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1
Safety Guidelines
1.
Follow the installation instructions.
2.
Use the appliance
• according to its intended use
• in good condition
• with due regard to safety and risk of danger.
3.
Note that the appliance is exclusively for use in the
applications detailed in these installation instructions
(see 2 Technical Data). Any other use will not be
considered to comply with requirements and would
invalidate the warranty.
4.
Please take note that any assembly, commissioning,
servicing and adjustment work may only be carried
out by authorized persons.
5.
Immediately rectify any malfunctions which may
influence safety.
2
Technical Data
Media
Medium:
Connections/Sizes
Connection sizes:
Connection size discharge:
Pressure values
Inlet pressure:
Outlet pressure:
Operating temperatures
Max. operating temperature
medium:
Specifications
Liquid category backflow
preventer CA:
Installation position:
3
Options
For Options visit homecomfort.resideo.com/europe
4
Assembly
4.1 Installation Guidelines
•
Install in horizontal pipework with discharge
connection directed downwards
•
The installation may not take place in areas or ducts
where poisonous gases or vapours may be present or
where flooding can occur
•
The installation location must be ventilated well
•
The installation location should be protected against
frost and be easily accessible
– Simplified maintenance and cleaning
Water without inhibitors
1
/
" AG
2
40 mm
1.5 - 10 bar
1.5 - 6 bar
65 °C
3 (slightly toxic materials)
horizontal pipework with
discharge connection
directed downwards
GB
– Pressure gauge at the pressure reducing valve
can be read off easily
•
In order to avoid flooding, it is recommended to
arrange a permanent, professionally dimensioned
wastewater connection
•
Requires regular maintenance in accordance with
EN 806-5
•
Provide a straight section of pipework of at least five
times the nominal valve size after the pressure
reducing valve (in accordance with EN 806-2)
•
The refilling combination has an integrated strainer -
no separate strainer necessary
– Refilling combination is protected against
malfunction and corrosion damage resulting from
ingress of foreign bodies, e.g. welding beads,
sealing materials, metal cuttings and rust
4.2 Assembly instructions
To avoid stagnating water, the refilling combination
must be connected as directly as possible to the
supply line!
The guidelines of drinking water regulations apply for
installation!
1.
Thoroughly flush pipework
2.
Remove the isolation shell
3.
Install refilling combination
• Install in horizontal pipework with discharge
connection directed downwards
• Note flow direction (indicated by arrow)
• Install without tension or bending stresses
4.
Attach drain pipe to discharge connection (plastic pipe
HT 40)
5.
Install isolation shell
5
Start-up
5.1 Setting outlet pressure
1.
Close shut-off valve on inlet and outlet
2.
Slacken tension in compression spring
• Insert the available adjuster knob and turn to the
left
3.
Open and close drain cock at the shut off ball valve
downstream.
• Pressure reducing valve is decompressed.
4.
Slowly open shut-off valve on inlet
5.
Turn adjuster knob until the manometer shows the
desired value
6.
Remove adjuster knob
7.
Slowly open shut-off valve on outlet
2
MU1H-1548GE23 R0420
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