Commissioning; Filling The Electromax Cylinder - Heatrae Sadia ELECTROMAX Installation & Servicing Instructions Manual

7.0 Commissioning

IMPORTANT : DO NOT SWITCH ON
THE ELECTRICAL
ELECTROMAX UNTIL THE CYLINDER AND
PRIMARY CIRCUIT HAVE BEEN CORRECTLY
FILLED WITH WATER

7.1 Filling The Electromax Cylinder

(a) Check that all
Electromax are tight.
(b) Open a hot tap furthest from the
Electromax.
(c) Check the primary system filling loop
isolating valves are closed (see diagram
15, page 23).
(d) Open the cold water supply isolating valve
and allow the Electromax cylinder to fill.
When water issues from the tap, allow to
run for a few minutes to thoroughly flush
Primary Flow
Isolating Valve
Primary Return
Isolating Valve
Filling Loop
Isolating valve
(Primary Side)
Diagram 15 Connections and Filling Points
SUPPLIES TO THE
connections to the
Filling Loop
Isolating valve
through any residue, dirt or swarf, then
close tap.
(e) Open successive hot taps and any cold
outlet supplied by a balanced take off to
purge any air from the system.
(f) Check all connections (including immersion
heater connections) for leaks and rectify as
necessary.
(g) The strainer housed within the cold water
combination valve should be cleaned to
remove any debris that may have been
flushed through the main supply pipe. Refer
to section 8.2, page 28 for instructions on
how to do this.
Cold Water
Inlet Connection
Installation & Servicing Instructions
Filling Loop
Flexible
Connection
(Shown fitted
for filling)
Hot Water
Outlet
Connection
23