Heatrae Sadia HOTFLO Installation And User Instructions Manual page 3

WARNING: IF WATER FLOWS FROM THE PRESSURE RELIEF
VALVE OR TEMPERATURE/PRESSURE RELIEF VALVE THE
ELECTRICITY SUPPLY MUST BE SWITCHED OFF IMMEDI-
ATELY. CONTACT THE HEATRAE SADIA SERVICE TEAM
(Tel: 01603 420330) OR AN APPROVED INSTALLER.
Diagram 1 For inlet pressures up to 4.1 bar (60 p.s.i.)
Diagram 2 For inlet pressures up to 4.1 bar (60 p.s.i.) where expansion
in main supply is not possible
Diagram 3 For inlet water pressures above 4.1 bar (60 p.s.i.)
3