Electricity Supply; Important Notes; Boiler Controls - IDEAL istor HE325 User Manual

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(Natural Gas only)
Destination Countries: UK, IE
I n t r o d u c t i o n
The istor HE260 & HE325 are fully automatically controlled,
condensing, system store, fan flued boilers.
Due to the high efficiency of the boiler, condensate is produced
from the flue gases and this is drained to a suitable disposal
point through the plastic waste pipe at the lower rear of the boiler.
A condensate 'plume' will also be visible at the flue terminal.
The istor is a system store boiler providing both central heating
and domestic hot water.
S a f e t y
Current Gas Safety (Installation & Use)
Regulations or rules in force.
In your own interest, and that of safety, it is the law that this boiler
must be installed by a CORGI registered installer, in accordance
with the above regulations.
It is essential that the instructions in this booklet are
strictly followed, for safe and economical operation of
the boiler.
Electricity Supply (boiler)
This appliance must be earthed.
Supply: 230 V ~ 50 Hz. The fusing should be 3A.
Connection must be made in a way that allows complete
isolation of the electrical supply such as a double-pole switch,
having a 3mm (1/8") contact separation in both poles, serving
only the boiler and system controls. Alternatively, a 3-pin
UNSWITCHED socket may be used. The means of isolation
must be accessible to the user after installation.
1

BOILER CONTROLS

Legend
A. Boiler ON/OFF switch.
C. Display.
D. Reset button.
E. LED.
F . CH thermostat knob.
All CORGI registered installers carry a CORGI ID card, and have a registration number. Both should be recorded
in the Benchmark Commissioning Checklist. You can check your installer by calling CORGI direct on 01256 372300.
Ideal Stelrad Group is a member of the Benchmark initiative and fully supports the aims of
the programme. Benchmark has been introduced to improve the standards of installation and
commissioning of central heating systems in the UK and to encourage the regular servicing of
all central heating systems to ensure safety and efficiency.
THE BENCHMARK SERVICE INTERVAL RECORD MUST BE COMPLETED AFTER EACH SERVICE
2
G.C. Appliance No.
G.C. Appliance No.

Electricity Supply

Supply: 230 V ~ 50 Hz. The fusing should be 13A.
The immersion heater is supplied fitted to the cylinder and is
intended for use as a back up heat source for DHW should the
boiler fail for some reason. Optimum DHW performance will
not be achieved using the immersion heater only.
Wire the heater through a double-pole switch or controller,
having contact separation of at least 3mm, using a cable size
of at least 1.5sq. mm flexible cable, 85
HOFR Sheathed, complying with BS6141 Table 8. It MUST be
fully earthed. Ensure all terminal connections are securely
made. Do not however use excessive force when tightening
terminals.

Important Notes

This appliance must not be operated without the casing
correctly fitted and forming an adequate seal.
If the boiler is installed in a compartment then the
compartment MUST NOT be used for storage purposes.
If it is known or suspected that a fault exists on the boiler
then it MUST NOT BE USED until the fault has been
corrected by a CORGI registered installer.
Under NO circumstances should any of the sealed
components on this appliance be used incorrectly or
tampered with.
In cases of repeated or continuous shutdown a CORGI
registered installer should be called to investigate and rectify the
condition causing this and carry out an operational test. Only the
manufacturers original parts should be used for replacement.
M i n i m u m C l e a r a n c e s
Clearances of 165mm (6
and 450mm (17 3/4") at the front of the boiler casing must be
allowed for servicing.
The minimum front clearance allowed when built into a
cupboard is 5mm.
HE260 ...... 41-394-13
HE325 ...... 41-394-14
(immersion heater)
o C rubber insulated
") above, 5mm (1/4") at the sides
1/2
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