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SYSTEM ASSEMBLY
32
COMPONENTS AND KIT CONTENTS
The thermosiphon solar water heater is supplied with a pipe kit, which contains the components required to
assemble the solar storage tank and solar collectors together.
Pipe kits are available for a system installation with or without a thermosiphon restrictor valve (TRV). The
thermosiphon restrictor valve is installed in the solar cold pipe.
The thermosiphon pipe kits and the systems they are suitable for are:
52D180/1NPT
52D180 tank with
one NPT200
solar collector
using kit
12104779 (with TRV)
or kit
12104220 (without TRV)
52D300/2NPT
52D300 tank with
two NPT200
solar collectors
using kit
12104781 (with TRV)
or kit
1 2104266 (without TRV)
52D180/1NPT
with TRV
52D180/1NPT
without TRV
52D300/2NPT
with TRV
52D300/2NPT
without TRV
Item
Description
Kit 12104779
Kit 12104220
Kit 12104781
Kit 12104266
Supplied in pipe kit
Part No.
Qty
Part No.
Qty
Part No.
Qty
Part No.
Qty
1
Valve HT55 1000kPa EHW
451104
1
451104
1
451104
1
451104
1
2
Valve H50 850kPa EHW
451103
1
451103
1
451103
1
451103
1
3
Valve Trio BVNRI50S
203701
1
203701
1
203701
1
203701
1
4
Strap Roof Fixing S/S
204600
4
204600
4
204600
4
204600
4
5
Clamp Tank
330872
2
330872
2
330872
2
330872
2
6A Collector Rail Std 1 Col
331847
1
331847
1
-
-
-
-
6B Collector Rail Std 2 Col
-
-
-
-
331846
1
331846
1
8
Tank Collector Spacer
337144
2
337144
2
337144
2
337144
2
9A Cold Pipe Assy
-
-
331661
1
-
-
331662
1
9B Cold Pipe Assy TRV Assy Upper
344640
1
-
-
344640
1
-
-
9C Cold Pipe Assy TRV Lower Screwed
344654
1
-
-
344641
1
-
-
11
O’ring 25MM diam
330171
7
330171
7
330171
11
330171
11
12 Union L Screwed Fitting
-
-
-
-
330695
2
330695
2
14 Set Screw Hex M8 x 1.25 x 20 SS
209130
4
209130
4
209130
6
209130
6
15 Nut M8 x 1.25 SS G304 A2-70
209118
4
209118
4
209118
6
209118
6
16 Collector Clamp
331928
2
331928
2
331928
4
331928
4
17 Nut Compression DN15
331655
6
331655
6
331655
6
331655
6
18 Olive DN15
331656
6
331656
6
331656
6
331656
6
19 Union Body R1/2 M x DN15 Olive
331657
4
331657
4
331657
4
331657
4
21 Tee R3/4 M x RP1/2 F x DN15 Olive
331663
1
331663
1
331663
1
331663
1
22A Gland Nut L Collector M33 M
330600
2
330600
2
330600
2
330600
2
22B Blanking Disc L
330606
2
330606
2
330606
2
330606
2
24 Tee RP1/2
331666
1
331666
1
331666
1
331666
1
25 Nipple R1/2 M x R1/2 M
334046
1
334046
1
334046
1
334046
1
28 Valve Thermosiphon Restrictor
344391
1
-
-
344391
1
-
-
29
Silicone Rubber Washer
31 x 22.5 x 2.0
345096
3
-
-
345096
3
-
-
36
Washer Flat
8 x 16 x 1.6mm S/S A2 (304)
209124
4
209124
4
209124
6
209124
6
Supplied with tank (not in pipe kit)
10 Hot Pipe Assy
330663
1
330663
1
330706
1
330706
1
20 Adaptor M33 F x 3/4 M
330602
2
330602
2
330602
2
330602
2