Rinnai E75CN - Manual (Page 64)

Installation & Servicing Instructions Rinnai E-Series
64
check flow
through the
installation
15.1.2 Block 11
see the installation instructions for the hydraulic
connections to the boiler
(3-Way-Thermostatic valve, Plumbing Kit
installed?)
maximum average
T of supply and return
sensor for central heating is repeatedly
exceeded. Operation is normally possible
for the hot water supply during the block.
The pump continues to operate at minimum
capacity during the block.
possible causes: (radiator) shut-off valves
closed or blocked water filter
check pump height.
check minimum and maximum Temperature
difference in Parameter Step 46 + 47.
activeted room sensor (RS101) in non leading
room (closed thermostatic radiator valves?)