Riello SC ACS 160, Руководство пользователя

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16
SYSTEM VARIANT WITH SINGLE RETURN TO STORAGE CYLINDER
b
The following procedure must be completed before putting the sys-
tem into service.
Proceed as follows to disable the return to the middle of the storage cyl-
inder.
- Close cock RP2 (primary return to middle of storage cylinder);
b
We recommend that you screw a 1 ½” M plug into the RP2 fitting.
- Identify the diverter valve with servomotor at the rear of the mixer;
- Loosen the two lock screws with a screwdriver;
- Remove the servomotor by pulling it upwards and place it to the side
of the valve.
ELECTRICAL CONNECTIONS
The product must be installed and all electrical connections made by suitably qualified personnel in conformity to appli-
cable standards. The controller’s mains power cable must be connected to a fused, two-pole switch (power supply 230
VAC, 50 Hz). The product must be correctly connected to ground.
b
The unit must be connected to the mains power supply via an earth leakage breaker in accordance with applicable
standards. The manufacturer cannot be held responsible for the consequences of improper uses.
b
Electrical connections must only be made by qualified personnel.
a
Never under any circumstances dispose of the controller with ordinary household refuse. Dispose of the controller
only at designated collection points or return it to the dealer or manufacturer.
b
The manufacturer declines all responsibility for damage caused by failing to ground the product adequately or by
failure to respect the wiring diagrams provided in this manual.
PRIMARY CIRCUIT FILLING PROCEDURE
b
Fill and bleed the primary circuit with the water at ambient temperature.
- Set the controller for operation in manual mode (see parameter 4.2).
- Set to ON: R3, V2, V3 and V4 which espectively allow you to open the mixing valve and put it into operation primary
side circulators.
- Open the vent valve.
- Pump water around the circuit for 2 minutes.
- Switch on relay R1 to open the storage tank middle valve (double return variant)
- Pump water around the circuit for 2 minutes.
- Close the vent valve.
- Set the controller for operation in automatic mode (see parameter 4.1).
RP2
A
B
All BIG T-FAST ie versions are supplied with S4 temper-
ature probe (puffer high) already wired to the electrical
panel, to be connected to the puffer.
S5 PROBE POSITIONING (ONLY WITH DIVERTER KIT)
If BIG T-FAST ie is equipped with a diverter valve primary
return kit, it is necessary to connect S5 probe (low puffer)
supplied and already wired to the electrical panel, in the
lower part of the puffer.
S4
S5