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Rinnai S20 User Manual

Rinnai S20
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Rinnai 39 Split Solar OIM
SOLAR PUMP OPERATION
1� Ensure all sensors are connected as shown on page 37�
2� Activate power supply
3� Pumps will operate when solar energy is available to be collected�
Adjusting Flow Rate
NOTE
If there is not solar energy available, the system can still be commissioned using the pump test
function as detailed in the solar controller instructions�
The purpose of controlling the water ow rate between the collectors and storage cylinder is to optimise the
performance of the system. The optimum ow rate for the system depends on the number and type of collectors.
Combined
Flow and
Return
Pipe
Length
1 at plate
collector or 20
Evacuated Tubes
25 or 30
Evacuated Tubes
40 or 50
Evacuated Tubes
2 at plate
collectors
3 at plate
collectors
< 30
metres of
(DN15)
1
2
3
4
5
6
7
E
C
O
1
2
3
4
5
6
7
E
C
O
1
2
3
4
5
6
7
E
C
O
1
2
3
4
5
6
7
E
C
O
1
2
3
4
5
6
7
E
C
O
30-40
metres
(DN15)
1
2
3
4
5
6
7
E
C
O
1
2
3
4
5
6
7
E
C
O
1
2
3
4
5
6
7
E
C
O
1
2
3
4
5
6
7
E
C
O
1
2
3
4
5
6
7
E
C
O
1
2
3
4
5
6
7
E
C
O
PRE SOLAR HEATING CHECKS
Before commencing solar heating of the water in the system ensure the following actions have been completed:
Solar Collectors
1� Are the solar collectors installed with the correct slope and orientation to the sun?
2� Is the installation nished neatly with the roof made good, all tiles and ashings in place?
3� Are the bolts tight on the roof framework?
4� Are all solar collector straps tted and correctly anchored to the roof structure?
5� If leak testing completed and successful, have any covers been removed from the solar collectors?
6� Has operation of the solar pump been checked?
7� Have the hot and cold sensors and leads been positioned and connected correctly?
8� Has the air bleed valve been opened?
INSTALLATION

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Rinnai S20 Specifications

General IconGeneral
BrandRinnai
ModelS20
CategoryWater System
LanguageEnglish

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