Heatrae Sadia Multipoint ECO Operator's manual

Multipoint ECO Horizontal 3kW 30 - 100 Litres
Quick fit manual

2
1. Main Components & Pre-Installation
1.1 Installation regulations
1.2 Installation requirements
Water supply and Connections
In an unvented system the pressure and owrate is
directly related to the incoming water supply.
`Minimum supply requirements should be 0.08MPa
(0.8 bar) pressure and 20 litres per minute ow
rate.
`A 22mm cold water supply is recommended
`The PRV supplied; can be connected to a maximum
mains pressure of 1.6MPa (16 bar).
`Following the PRV all ttings, pipework and
connections must have a rated pressure of at least
0.6 Mpa (6 bar) at 80°C.
2.1 General
Mounting the water heater
`Wall xings must support up to 130kg, see full
installation manual for weights table.
`300mm service clearance required to left of unit.
`The top bracket bolts should be screwed in until
they stop and stick out 8mm as shown Figure 2.
`Secure the top bracket to the wall using appropriate
xings - recommend 3 evenly spaced.
`Secure the lower bracket to unit as per gure 3.
`Locate top appliance bolts in the the wall bracket.
`Secure the lower bracket to the wall, gure 3.
WARNING
Installation of the appliance must be done
by a qualied engineer in accordance with
prevailing and national regulations as listed
below.
`Building Regulations G3
`The Building Standards (Scotland)
`The Building Regulations (Northern
Ireland)
`I.E.E Electrical Regs
`UK Water Regulations
Item Description
1 Temperature and Pressure Relief Valve
2Inlet
3 Wall Mounting Bracket (lower)
4Neon Indicator
5Outlet
6 User Interface
1
3
5
4
26
2. Installation - General
1.3 Components
The delivery includes:
`Water heater
`Wall mounting brackets
`Literature pack
`Cold water control pack
`Expansion vessel (inc bracket)
`Tundish
`Pressure Reducing Valve (PRV)
`Expansion (Pressure) Relief Valve
`Check Valve
`Compression nuts
8 ±1.5 mm
Figure 3: Lower Bracket
Figure 2: Top Bracket
Figure 1: Components
2.2 Electrical
`Ensure the electrical supply is of su󰀩cent current
rating and voltage - see product rating plate.
`The exible cable, supplied; must be wired into an
appropriate termination with dedicated isolation.
`The wires are colour coded as follows:
Green and Yellow EARTH ( )
Brown LIVE (L)
Blue NEUTRAL (N)
Table 1: Components

3
`All appliance pipe ttings are made via 22mm compression ttings, threaded 3/4”BSP male parallel.
`A servicing valve must be incorporated into the cold water supply
`The expansion vessel must be connected between the check valve and the appliance.
`It is recommended that the outlet point of the drain pipework be at least 1 metre below the level of the base of the
appliance (this can be achieved by attaching a hose to the drain tap outlet spigot).
`Safety discharge connections (including the tundish) must to conform to G3 building regulations.
3. Installation - Water
12
4
6
7
5
8
9
10
32
1
11
8
2
9
9
2
Figure 4: Typical installation - schematic (not to scale)
Item Description
1 Cold Water Mains in
2Service Valve (not supplied)
3 Pressure Reducing Valve (PRV)
4Balanced Cold Water Draw O󰀨
5Check Valve
6 Expansion Vessel
7Expansion (Pressure) Relief Valve
8 Tundish
9To Drain (Waste)
10 Hot out
11 Water heater
12 Temperature and Pressure Relief Valve
Table 2: Typical installation table
WARNING
`Under no circumstances should the
factory tted Temperature/Pressure
Relief Valve be removed.
`The cold water controls supplied MUST
be tted to the mains water supply to
the appliance.
`The discharge pipe should not be
blocked or used for any other purpose.
`The tundish should not be located
adjacent to electrical components.
4. Commissioning & Controls
4.1 Commissioning procedure
`Ensure water supply is turned on - allow tank to ll.
`Switch on electrical supply to the water heater. You
will notice that the display and all options will light
up for a few seconds.
`After a few seconds the display will go into its
default "S" smart setting. The "°C" graphic will blink
indicating water heating cycle is active.
`In this default mode the temperature of the water is
automatically selected but will adjust based on the
usage patterns learnt.
4.2 User Interface
WARNING
DO NOT apply electicial power to the water
heater until the unit has been lled with
water.
S
Figure 5: User interface
Item Description
1Mode selection and programming
2Selected mode
3Temp up/level up
4Temp down/level down
52 digit display
6Program periods
7Validation and Boost
Table 3: User interface

4
4.3 Mode Selection
The selected mode or the set of the clock is validated by pressing the button
Smart Mode:
Manual Mode: Maintains the total volume of water at a temperature according to the selected temperature.
Vacation mode: Keeps the water temperature at a minimumlevel avoiding any water freezing.
Set Time Mode: To set the current time in hours and minutes.
Core
modes: to move from one mode to another or to set the clock, short press button.
Permanently monitors and learns hot water consumption habits and after a minimum of one
week learning period, automatically adjusts hot water production according to past recorded
consumptions. A minimum of hot water availability is guaranteed depending on the selected
l
level of comfort.
S
S
4.4 Manual Mode
In Manual mode, the water heater regulates water temperature at a stable temperature. The temperature is selected
b
y using the or , in range from 40°C to 75°C.
T
he requested temperature is validated by pressing the key
T
he real-time water temperature at bottom of the tank is permanently display.
4.5 Other Modes and Settings
For all other modes and settings consult the full Installation,Operation and Maintenance Manual.
4.6 Explanation to the User
After commisioning the following should be explained to the user:
`Correct operation of the unit.
`The position of the water and electrical isolation points.
`How to identify a malfunction of the unit.
`The service and maintainance requirements.
The commissioning record in the full Operating and Maintenance Manual should be completed and then these left with
the user for future reference.
This Quick Fit Guide must be used in conjunction with the full Installation,Operation and Maintenance Manual.
Heatrae Sadia, Hurricane Way, Norwich, Norfolk, NR6 6EA
SPECIFICATION ADVICE HOTLINE
t | 01603 420220 e | speci[email protected]
AFTER SALES SERVICE
t | 0344 871 1535 e | customer[email protected]
w | heatraesadia.com
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