Boiler Location And Clearances; Installation; Servicing Clearances - Ventilated Compartment; Compartments - Worcester GREENSTAR Ri Installation And Servicing Instructions

3.6

BOILER LOCATION AND CLEARANCES

3.6.1

INSTALLATION

This boiler is only suitable for installing internally within
a property at a suitable location onto a fixed, rigid
surface at least the same size as the boiler and capable
of supporting the boiler weight.
NOTICE:
No surface protection is required against
heat transfer from the boiler
3.6.2 SERVICING CLEARANCES -
VENTILATED COMPARTMENT
Figure 14 shows the minimum space required to install
and service the boiler in a ventilated compartment.
• If a boiler is installed in a compartment with
clearances less than shown in the tables 11, 12,
or 13 ventilation is required. Refer to table 9 for
ventilation requirements.
To room or
Vent position
internal space
High level Minimum free
area 122 cm
Low level Minimum free
area 122 cm
Tab. 9 Compartment ventilation
870 mm
5 mm
25 mm*
600 mm**
Fig. 14 Ventilated compartment
*
Minimum clearance to removable door
**
Minimum clearance required for servicing
Tab. 10 Minimum clearances
6 720 644 744a (2010/10)
Direct to
outside
Minimum free
2 2
area 61 cm
Minimum free
2 2
area 61 cm
400 mm
+ 30 mm
above elbow
5 mm
200 mm
3.6.3

COMPARTMENTS:

Follow the requirements of BS6798 and BS5440 Part 2
and note:
• Minimum clearances must be maintained.
• An access door is required to install, service and
maintain the boiler and any ancillary equipment.
• If fitting the boiler into an airing cupboard use a non-
combustible material to separate the boiler from the
airing space.
The material can be perforated up to a maximum hole
size of 13mm.
3.6.4

BATHROOMS

A boiler fitted with a non-mechanical timer or with no
timer can be installed in zone 2 or outside the shaded
area .
A boiler with a mechanical timer or RF mechanical timer
with room thermostat must only be installed outside the
shaded area.
Additional RCD (Residual Current Device) protection
may be required.
Refer to the latest IEE wiring regulations.
2
1
2250 mm
600mm radius
2
1
2250mm
600mm radius
Fig. 15 Bathroom installations
PRE-INSTALLATION
6 0 0 m m
750 mm
1 2
2250 mm
6 0 0 m m
750 mm
1
2
2250 mm
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