Worcester Greenstar FS 42CDi Regular User Manual

INSTALLATION
INSTALLATION & SERVICING INSTRUCTIONS
20
FLUE LENGTHS
FLUE MEASURING & CUTTING
8 716 115 216b (09.2008)
HORIZONTAL FLUE:
(60/100mm diameter)
For vertical flues and 80/125mmØ horizontal
flues, please refer to separate Flue Kit
instructions.
Ø60/100mm HORIZONTAL TELESCOPIC
FLUE LENGTHS:
The maximum effective straight flue lengths
(L) are stated opposite for the relevant
appliance and must not be exceeded.
1
Measure the total straight length (L)
along the flue route, then add the following
to length (L) to check the maximum flue
length is not exceeded:
2000mm for each extra 90° bend.
1000mm for each extra 45° bend.
Do not exceed the maximum straight
length for a horizontal Ø60/100mm flue
or a Ø60mm plume management system
(if used) as stated in this Instruction
Manual or Flue Manual.
Cutting the flue to an exact measurement is not
required as the telescopic flue terminal allows
for adjustment.
1
Measure the flue length (L) from the
boiler inner case (A) along the flue route
to the outside wall (D).
Note, the terminal end projects beyond the
outside wall by the distance shown opposite.
A - Boiler inner case.
B - Flue connector.
C - Flue extension tube socket.
D - Outside wall.
E - Aluminium tape over terminal screwed
joint.
FLUE MEASURING & CUTTING
FLUE LENGTHS
10
CUT LENGTH WITH ONE
EXTENSION = L - 410mm
L
A
D
C
400
All dimensions in mm.
E
1 Example with one extension tube:
110
Greenstar FS 30CDi Regular 4000mm
Greenstar FS 42CDi Regular 4000mm
L max.Appliance description
EFFECTIVE MAXIMUM STRAIGHT FLUE
LENGTHS for Ø60/100mm Telescopic flue:
L
1
B

Worcester Greenstar FS 42CDi Regular Specifications

General

Model	Greenstar FS 42CDi Regular
Category	Boiler
Output Rating	42 kW
Fuel Type	Natural Gas
Efficiency Rating	A
Max Operating Pressure	3 bar
Type	Regular
Warranty	5 years