Pre-Installation
6 720 811 922 (2014/07)14
The flue systems have different maximum flue lengths
The Greenstar series has the option of two horizontal 60/100 RSF
(telescopic and longer telescopic) and one horizontal 80/125 RSF
(telescopic) flue system and two vertical RSF (60/100 or 80/125) flue
systems:
The next page shows various fluing options.
Refer to the Flue options in table 11 for the straight flue lengths required
to achieve the maximum flue length.
NOTICE: Effective flue lengths:
▶ each 90° bend is equivalent to 2 metres of straight
flue
▶ each 45° bend is equivalent to 1 metre of straight flue
The maximum plume management length for any flue
length for the appliances mentioned on the front of this
manual is 4.5 metres.
Plume management kits are available for the 60/100
horizontal flue system,
Part number 7 716 191 086.
Refer to the manual supplied with the Plume
Management kits for complete installation instructions
Greenstar 24/28/30 boilers
Maximum total flue
length L (mm)
FLUE TYPE 60/100 80/125
1 Telescopic horizontal flue assembly 130 - 570 405 - 600
Longer telescopic horizontal flue
assembly
570- 790 NA
2 Horizontal flue extension 4,600 15,000
3 Horizontal flue with 1 x 90° bend 2,600 13,000
4 Horizontal flue with 2 x 90° bends N/A 11,000
5 High level horizontal flue 4,600 15,000
6 High level horizontal flue with 2 x 90°
bends
2,600 13,000
7 High level horizontal flue with 3 x 90°
bends
N/A 11,000
8 Vertical balanced flue assembly 6,000 15,000
9 Vertical balanced flue with 2 x 90° bends 2,000 11,000
10 Vertical balanced flue with 2 x 45° bends 4,000 13,000
Table 11 Flue options
Part number Flue Description
7 716 191 082 60/100 Telescopic horizontal flue assembly
7 716 191 171 60/100 Longer telescopic horizontal flue
assembly
7 719 003 702 80/125 Telescopic horizontal flue assembly
7 719 002 430 60/100 Vertical flue assembly
7 719 002 431 80/125 Vertical flue assembly
Table 12 Flue part numbers
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