3
The second bimetallic sensor is placed nearby the air supply fan, its threshold temperature is 90°C.
Opening of its contacts, in consequence of exceeding the threshold temperature, causes immediate
switching of the furnace into the
Overheating
mode (see section 8 of this manual).
The heater is equipped with a balance sensor placed below the overflow tank (the so called, overflow
fuse).
Filling this tank causes immediate switching of the furnace into the
Overflow
mode (see section 8 of this
manual).
The connection of the control panel of the furnace with other elements of the system (sensors, pump, fan)
is made by the manufacturer, in the course of the normal operation, due to the operation safety, it is
absolutely not allowed to interfere in any way in the covered and sealed part of the furnace controller and
to infringe on the integrity of conductors. Any action of an unauthorised person creates a risk of exposure
to the electric shock (230V AC, 50Hz) and burning.
6. Structure of the device
Fig. l. Block diagram of the WA 33 universal oil heater
Notations:
T40 bimetallic furnace temperature sensor
T100 bimetallic safety sensor (STB)
OVF overflow fuse
MP pump (power 48W [230V AC, 50Hz])
MW fan (power 35W [230V AC, 50Hz], capacity - l000 m³/h)
KB keyboard
Dl furnace overheating indicator
D1
overflow tank overfilling indicator
D3 pump motor revolving speed indicator
D4 furnace off/on indicator
Controller
module
Summary of Contents for Master WA 33
Page 1: ...KOTEL NA SMĚSI UPOTŘEBENÝCH OLEJŮ WA 33 NÁVOD K OBSLUZE ...
Page 15: ...SOOJENDUS SEADE UNIVERSAAL KÜTTEÕLI PEAL WA 33 KASUTAMISE JUHEND 1 ...
Page 29: ...1 WA 33 UNIVERSAL OIL HEATER OPERATING MANUAL aryjnąależy dokładn 1 Przeznaczenie ...
Page 43: ...UNIVERSĀLĀS EĻĻAS SILDĪTĀJS WA 33 LIETOŠANAS INSTRUKCIJA 1 ...
Page 71: ...1 НАГРЕВАТЕЛЬ НА УНИВЕРСАЛЬНОМ МАСЛЕ МОДЕЛЬ WA 33 ИНСТРУКЦИЯ ЭКСПЛУАТАЦИИ ...