33
9. Set the flue gases thermoregulator to 0°C and operating thermo-regulator to operating temperature
(recommended working temperature is 800°C). This will switch on the flue gases ventilator.
10. Let the kindling flare.
11. Close the throttle valve and hold the stoking door ajar, wait approx. 10 seconds before you open it fully
and then fill the whole volume of feed hopper with fuel. Close the stoking door and open the throttle
valve.
Operation
1. Heat the boiler to 80
o
C. Set the draught controller to the temperature read on the boiler thermometer.
2. Set the chain of draught controller to the required output, which is at the throttle valve approx.
3 – 50 mm. With a lower air volume the boiler output is reduced. Due to the boiler tarring make sure
that the throttle valve is never fully closed (it always must be open up to 3 mm by means of the
setscrew of the throttle valve (Fig. no. 24).
3. During the operation the draft controller temperature must be set approx. 5
o
C higher than the
temperature set on operating thermoregulator.
4. During operation it is necessary to feed the boiler with fuel according to the combustion intensity and
need of heat. CAUTION! When refilling the fuel close the throttle valve and hold the stoking door
ajar, wait approx. 10 seconds before you open it fully and then fill the whole feed hopper with
fuel. Close the stoking door and open the throttle valve.
5. The boiler working with its full output (2 - 4 stokings) is able to heat up the storage tank volume to
temperature between 80- 90 °C and then we let the boiler burn out. Then we only take heat from storage
tank by means of three-way valve for the duration that corresponds to the size of the storage tanks.
Fig. No. 24
The throttle valve held ajar at 3 mm by means of setscrew
Top-fed operation
The top-fed operation can only be used in winter season due to reduction of boiler service life. At the top-fed
operation the combustion process holds more than 12 hours.
Boiler preparation for the top-fed operation:
1.
Replenish the fuel on the glowing layer in the whole volume of the feed hopper.
2.
At this operation it is necessary to keep the water temperature 80 – 90 °C. This temperature is achieved
by closing the mixing valve (the ventilator is switched off by the boiler thermoregulator and the boiler
throttle valve is closed).
Содержание Hercules P 1
Страница 1: ...Hercules U26 Návod k obsluze Hefaistos P 1 MANUAL FOR BOILER OPERATION AND INSTALLATION ...
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Страница 48: ...48 Update Date 42 2012 GB ...