ACV E-tech P 115, Установка, эксплуатация и обслуживание

Страница: 15 / 40

15
CHECKS AND SETUP BEFORE START UP
Set-up conditions
•
Boiler shut down using the ON/OFF switch
•
External power supply isolated (through the exter-
nal electrical box).
Procedure
1. Remove the top, front and right side panels.
See
"Removal and Installation of the Access Pan-
els" on page 10
.
2. Place the internal circuit breaker to OFF (See
"12.
Circuit breaker 3A 400 V" on page 17
, ML sec-
tion).
3. Check that all electrical connections are tight,
and more particularly the attachment nuts of the
heating elements (nominal torque: 10 Nm).
4. Check that all internal relays and contactors are
secure on the DIN rails.
5. Place control thermostat on the required tem-
perature.
FILLING THE SYSTEM
If the system is fitted with an external
hot water tank, first put the DHW circuit
under pressure before pressurizing the
heating (primary) circuit. Refer to the hot
water preparation tank manual for more
information.
Set-up conditions
•
External power supply isolated
•
DHW circuit (if any) under pressure
Filling procedure
1. Open the isolating valves ( 1 ).
2. Make sure that the drain valve ( 3 ) is tightly closed.
3. Open the filling valve ( 2 ).
4. Make sure the air vent is open, as required.
5. Once the system is bled from air, bring the pres-
sure to the static pressure at 1.5 bar
6. Close the filling valve ( 2 )
Follow-on tasks
•
Check there is no leak.
Essential recommendations for safety
• The components inside the boiler may only
be accessed by an approved installer.
• Set the water temperature in accordance with
usage and local plumbing codes.
• Make sure that the heating circuit filling valve
is closed once the starting up process is
complete.
• Make sure that all connections are made and
tight.
SAFETY INSTRUCTIONS FOR STARTING UP
Cold water
Hot water
1
1
2
3
4
EN
Commissioning