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2.7

 

PUTTING INTO OPERATION 

After connecting a storage tank to the water main, the hot water heating system, the electric network, and 
after  testing  its  safety  valve  (based  on  the  valve  manual  attached),  the  storage  tank  may  be  put  into 
operation. 

PROCEDURE: 

a) 

Check water and electric installation as well as the installation to a hot water heating system. Check 
proper placement of operating and safety thermostat sensors. The sensors must be inserted all the 
way in; first the thermostat and then the safety fuse. 

b) 

Open the hot water valve on the combination faucet. 

c) 

Open the cold water inlet valve to the storage tank. 

d) 

When the water starts flowing through the hot water valve, the filling of the storage tank 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. 

f) 

Fasten the electric installation cover. 

g) 

When heating service water heating by 

electric energy, 

turn on the electricity (the heating water 

inlet to the heating insert must be closed). 

h) 

When  heating  the  water  with 

thermal  energy

  from  a  hot  water  heating  system,  turn  off  the 

electricity and open the valves at the inlet and outlet of heating water or bleed the exchanger.  

i) 

When commencing operation, flush the storage tank until the cloudiness in the water is gone. 

j) 

Make sure to fill in properly the warranty certificate. 

 

 
 

2.8

 

STORAGE TANK CLEANING AND ANODE ROD EXCHANGE 

Repetitive  water  heating  causes  limestone  sediment  on  both  the  enamelled  tank  walls  and  chiefly  the 
flange lid. The sedimentation depends on the hardness of water heated, its temperature, and amount of 
hot water consumed.

 

 

We recommend checking and cleaning the tank from scale and eventual replacement of 
the anode rod after two years of operation

 

The  anode  life  is  theoretically  calculated  for  two  years  of  operation;  however,  it  changes  with  water 
hardness  and  chemical  composition  in  the  place  of  use.  Based  on  such  an  inspection,  the  next  term  of 
anode rod exchange may be determined. Have the company in charge of service affairs clean and exchange 
the anode. When discharging water from the storage tank, the mixing valve of the hot water tap must be 
open in order to avoid creating underpressure that would prevent water discharge. 

Summary of Contents for OKCE 100 NTR

Page 1: ...LLATION MANUAL STATIONARY STORAGE TANKS OKCE 100 NTR 2 2 kW OKCE 125 NTR 2 2 kW Dru stevn z vody Dra ice stroj rna s r o Dra ice 69 294 71 Ben tky nad Jizerou tel 420 326 370 990 fax 420 326 370 980 e...

Page 2: ...TURE 8 2 4 PRESSURE LOSSES 9 2 5 CONNECTION OF STORAGE TANK TO HOT WATER HEATING SYSTEM 10 2 6 EXAMPLES OF STORAGE TANKS CONNECTION 10 2 7 PUTTING INTO OPERATION 13 2 8 STORAGE TANK CLEANING AND ANODE...

Page 3: ...ant Ltd would like to thank you for your decision to use a product of our brand With this guide we will introduce you to the use construction maintenance and other information on electrical storage ta...

Page 4: ...exchangers from a steel tube and as a unit it is entirely coated with hot water resistant enamel A flange is welded onto the upper bottom of the receptacle with a flange lid screwed to it A sealing r...

Page 5: ...524 E 182 182 F 622 752 L 522 622 Type OKCE 100 NTR 2 2 kW OKCE 125 NTR 2 2 kW 1 3 DESIGN AND GENERAL DIMENSIONS OKCE 100 NTR 2 2 kW OKCE 125 NTR 2 2 kW Figure 1 1 vn j 3 4 vnit n 3 4 vn j 1 2 vnit n...

Page 6: ...MPERATURE OF HSW C 80 LOWER EXCHANGER HEAT DELIVERY SURFACE m2 1 1 45 BOTTOM EXCHANGER OUTPUT AT RATING WATER TEMPERATURE OF 80 C AND FLOW 720 l h kW 24 32 PERMANENT OUTPUT HSW l h 610 990 TIME OF HEA...

Page 7: ...e recommend that any of the common decalcifying devices was installed with the appliance or that the thermostat was set to the minimum operating temperature of 60 C setting to position 60 For proper o...

Page 8: ...op valves can be put between the storage tank and the safety valve During the assembly follow the guide provided by the safety equipment manufacturer It is necessary to check the safety valve each tim...

Page 9: ...th a discharge valve mounted on the cold service water inlet to the storage tank for potential disassembly or repair When assembling the security equipment follow the standards SAFETY VALVE STARTING P...

Page 10: ...ing the heat exchanger depends on the temperature and flow of water in the hot water heating system A storage tank is made in universal design depending on the need of connecting the closing valves to...

Page 11: ...re with a drain valve Each individually lockable storage tank must be at the cold water inlet provided with a stop gate test cock safety valve with a reverse flap and a pressure gauge An example of a...

Page 12: ...12 Figure 4...

Page 13: ...closed h When heating the water with thermal energy from a hot water heating system turn off the electricity and open the valves at the inlet and outlet of heating water or bleed the exchanger i When...

Page 14: ...mostat and thermal fuse Magnesium anode control button for the thermostat Control lights with wires capillary thermometer set of M12 or M10 bolts Heating element When ordering spare parts give part na...

Page 15: ...EIR CAUSES DEFECT CONTROL LIGHT FAILURE Water in the tank is cold Is on Heating element failure Water in the tank is not warm enough is on Failure of one of the heating coils in the element Water in t...

Page 16: ...have a combination faucet Before filling the storage tank with water for the first time it is recommended to fasten the flange connection nuts of the tank It is not allowed to handle the thermostat as...

Page 17: ...livered The service fee was paid pursuant to Act No 477 2001 Coll as amended at EKO KOM a s The client number of the company is F06020274 Take the water boiler packages to a waste disposal place deter...

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