Halstead Eden CBX, Installation And Servicing Instructions

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16
8
ALTERNATIVE METHODS OF FILLING A SEALED SYSTEM
•
MAINS WATER
SUPPLY
•
•
•
DOUBLE
CHECK
VALVE
ASSEMBLY
•
STOP
VALVE
•
STOP
VALVE
•
HEATING SYSTEM
RETURN
•
CISTERN &
OVERFLOW
•
MAINS
WATER SUPPLY
•
PRESSURE PUMP
& REDUCING VALVE
IF REQUIRED
•
STOP
VALVE
•
HEATING
SYSTEM
RETURN
FLEXIBLE HOSE UNION
TEMPORARY CONNECTION
To be removed immediately after filling
RECOMMENDED AND APPROVED METHOD FOR
FILLING A CLOSED CIRCUIT IN A HOUSE.
(R24-2a WATER REGULATIONS GUIDE)
Note:
The appliance has a built in
filling loop
METHOD B
3.9
ELECTRICITY SUPPLY
a) Wiring external to the appliance must be in accordance with
the current I.E.E Wiring regulations (BS 7671) for electrical
installation and any local regulations, which apply.
b) The mains cable must be at least 0.75 mm2 (24/0.2 mm) PVC
insulated to BS 6500 table 16.
c) THIS APPLIANCE MUST BE EARTHED. Failure to provide a
satisfactory earth connection will result in appliance malfunction.
d) The method of connection to the mains supply must facilitate
complete electrical isolation of the appliance. Either a 3A fused
three pin plug and un-switched shuttered socket outlet, both
complying with BS 1363, or a 3A fused double pole switch
having a 3 mm contact separation in both poles and serving only
the boiler (and its external controls) may be used.
3.10
EXTERNAL CONTROLS
The CBX appliances may be used with any certified mains voltage
room thermostat, and the SBX appliances with any certified
programmer/room thermostat, as described in section 4. A low
voltage DHW cylinder / tank sensor is available as a kit, for use
with SBX appliances. For further information contact: Halstead
Boilers Ltd, Service Helpline: 08450 710780.
METHOD A