6
Antti-heaters
1/2005
The suction air for the heater must not be taken from inside the heater room but through a
special pipe which is led from the suction opening of the heater fan to the outside air.
Two (2) openings of at least 600 cm² in size both fitted with a safety net must be furnished for
the combustion air and the ventilation of the burner. One of the openings must be located in the
upper part of the heater room and the other one in the lower part of the heater room.
The heater room of a heater which burns more than 30 kg/h of oil must be equipped with forced
ventilation working on the overpressure principle (the prefabricated, steel element heater rooms
does not require a ventilation fan).
Oil Tank
It is advisable to install the standard oil tank on a concrete slab. A tank with maximum volume of
15 mm³ may be located at a distance of 1 m from the building. The tank can also be located in
a separate bunker. Consult the local municipal authorities for valid regulations.
The oil tank must be installed approximately on the same level with the heater (maximum
permissible height difference is ±3.5 m).
Consult the municipal authorities for regulations concerning larger oil tanks.
1. Lifting the Heater in place
- Note when lifting the heater:
- That all lugs in the heater are in use.
- Make sure that the lifting gear will remain in position in the lugs.
- Only use lifting machines with sufficient power.
- Never go under or too near the heater to be lifted.
- Weights of the heaters:
Type Weight kg
Type
Weight kg
A250
530
A170 380
A330
575
A190 465
A400
690
- The heater without the burner is lifted in place in accordance with the installation drawing or plan.
Because the foundation has to be level and steady, there is no need to attach the heater to its
bed.
INSTALLATION
The installation of the heater requires an authorised professional electrician and an oil burner
expert, as well as a person who is familiar with the installation of dryer machinery.
The heater must be placed in a room which meets the regulations A:47 issued by the Rescue
Department of the Ministry of Internal Affairs; or, covered from the rain, at a distance of at least four
(4) metres from the dryer building and other buildings.
When choosing the location for the heater has to be taken into account that the intake air for the
heater and the burner has to be clean. The air intake of the heater and the oulet air pipes of the
drying machinery must be placed on the opposite sides of the building.
Note! Waste in suction air is a fire hazard!
Содержание A170
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