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AUTOMATIC REGULATION 

 

Stove heating output is adjusted with output controller which automatically 

adjusts the moving of controller flap away, depending on the adjustment of 

control button (Figure 5, Item 1) and the height of water temperature. 

Controller button has several positions designated on the stove frame, as follows: 

 
Position of controller button 

Water temperature in the stove 

Closed controller 

30  40  50  70  90 

 

Figure 5 

1.  Controller button 

2.  Special key or screwdriver 

Air cover (flap) in the output controller system completely controls combustion air 

supply if other openings are closed. 

 

SECONDARY AIR 

 

Secondary air control is shown in Figure 6. Secondary air is adjusted with rod on 

the inner side of firebox door. On the inner side of firebox door there is a clear 

designation 0 – 1. If the rod is moved in the direction of 0, secondary air volume 

is decreased, while it is increased in the direction 1. 

 

              Figure 6 
HEATING FLAP 

 

Heating flap is moved when button (Figure 7) located above the oven door is 

actuated. When this button is not pressed heating flap is open. When the button 

is not pressed, heating flap is closed. This button is used to shorten the ways of 

flue gases during firing. Heating flap should be opened only in the stage of 

lighting the stove. When the stove is satisfactorily fired, after 15 – 20 minutes, the 

Summary of Contents for ALFA 70 EF

Page 1: ...SOLID FUEL FLOOR HEATING STOVE ALFA 70 ET ALFA 70 EF ALFA 90 HET ALFA 90 HEF INSTALLATION AND MAINTENANCE MANUAL...

Page 2: ...t from floor to the axis of chimney pot mm 690 lateral 430 rear 690 lateral 430 rear Boiler volume l 5 5 5 5 Mass of the product 130 160 Heating volume 120 unisolated 150 isolated 120 unisolated 150 i...

Page 3: ...Figure 2 1 Firebox door 2 Cook stove lid 3 Ash pan door 4 Oven door 5 Protective cover of cleaning opening 6 Fuel drawer 7 Flue gas connector...

Page 4: ...e ways Proper chimney and fulfillment of other requirements enable seamless functioning of the cook stove Cook stove can be installed in kitchen block or some other suitable place thereby taking care...

Page 5: ...ribution line 4 Open expansion vessel 5 Exhaust pipe 6 Radiator valve 7 Radiator 8 Air vent valve 9 Circulation pump 10 Return flow 11 Charge and discharge cock 12 Control valve 13 Thermal valve 14 Co...

Page 6: ...RING Before lighting and firing the whole system of floor central heating should be filled with water and properly air vented while the stove has to be properly connected to the chimney When the syste...

Page 7: ...e USE OF GRATE IN UPPER POSITION For cooking baking and heating in transitional periods upper grate position is used Figure 4 Item 1 so as to enable the flame to directly reach the plate and thus save...

Page 8: ...ir supply if other openings are closed SECONDARY AIR Secondary air control is shown in Figure 6 Secondary air is adjusted with rod on the inner side of firebox door On the inner side of firebox door t...

Page 9: ...t in desired position FIRE DOOR HANDLE In case that firebox door handle gets too hot door closing and opening is only possible with a special key from the existing accessories Figure 8 Figure 8 CLEANI...

Page 10: ...n completion of firing period the stove should be cleaned from ashes and soot Water shall be discharged only if some repair is needed to be carried out on the facility If the facility is not used in h...

Page 11: ...ge if the repairs of defects were performed by an unauthorized person if the device has been used for commercial purposes if the damage has occurred during transportation after the device was sold if...

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