Drazice OKC 300 NTR/HP Instrukcja obsługi i instalacji - Strona 3
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3.
IMPORTANT NOTICES
Without a proof issued by a professional company about performed electrical and plumbing fixture the warranty
shall be void.
It is necessary to check the protective magnesium anode periodically and replace it if necessary.
No stop valves can be put between the heater and the safety valve.
All outlets of hot water must be equipped with combination faucets.
Before the first filling of water heater it is recommended to tighten the nuts of the flange joint of the tank.
4.
PUTTING THE HEATER INTO OPERATION
After connecting the heater to the water distribution system, hot water heating system, respectively electrical power
system and after checking the safety valve (following the instructions attached to the valve) the heater can be put into
operation.
Procedure:
Check the plumbing and electrical installation, including the connection to hot-water heating system. Check
a)
proper placement of operating and safety thermostat sensors. The sensors must be inserted all the way in; first the
operating and then the safety thermostat.
b)
Open the hot water valve on the combination faucet;
c)
Open the cold water inlet valve to the heater.
d)
When the water starts to flow through the hot water valve, the filling of the heater is finished and the valve
needs to be closed.
e)
Should a leak (of the flange lid) occur, we recommend tightening the screws of the flange lid.
When heating the water with thermal energy from hot water heating system, turn off the electricity and open
f)
the valves at the inlet and outlet of heating water or bleed the exchanger. When commencing operation, flush the
heater until the cloudiness in the water is gone.
g)
Make sure to fill in properly the warranty certificate.
5.
TECHNICAL DATA AND DESCRIPTION OF THE HEATER
Chart 1
Type
Capacity
Height of the heater
Diameter of the heater
Maximum weight of the heater
Maximum operating pressure in the
tank
Maximum operating overpressure in
the exchanger
Maximum heating water temperature
Maximum temperature of HSW (Hot
Service Water)
Exchanger heat surface
Exchanger volume
Heat losses
OKC 300 NTR/HP
l
295
mm
1580
mm
670
kg
138
MPa
MPa
1
°C
°C
2
m
3,2
l
24
kWh / 24 h
3
OKC 400 NTR/HP
OKC 500 NTR/HP
356
1631
700
172
1
1,6
110
90
5
36
440
1961
700
203
1,6
6,2
43