
8
istor system store -
Installation and Servicing
GENERAL
2
BOILER DIMENSIONS, SERVICES & CLEARANCES
all dimensions in mm (in)
The boiler connections are made on the boiler piping frame.
Refer to Frame 23.
The following minimum clearances must be maintained for
operation and servicing.
Additional space will be required for installation, depending
upon site conditions.
Side and Rear Flue
a
Provided that the flue hole is cut accurately, e.g. with a core
drill, the flue can be installed from inside the building where
wall thicknesses do not exceed 600mm (24"). Where the
space into which the boiler is going to be installed is less
than the length of flue required the flue must be fitted from
the outside.
Front clearance
The minimum front clearance when built in to a cupboard is
5mm (1/4") from the cupboard door but 450mm (17 3/4")
overall clearance is still required, with the cupboard door open,
to allow for servicing.
ist9828
119.5 (4
3
/
4
") Cold mains feed
Installation from inside ONLY
b.
If a core boring tool is to be used inside the building
the space in which the boiler is to be installed must
be at least wide enough to accommodate the tool.
Boiler
HE260 HE325
LH Flue Dim A
m m
1477
1677
RH Flue Dim B
m m
1480
1680
Rear Flue Dim C
m m
1476
1676
If fitted to minimum clearances, the following dimensions
apply:
Содержание istor HE260
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