Worcester GR2300iW C Installation And Maintenance Instructions

Pre-Installation
Greenstar 2000 – 6 721 820 552 (2021/02)
20
Flue system bends
NOTICE
Effective flue lengths of bends:
Each bend used has an equivalent straight flue length.
▶ Refer to table 16.
Table 16 Effective length of bends
4.4.2 Flue options
The systems have different maximum flue lengths, refer to the following
example flue options for those maximum flue lengths.
Horizontal high level flue assembly
Fig. 14 Horizontal flue option
• Flue length [L] (initial bend included in length calculation)
– 60/100 = 202 - 603mm
– 80/125 = N/A
Telescopic horizontal flue assembly
Fig. 15 Horizontal flue option
Telescopic horizontal flue assembly [A]
• Flue length [L] (adaptor bend included in length calculation)
– 60/100 = 180 - 570mm
– 80/125 = 405 - 600mm
Extended telescopic horizontal flue assembly [B]
• Flue length [L] (adaptor bend included in length calculation)
– 60/100 = 570 - 790mm
– 80/125 = N/A
Horizontal fixed length flue assembly
Fig. 16 Horizontal flue option
• Flue length [L] (adaptor bend included in length calculation)
– 60/100 = 330 - 1,050mm
– 80/125 = N/A
Extended horizontal flue
Fig. 17 Horizontal flue option
• Flue length [L] (adaptor bend included in length calculation)
– Maximum flue length as stated in "Horizontal maximum flue
lengths".
Horizontal flue with additional 90° elbow
Fig. 18 Horizontal flue option
• Flue length [L] (adaptor bend included in length calculation)
– Maximum flue length as stated in "Horizontal maximum flue
lengths" minus the 90° bend equivalent straight flue length as
stated in Table 16 "Effective length of bends".
Horizontal flue with additional 90° elbows
Fig. 19 Horizontal flue option
• Flue length [L] (adaptor bend included in length calculation)
– Maximum flue length as stated in "Horizontal maximum flue
lengths" minus 2 x 90° bends equivalent straight flue length as
stated in Table 16 "Effective length of bends".
Effective flue length
Bend 60/100 80/125
45° 0.5m 0.5m
90° 1.5m 1.5m
0010015190-001
383 mm - 603 mm
60/100 mm
130 mm Min
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[A] 350 mm - 570 mm
[B] 570 mm - 790 mm
60/100 mm
130 mm Min
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330 mm Min
1050 mm
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Worcester GR2300iW C Specifications

General

Brand	Worcester
Model	GR2300iW C
Category	Boiler
Language	English