Reduced Front Maintenance Minimum Clearances; Appliances In Compartments; Reduced Front Maintenance Clearances - Side View - Worcester Greenstar 4000 Installation And Maintenance Instructions Manual

Pre-Installation

Reduced front maintenance minimum clearances

The front servicing clearance for this appliance can be reduced to
450mm.
For installations with a front servicing clearance less than 600mm
(minimum of 450mm), the following additional criteria must be
achieved.
• The bottom of the appliance case must be between 1000mm and
1500mm from the floor.
• There must be at least 450mm clearance in front of the appliance to
floor level. Anything sited below the appliance must not protrude into
this clear space.
• There must be at least 186mm clearance to any structure which is
sited below the appliance.
• There must be at least 300mm clear space to either the left hand or
right hand side of the appliance. This clear space must be from the
required clear height above the appliance to floor level.
– This clearance will not apply if the appliance is sited within
300mm of a door way and the door frame is the only obstruction.
Minimum clearances must be observed to any obstruction/ surface,
(dark shaded areas, figures 14 and 15).
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A
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Fig. 14 Reduced front maintenance clearances - Side view
[A] Appliance.
[1] Above appliance - Same clearance required as for standard
clearances of 60/100 flue or 80/125mm flue.
[2] In front of appliance - Minimum 450mm.
[3] Bottom of appliance to the floor - 1,000 - 1,500mm.
[4] Below appliance - 186mm
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2
3
2
1
5
A
4
5
Fig. 15 Reduced front maintenance clearances - Front view
[A] Appliance.
[1] Above appliance - Same clearance required as for standard
clearances of 60/100 flue or 80/125mm flue.
[3] Bottom of appliance to the floor - 1,000 - 1,500mm.
[4] Below appliance - 186mm
[5] One side of appliance - Minimum 300mm.
[6] One side of appliance - Minimum 5mm.

Appliances in compartments

Follow the latest requirements of BS6798 and BS5440 and note:
• Minimum clearances must be maintained.
• An access door is required to install, service and maintain the
appliance and any ancillary equipment.
• If the appliance is installed in an unventilated airing/storage
cupboard, there is no requirement to make a partition between the
appliance and the storage space as long as the minimum clearances
around the appliance are maintained.
Greenstar 4000 – 6 720 891 162 (2020/09)
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