16
INSTALLATION
isar + programmer -
Installation and Servicing
FLUE KITS
Pack B
- supplied as standard
Pack D
- optional extension kit for side flue or rear flue outlet.
Finishing Kit
- Supplied as an optional extra.
Refer to 'Flue Extension Ducts'
IMPORTANT.
The boiler MUST be installed in a vertical position
Dimension X
- Wall thickness.
Dimension L
- Wall thickness plus boiler spacing.
Dimension S
- Stand-off frame depth = 33mm
12 DETERMINING THE FLUE LENGTH AND FLUE PACKS REQUIRED
Notes.
1.
The flue duct MUST be inclined at 1.5 degrees
to the horizontal to allow condensate to drain
back into the boiler and out through the
condensate drain.
2.
If the boiler is to be installed with upward piping
routed behind the boiler then the optional
stand-off kit should be used. Care must be
taken when cutting the ducts and marking the
wall to suit this condition.
Note.
MAXIMUM FLUE LENGTHS:
HE24 AND 30
- 6M (HORIZONTAL FLUE)
HE35
- 3M (HORIZONTAL FLUE)
HE24 AND 30
- 8M (ROOF FLUE)
HE35
- 5M (ROOF FLUE)
HE 24 AND 30
- 14M TOTAL (POWERED VERTICAL FLUE)
HE 35
- 8M TOTAL (POWERED VERTICAL FLUE)
HE24 AND HE30
- 20M TOTAL (AIR PLUS FLUE DUCT-60/60 TWIN FLUE KIT)
HE24, HE30 AND HE35 - 46M TOTAL (AIR PLUS FLUE DUCT - 80/80 TWIN FLUE KIT)
90
O
ELBOW KIT 60/100 (EQUIVALENT FLUE LENGTH RESISTANCE = 1M)
45
O
ELBOW KIT 60/100 (EQUIVALENT FLUE LENGTH RESISTANCE = 0.6M)
Total Flue length dimension
Flue
Rear flue
Side flue
Extra packs
Boiler
dim. X+160
dim. L+195
required
size
Up to
650 mm
Up to
650 mm
none
HE24,30 & 35
Up to 1600 mm
Up to 1600 mm
Pack D - 1 off
HE24,30 & 35
Up to 2550 mm
Up to 2550 mm
Pack D - 2 off
HE24,30 & 35
Up to 3500 mm
Up to 3500 mm
Pack D - 3 off
HE24 & 30
Up to 4450 mm
Up to 4450 mm
Pack D - 4 off
HE24 & 30
Up to 5400 mm
Up to 5400 mm
Pack D - 5 off
HE24 & 30
Up to 6000 mm
Up to 6000 mm
Pack D - 6 off
HE24 & 30
INST
ALLA
TION
202851-1new.pmd
17/11/2006, 07:40
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