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0800 sunshine |
| www.sunshinesolar.co.nz |
12
Section 7:
Electrical
Use controller manual supplied for detailed instructions; also refer to
plumbing & electrical schematic on page 5 of this guide.
1.
Mount controller (and relay for retrofits).
2.
Attach probes T3 at middle and T2 at bottom of cylinder(s) (top connect behind
insulation ½ way from top of cylinder, bottom thermocouple often is best behind
insulation touching copper by thermostat / element) – New systems will have specific
probe pockets.
3.
Ensure probe pockets are free of moisture. Use probe grommet to stop water getting
into pocket.
4.
Ensure good connection between probe and inside of cylinder.
5.
Connect thermocouples to controller.
6.
Connect pump.
7.
Connect controller to element via single pole relay if not a solar cylinder – supply must
not be subject to ripple control.
8.
Connect power to controller – relay is a switch, do NOT connect an outside live to relay.
9.
Switch on and test.
10.
For overheat dump option connect pipe thermostat, (live comes from P1 connection) and
3-way valve.
11.
For a solar cylinder use only the top element and connect direct to the mains (not
through the controller) on all day rate.
Section 8:
Finishing Off
13.
Purge pipe and pump of air.
14.
Set the pump speed – I for <30 tubes, III <50 tubes.
15.
Pressure test for leaks by opening to operating pressure and running the pump.
16.
Install tubes into manifold – see page 13 for directions.
17.
Fit exterior insulation – so that no bare copper or brass is showing.
18.
UV protect the insulation if not already protected by using PVC tape, cover red dektite.
19.
Program the controller. Full description for setup options and maintenance given in the
controller manual supplied. Also see page 14.
20.
Debrief and review settings with customer.
21.
Fill out CoC’s and PS3’s for council.
22.
Clean up the site from boxes, wires, etc.
23.
Complete installer checklist – page 17.