Main Features; Installation - baxiroca HF 90 Manual

Main Features

•
Cast-iron Boilers and Heating Units, with rated outputs from
77,400 kcal/h to 249,400 kcal/h for central heating systems
and hot water production up to 6 bar and 100°C.
•
Heat exchanger composed of high heat transfer sections and
high water flow rates.
•
High-efficiency, pressurized combustion chamber, insulated
by a 50mm thick double glass wool layer.
•
Reversible burner door, which can be easily adapted for right-
or left-hand opening, as required.
•
It may operate at varying temperatures.
•
Three-pass flue design.
•
Longitudinal baffles for increased output.
•
Front access door to aid cleaning of the combustion chamber.
•
Approved as a Low Temperature Boiler and certified
in accordance with Energy Efficiency Directive 92/42/EEC.
Basic Components – Boiler
• Heat exchanger cast-iron sections, not assembled.
• Accessories: smoke box, flue-ways cleaning door, combustion
chamber door with burner plate, welding flanges for tubes
Ø76.
• Insulated casing and cleaning brush.
Additional Components (to be ordered together with the
boiler)
• KSF control panel for 2-stage burners (compulsory supply).

Installation

Assembly and installation of the boiler must be carried
out by a qualified engineer.
When installing the boiler, the following should be taken into
account:
The boiler room and its ventilation must comply with applicable
regulations in each country. The minimum clearances shown
should also be observed.
600 mini
Fig. 3
18
1700 mini
• Assembly bars HF1 and/or HF2 according to boiler model
(see table on page 14).
Optional Accessories
• Fully-assembled heat exchanger.
• OIL or GAS two-stage burner (see burner matching table on
page 14).
• Gas train assembly (versions with gas burner).
• Propane gas kit (versions with propane gas burner)
• Metal flow fitting with sensor pocket and Ø3/4" tapping with
plug (not assembled).
• Metal return fitting with sensor pocket and Ø3/4" drain valve
(not assembled).
Note: Whenever they are ordered as Heating Units, the basic
components are delivered, the burner, the gas train assembly
(in gas-fired heating units) and the LPG kit (in propane gas-
fired heating units).
Delivery - Distribution of packages (without accessories)
In 7 packages:
• Control panel
• Knocked-down heat exchanger
• Accessories for body assembly
• Casing
• Baffles
• Miscellaneous accessories
• Set of tie-rods
The flue stack shall be constructed in accordance with
applicable regulations. A 0hPa depression should be observed
at exit of smoke box. It is advisable to avoid sudden changes
of direction and reduce the number of elbows.
Fig. 4