Ravenheat HE 25 C COMPACT, Instructions For Use Installation And Servicing

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5.8 INSTALLING THE APPLIANCE FOR REAR
FLUE OUTLET (Fig. 13, 16, 17, 18).
FOR APPLIANCE CLEARANCES SEE
SECT. 4.4 AND SECT. 4.10
Use adhesive tape to attach the template to
the wall, making sure that the centre line is
vertical and that the clearance distance is no
less than that shown in fig. 13.
- Mark the two holes for the top fixing bolts to Mark the two holes for the top fixing bolts to
fix the boiler on the wall as well as the fix the boiler on the wall as well as the
centre of the flue duct.
centre of the flue duct.
- Detach the template from the wall. - Detach the template from the wall.
- Use a 10 mm dia drill to make the 2 holes.
- Use a 10 mm dia drill to make the 2 holes.
Insert the plastic expansion plugs. Insert the plastic expansion plugs.
- Cut or core drill a 105 mm dia hole for - Cut or core drill a 105 mm dia hole for
inserting the flue duct.
inserting the flue duct.
Fit the elbow header into the flue flange on the Fit the elbow header into the flue flange on the
top of the boiler, positioning it towards the
top of the boiler, positioning it towards the
required direction (fig 13).
required direction (fig 13).
Important: Make sure that the inner 60 mm Important: Make sure that the inner 60 mm
diameter of the elbow header is inserted
diameter of the elbow header is inserted
fully into the heat exchanger, and the
fully into the heat exchanger, and the
rubber seal is correctly fitted.
rubber seal is correctly fitted.
(Fig 17 item 65)
(Fig 17 item 65)
If using the horizontal flue duct and it is too If using the horizontal flue duct and it is too
long it can be shortened. Should it be long it can be shortened. Should it be
necessary to cut the flue always cut on right
necessary to cut the flue always cut on right
angles and ensure the cut is de-burred.
angles and ensure the cut is de-burred.
Note : Add 30 mm Add 30 mm to allow for terminal rubber
wall seal (fig.10 item 127).
Insert the flue assembly locating it onto the Insert the flue assembly locating it onto the
wall. wall.
Lift the boiler on the wall, locating onto the top Lift the boiler on the wall, locating onto the top
two fixing bolts. Tighten the two bolts using a
two fixing bolts. Tighten the two bolts using a
spanner to secure to the wall.
spanner to secure to the wall.
Working above the boiler pull the flue exhaust Working above the boiler pull the flue exhaust
duct towards the boiler in order to engage tube duct towards the boiler in order to engage tube
(fig. 18 item 61) into its header. (fig. 18 item 61) into its header.
Position flue into elbow header and push so as Position flue into elbow header and push so as
to locate inner and outer flue correctly ensuring
to locate inner and outer flue correctly ensuring
a good seal is made with O-rings. Tighten the
a good seal is made with O-rings. Tighten the
two screws on the flue flange to secure the
two screws on the flue flange to secure the
elbow header in place
elbow header in place
Fit the terminal rubber wall seal and if Fit the terminal rubber wall seal and if
necessary terminal guard. necessary terminal guard.
Extension kits are available to order for flue Extension kits are available to order for flue
extension of up to a total overall length of 8 extension of up to a total overall length of 8
metres (fig.18).
metres (fig.18).
Each extension length extends the pipe by Each extension length extends the pipe by
approximately 1000 mm long up to a maximum approximately 1000 mm long up to a maximum
of seven extensions.
of seven extensions.
Extensions must be installed with the widened Extensions must be installed with the widened
end of the pipe and the tapered end of the flue end of the pipe and the tapered end of the flue
pipe aimed towards the exhaust terminal.
pipe aimed towards the exhaust terminal.
IMPORTANT:
Inline flue bend - 1000 mm must be deducted
from overall length for each 90°bend. Obtuse
flue bend - 500 mm must be deducted from
overall length for each 135° bend
(see table 4).
5.9 INSTALLING THE APPLIANCE FOR SIDE
FLUE OUTLET (Fig. 14, 15, 16, 17, 18)
- Attach the template to the wall with adhesive
tape, making sure that the centre line is
vertical and that the distance from the centre
line to the nearest side wall is not less than
measurement in fig.14.
g.14.
- Mark the two fixing bolt securing holes on the - Mark the two fixing bolt securing holes on the
wall and extend the axis of the flue duct hole wall and extend the axis of the flue duct hole
to the side wall ensuring it i
to the side wall ensuring it is horizontal.
- Make sure flue slopes 1.5° down towards
the boiler and that there is a 25 mm fall per
metre of the flue length.
- Trace the centre of the flue duct hole and
measure distance from the corner of the
wall (fig.14), measure the distance 124 mm
between the centre of flue duct hole to the
corner.
Detach the template from the wall.
- Use a 10 mm. dia drill to make the 2 holes for
the fixing bolts. fixing bolts. In Insert the plastic expansion
plugs. Core drill a 105 mm dia. hole in the
side wall for inserting the flue duct.
Fit the elbow header into the flue flange on
the top of the boiler, positioning it towards
the required direction.
Important: Make sure that the inner 60mm Important: Make sure that the inner 60mm
diameter of the elbow header is inserted diameter of the elbow header is inserted
fully into the heat exchanger, and the
fully into the heat exchanger, and the
rubber seal is correctly fitted.
rubber seal is correctly fitted.
(Fig 17 item 65)
(Fig 17 item 65)
If using the horizontal flue duct and it is too
long it can be shortened.
Should it be necessary to cut the flue
always cut on right angles and ensure the
cut is de-burred.
Note : Add 30 mm Add 30 mm to allow for terminal
rubber wall seal (fig.10 item 127).