Commissioning; Commissioning The Tank; Shutdown; Shutting Down The Tank - Buderus S 32/5 Notice D'installation Et D'entretien

1
2
3
Fig. 13 Connecting the tank components
[1] Tee section with P&T safety valve
[2] Bracket with aquastat
[3] Drain valve
[4] Coupling
S 32/5 – 6 720 804 007 (2013/02)
4
6 720 801 773-03.4ITL
6

Commissioning

NOTICE: Risk of system damage from excessive
pressure!
Excessive pressure can result in tension cracks in the
enamel coating.
▶ Never plug the discharge line of the T&P safety valve.
6.1

Commissioning the tank

Have the installer of the heating system or a qualified contractor
commission the equipment.
▶ Commission the boiler and additional accessories in accordance with
manufacturer's instructions or the appropriate installation and
operating instructions.
Use only drinking water to check the tank for leaks. On
the DHW side, the test pressure must not exceed 145 psi
(10 bar) gauge pressure.
▶ To bleed air from the tank, open the highest tap/valve.
▶ To fill the tank, open the shut-off valve for the cold water inlet.
▶ Flush the tank and piping thoroughly prior to commissioning.
▶ Before heating up, verify that the boiler, tank and pipework are filled
with water.
▶ Check all connections, piping and the inspection port for leaks.
7

Shutdown

7.1

Shutting down the tank

▶ Switch off the temperature controller at the control panel, shut of the
heating system emergency shutoff switch, or disengage the heating
system circuit breaker.
WARNING: Risk of scalding from hot water!
▶ Let the tank cool down sufficiently.
▶ Close the cold water inlet shutoff valve.
▶ Drain the tank via the drain valve by opening the highest faucet.
▶ Close the shut-off valves to and from the boiler.
▶ Depressurize the heat exchanger.
▶ Drain and blow out the heat exchanger.
▶ To prevent corrosion, dry out the inner space and keep the inspection
port covers open.
7.2 Shutting down the heating system when there is a risk
of frost
▶ Shut down the heating system and the tank as shown in chapter 7.1.
Fully drain the tank – even the lowest section of the tank
and the heating coil.
6
Commissioning
13