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19. Commissioning checklist
No. Installation
1
Collectors installed safely in case of storms
O
2
Solar line connected to the earthing system
O
3
Blow-off line permanently secured to the safety valve of the solar circuit
O
4
Drip container positioned below the blow-off line (solar circuit)
O
5
Blow-off line fitted to the safety valve and connected to the drain
O
6
Thermostatically controlled mixing valve installed at the DHW outlet or limiting the cylinder
temperature with the control unit to 60 °C
O
Commissioning
7
Expansion vessel pre-charge pressure (check prior to filling) ___________bar
O
8
Solar circuit filled and flushed with heat transfer medium
O
9
Pump, cylinder indirect coil and collector vented (block gravity brake for venting purposes)
O
10 Air vent trap on the collector vented (if installed)
O
11
Solar circuit pressure tested, incl. leak check on all threaded, solder and compression fittings
O
12
All joints (glands on shut-off valves and fill & drain valves) leak tested
O
13 System pressure (cold) _________bar
O
14 Gravity brake functions OK
O
16
DHW cylinder filled and vented on the DHW side
O
17 Shading of collectors removed
O
Control systems
18 Temperature sensors indicate realistic values
O
19 Solar circuit pump running and circulating the heat transfer medium; poss. adjusted
(flow meter: _________l/min)
O
20 Solar circuit and cylinder are getting warm
O
21 Boiler boosting starts at: ________°C
O
22 Option: DHW circulation pump runtime from ______ h to _____ h
O
Instructions: The system user has been instructed as follows:
23 Basic function and operation of the solar control unit incl. DHW circulation pump
O
24 Instruction in the inspection options of the protective cylinder anode
O
25 Service interval
O
26
Confirmation of commissioning by the system user
O
27 Handover of documents
O
