Installation & Servicing Instructions Rinnai E-Series
62
4. Connect drain hose (H3) to service valve (V2).
5. Pour approximately 4 gallons of virgin, food grade, white vinegar or citric acid into
pail.
6. Place the drain hose (H3) and the hose (H2) to the pump (CP) inlet into the cleaning
solution.
7. Open both service valves (V1 and V2) on the hot water and cold water lines.
8. Operate the pump (CP) and allow the cleaning solution to circulate through the
brazed plate heat exchanger for at least 45 minutes.
9. Turn off the pump (CP).
10. Rinse the cleaning solution from the brazed plate heat exchanger as follows:
a. Remove the free end of the drain hose (H3) from the pail
b. Close service valve, (V2), and open shutoff valve, (V4). Do not open shutoff
valve, (V3).
c. Disconnect both H1 and H3 from the service valves
d. Connect H3 to V1 and place the end of the hose in a drain
e. Allow water to
fl
ow through the brazed plate heat exchanger for 5 minutes
f. Close service valve, (V1), and open shutoff valve, (V3).
11. Disconnect all hoses.
Flushing
and
draining
figure
38
V1
V2
CP
H1
H2
H3
V3
V4
V1
V2
H1
V3
V4
Flushing
Draining
Sediment
fi
lter
Cold water
Mixed water
to
fi
xtures
Thermostatic
mixing valve
Vinegar
System Supply
System Return
Sediment
fi
lter
Cold water
Mixed water
to
fi
xtures
Thermostatic
mixing valve
Drain
System Supply
System Return
Содержание E50C
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