Putting Into Service - Riello SC ACS 40 Manual

ELECTRICAL CONNECTIONS
The following instructions are mandatory.
1 Use a multi-pole, magnetic thermal, earth leakage breaker and disconnector that conforms to legislation in the coun-
try of installation.
2 Respect the L (Phase) - N (Neutral) polarity. Keep the ground wire about 2 cm longer than the power wires.
3 Make sure the product is correctly connected to ground.
a
It is strictly forbidden to use water pipes to ground the product.
a
Do not route the power cable near hot surfaces (like hot water pipes). Use a suitable class of cable if there is any
possibility of contact with parts at temperatures above 50°C.
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.
FILLING PROCEDURE, PRIMARY CIRCUIT
b
Fill and bleed the primary circuit with the water at ambient temperature.
- Open the primary circuit inlet and outlet ball valves.
- Set the controller for operation in manual mode (see parameter 3.2).
- Switch on the primary circuit pump.
- Open the vent valve.
- Pump water around the circuit until all air bubbles have been eliminated.
- Close the vent valve.
- Set the controller for operation in automatic mode (see parameter 3.1).
b
CAUTION! Completely fill the water circuit before putting the product into service.
- Check that the non-return valves are in the right position.
- Fill and bleed the primary circuit.
- Fill the secondary (DHW) circuit.
- Check that the mixer is water-tight.
- Power on the mixer.
- Check that the system works correctly.
b
All fittings are assembled in the factory. It is nevertheless advisable to check their tightness after installing the prod-
uct. It is also necessary to test the product for water tightness at operating pressure when putting it into service.
- If there is recirculation, set the parameters as described in the paragraph "DEFAULT PARAMETER SETTINGS TABLE"
on page 25 or in the recirculation manual.
- For changes to the parameters, refer to the table on page 25.

PUTTING INTO SERVICE

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