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DENTAURUM Compact Megaplus - 5 Installation; Positioning the Machine; Preparations in Advance for Water Installation; Preparations in Advance for Electro Installation

DENTAURUM Compact Megaplus
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5. Installation
5.1. Positioning the machine
The chosen area must have a solid base. The machine must be positioned onto a stable and level table. The
location must be clean and if possible free from dust.
Caution Leave at least 20 cm distance between the casting machine and other objects. This will
ensure sufficient air circulation.
Furnaces or other machines which generate heat should not be located directly next
to the casting machine.
5.2. Preparations in advance for water installation
The water supply pipe which runs from the stopcock (Fig. 5) to the spout at the back of the machine must be
made from a fabric reinforced, fresh water pressure hose with a
3
/
4
“ connection thread at each end. The water
outlet pipe, which runs from the hose nipple (Fig. 5) at the back of the machine to the siphon or allows the water
to run directly into the domestic sewer, must be a hose with a diameter of 8 mm. The water should be able to drain
away without resistance
Caution Before connecting, please check the water pressure in the water supply network. It
should be a minimum of 3 bar up to a maximum of 8 bar even during summer. If the
water pressure is too low, a cool water circulation unit must be set up. If the water
pressure exceeds 8 bar, a pressure reducing valve must be added to the water supply
pipe.
Caution If the water supply network is known to carry sediment or pollution then it is neces-
sary to fit a filter in order to avoid a water guard dysfunction.
5.3. Preparations in advance for electro installation
The machine must be connected to a 230 V mains supply, the plug socket must contain a 16 A K fuse or a 16 A
slow-blow fuse.
Caution Any maintenance work at the plug socket or mains supply may only be carried out by
an electrician.
6. Operation and use
6.1. Inserting the casting ring and adjusting and balancing the casting arm
Once the machine has been successfully installed, operation can be started. Before each casting, the casting arm
which holds the melting crucible and casting ring must be brought into a balanced position.
i
Note It is advisable to adjust the balancing weights before the wax has completely burned out in
order to prevent the casting ring from cooling too much.
• First, open the tap to the cold water supply.
• Switch the machine on at the mains switch (Fig. 2, Pos. 7)
• Once the water is circulating properly, the READY / ERROR display (Fig. 3, Pos. 8) will light up green.
Place the melting crucible with the metal to be cast into the crucible insert (Fig. 4, Pos. 20) within the casting
arm. Always preheat the melting crucible in the furnace without metal first!
Place the preheated casting ring into the casting ring insert (Fig. 4, Pos. 21) and secure using the tightening lever
(Fig. 4, Pos. 19).