Flue Length; Flue Options - Worcester Greenstar 8000 Life Series Installation And Maintenance Instructions Manual

Part number Flue Ø Description
7 719 002 430 60/100 Vertical balanced flue kit
7 719 002 431 80/125 Vertical balance flue kit
Table 8 Flue kit assembly part numbers
4.4.1

Flue length

The maximum flue length will depend on the following factors:
• 60/100mm flue system
– Vertical/horizontal flue type
– Appliance output
– Plume management length
• 80/125mm flue system
– Vertical/horizontal flue type
– Appliance output
Horizontal maximum flue lengths
Flue length [L]
60/100
Output No plume + 500mm
management of plume
management
50 kW 9,000mm 9,000mm
45 kW 8,000mm 8,000mm
40 kW 11,000mm 11,000mm
35 kW 10,000mm 10,000mm
30 kW 17,000mm 17,000mm
Table 9 Maximum flue lengths - Horizontal flues
Vertical maximum flue lengths
Flue length [L]
Output 60/100
50 kW 12,000mm
45 kW 12,000mm
40 kW 15,000mm
35 kW 14,000mm
30 kW 21,000mm
Table 10 Maximum flue lengths - Vertical flues
Flue system bends
NOTICE:
Effective flue lengths of bends:
Each bend used has an equivalent straight flue length.
▶ Refer to the table below.
Effective flue length
Bend 60/100
45° 0.5m
90° 1.5m
Table 11 Effective length of bends
4.4.2

Flue options

The systems have diiferent maximum flue lengths, refer to the following
example flue options for those maximum flue lengths.
Greenstar 8000 Life – 6720883865 (2019/02)
Flue length
[L]
80/125
+ 4500mm of No plume
plume management
management available
6,200mm 40,000mm
5,200mm 35,000mm
8,200mm 35,000mm
7,200mm 29,000mm
14,200mm 25,000mm
Flue length [L]
80/125
40,000mm
35,000mm
35,000mm
29,000mm
25,000mm
80/125
0.5m
1.5m
Horizontal high level flue assembly
Fig. 12 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. 13 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. 14 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. 15 Horizontal flue option
Pre-Installation
60/100 mm
383 mm - 603 mm
130 mm Min
60/100 mm
[A] 350 mm - 570 mm
[B] 570 mm - 790 mm
130 mm Min
1050 mm
330 mm Min
15