Dux 125F2 Manuale d'uso - Pagina 6
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An approved isolating valve, approved non return valve, line strainer (optional but
recommended), and union must be fitted between the supply main and the RP¾/20 socket
in the water heater. All fittings must be approved by the relevant Authority. See the
Installation Diagram for details.
Note for S.A. and W.A.: It is a state requirement that a pressure relief valve be fitted on
the cold water supply line between the non return valve and the water heater (refer to
Installation Diagram).
Warning: A separate drain line must be run for this relief valve. It is not permitted to
couple drain lines from relief valves into a single common drain line.
The hot water pipe should be connected to the RP¾/20 socket as shown on the
Installation Diagram.
recommended that all hot water lines are insulated. Please check local regulations
regarding the use of hot water supply pipework other than pipes made of copper.
This water heater is designed for single phase 240V A.C supply only. The electrical
connection must comply with Local Supply Authority Regulations and AS3000.
For models not pre-wired with a flexible lead, connections are made at the terminal block
inside the water heater. Entry to the connection area is through the hole beneath the
element cover, designed to accept a 20mm conduit. The element cover may be removed
by undoing the two screws on the cover and sliding the cover downwards to disengage the
top edge. Ensure that the conduit entry is well sealed to achieve correct weatherproofing.
Note:
This water heater is fitted with a thermostat and over-temperature energy cut-out. Under no
circumstances should the water heater be operated without both these devices being in the circuit.
Replacement must be carried out only by a qualified electrician or the manufacturer.
DANGER - The operation of the thermal cut-out indicates a possibly dangerous situation.
Do NOT reset the thermal cutout until the water heater has been serviced by a qualified
person.
Flexible Lead Models: If the power supply lead is damaged, it should be replaced by a
lead assembly available only from Dux Manufacturing service agents.
Caution: The water heater must be filled with water before turning on the electricity
supply.
Electrician: Press reset button on thermostat(s) to ensure over-temperature cut-out is set.
The appliance is not intended for use by young children or infirm persons without
supervision. Young children should be supervised to ensure that they do not play
with the appliance.
On models equipped with a user adjustable thermostat the temperature may be adjusted
as follows:
(i)
Remove the black plastic plug from the element cover.
(ii)
Adjust the temperature using a screwdriver.
(iii)
Ensure that the plastic plug is replaced.
COLD WATER CONNECTION
HOT WATER CONNECTION
For the most economical operation of the water heater, it is
ELECTRICAL CONNECTION
OPERATING INSTRUCTIONS
THERMOSTAT