group there is only the cock in the evaporator (see FIG. A)
Units MCCY-CY 031÷071
•
to access the refrigerant circuit and the pump remove the panel a
L
(B).
•
to access the electric board components set the main switch on “O” and remove the panel (C).
•
to access the water circuit components remove the panel (A), before you have to remove the panel (D).
•
to access the fan and the condenser remove the panel (D).
Units MCCY-CY 081÷101
Units MCCY-CY 131÷301
•
to access the refrigerant circuit and the pump
remove the panels (A) (B) and (C).
•
to access the electric board components set
the main switch on “O” and remove the panel
(B).
•
to access the water circuit, fan and condenser
components remove the back panel (D).
•
to access the refrigerant circuit and the pump
remove the panels (A) (B) and (C).
•
To gain access to the components of the
power board, turn the main switch/circuit
breaker to the open “O” position and open the
doors of the power board (E) by turning the
bolts with the provided keys.
•
to access the water circuit, fan and condenser
components remove the back panel (D).
D
C
B
A
A
C
B
D
C
D
B
A
C
D
B
A
E
Summary of Contents for MCCY-CY013 301
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