CONTENTS
HOUSEHOLDER
This booklet contains important information about your
new water heater, including terms of the Solahart warranty.
We recommend you read pages 6 to 19,
and the terms of the Solahart warranty on pages 4 to 5.
The other pages are intended for the installer but may be of interest.
Solahart Thermosiphon Solar Water Heater Warranty ............................................................ 4
Safety, Warnings, Installation Notes ........................................................................................ 6
Here's How It Works ................................................................................................................. 9
Facts You Should Know About Your Water Heater ............................................................... 10
Operating Your Solar Water Heater ....................................................................................... 12
Save A Service Call ................................................................................................................ 15
Water Supplies ....................................................................................................................... 16
Maintenance Requirements.................................................................................................... 18
Installation Instructions - All Models ....................................................................................... 20
Installation Instructions
– Closed Circuit Series ..................................................................... 29
Installation Instructions
– Open Circuit Series........................................................................ 35
Technical Specifications
– Systems ....................................................................................... 39
Technical Specifications
– Tanks and Collectors ................................................................... 40
Annual Performance Calculations For Europe ....................................................................... 41
South African System SANS 1307 Details ............................................................................. 43
Installation Diagrams
– Models 151J, 181J, 181LCSC, 181BTC .......................................... 44
Installation Diagrams
– Models 151L, 181L ........................................................................... 45
Installation Diagrams
– Models 302J, 302LCSC, 302BTC, 303J........................................... 46
Installation Diagrams
– Models 302L, 303L ........................................................................... 47
Connection Details ................................................................................................................. 48
Installation Check list .............................................................................................................. 52
Servicing ................................................................................................................................. 53
Solahart Installation Report .................................................................................................... 57
Solahart Offices ...................................................................................................................... 60