Safety; General Safety Warnings; Recommendations; Specific Safety Instructions - Heatrae Sadia Multipoint ECO 30L V 3kW Installation, Operation And Maintenance Manual

The temperature/pressure-relief device is to
be operated regularly to remove lime deposits
and to verify that it is not blocked; (see page
25 for more details)
How hot water can be drained. (see page 24
for more details)
The type or characteristics of the pressure
reducing device and how to connect it; (see
Figure 9, page 24 for exploded view)
A discharge pipe connected to the temperature/
pressure-relief device is to be installed in a
continuously downward direction and in frost
free environment; (see page 14 for details)
Recommended minimum water pressure 0.08
MPa (0.8 bar). Max water pressure1.6 MPa (16
bar) see table 1 page 5.

If the supply cord is damaged, it must be
replaced by the manufacturer, its service agent
or simularly qualified persons in order to avoid
a hazard.

2. Safety

2.1 General safety warnings

DANGER
This appliance is unvented and as such
becomes pressurised when in operation.
The combination of pressurisation and hot
water could lead to serious physical injury if
the safety instructions in this manual are not
WARNING
Only competent persons
`
received
permitted to work on the appliance and
the installation.
Do not tamper with any of the safety
`
valves or controls supplied with the
appliance.
Before any work, isolate the mains
`
electricity supply to the appliance.
CAUTION
Do not operate the immersion heater until the
appliance has been filled with water.
4
having
adequate training are

2.2 Recommendations

WARNING
When handling the unit, take appropriate
precautions for the weight of the unit. Weights
can be found in table 1, p5.
CAUTION
Annual maintenance is essential to ensure the
performance of the water heater and should
to be carried out by a competent person, see
section 9, page 25.

2.3 Specific safety instructions

WARNING
If water
`
Temperature/Pressure Relief Valve
on the appliance, isolate the electicity
supply to the appliance. DO NOT
turn off any water supply. Contact a
competent installer for unvented water
heaters to check the system.
DO NOT tamper with any of the safety
`
valves fitted to the system. If a fault
is suspected contact a competent
installer.
DO NOT bypass the thermal cut-out in
`
any circumstances.
WARNING
This appliance is supplied with a
`
factory fitted electronic thermostat
which provides
of legionella in accordance with the
"Approved Code of Practice L8:
With the addition of this feature,
`
the obligation to control Legionella
under the provisions laid down by L8,
Legionnaires' disease: 'The control
of legionella bacteria water systems'.
Approved
guidance, within the hot water supply
network pipe work are not negated.
It is still the responsibility of the end
user or contracted support agency to
manage this requirement.
CAUTION
This appliance contains components that are
sensitive to Electrostatic Discharge.
To prevent damage to these components wear
ESD wrist strap when servicing this appliance.
discharges from the
automatic control
Code of Practice and