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Installing the water heater.
• Rectify leakage if
observed at any of the
connections and repeat
steps indicated on
previous page.
• Release the pressure
from the closed loop
by loosening the
PR6 valve from the
Test Block.
• When the pressure is
zero, tighten the
PR6 Jacket Relief Valve.
• Once again remove
the Fill Plug from the
Fill Assembly and
connect the hose.
• Remove the PR6
Jacket Relief Valve
and siphon the entire
contents of the blue
Hartgard container
with help of the hose.
• Water will flow
through the PR6
port on the Test
Block during this
operation.
• When the Hartgard
container is
completely empty,
refit the PR6 valve
onto the Test Block.
• Remove the hose from
the Fill Assembly.
• Allow the fluid to flow
until it stops.
• (This checks the
vacuum seal on the
PR6 valve).
• Once the flow stops,
screw in the Fill Plug.
• Pressurize the Closed
Loop to 11.6 psi as
before with the help of
the bicycle pump and
ensure there is no leak
at the Fill Assembly.
• Ensure that the pressure
remains at 11.6 psi for
at least 10 minutes, as
before.
• Release the pressure
from the closed loop
by removing the PR6
Valve from the Test
Block.
• Remove the Test
Block from the Tank.
• Fit the PR6 Valve in
its place on the tank
after ensuring that the
“O” ring is in its seat.