HKFC20-IM-DE-W-UK-04-2022-Rev.1 | Part no. 10084532
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EN
ENGLISH
7.2 Installation
ll screw fittings must be checked and tightened if
required prior to installation and commissioning!
Torque:
• 3/4" fittings 35 Nm
• 1" fittings 55 Nm
Voraussetzungen
Requirement
• The valves are pre-installed at the factory but must be
checked for leaks during commissioning (pressure test)
1. Remove the front panel of the pump group.
2. Drill hole according to the size of the screws and wall
plugs.
3. Insert wall plugs.
4. Screw the hanger bolt into the wall plugs.
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The hanger bolt must project at least 50 mm out of
the wall.
5. Place the pump group to the wall in a vertical installation
position (see "„7.1 Installation diagram“ on page 6).
6. Secure the pump assembly with the nut on the hanger bolt.
7. Remove the thermometer handles and dismount the
intermediate insulation.
8. Connect the supply and return lines and check that all
screw connections are tight.
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7.3 Initial Commissioning
Requirement
• The pump group is completely assembled.
Connection of the power supply
1. Connect the power supply (see separate pump
documentation).
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The pump group switches on automatically after being
connected to the power supply.
2. Vent the heating system.
The pump group must be switched off
during the ventilation process!
3. Mount intermediate insulation and attach thermometer grips.
4. Mount the front panel of the pump group.
Settings of the motor and controller
Set-point temperature is preset to 50 °C.
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For further information on the motor and controller,
please refer to the enclosed instructions.
7.4 Thermometer handle position
A
B
C
A
Operation position: Gravity brake ready to work; ball
valve open
B
Empty: Gravity brake open; ball valve ½ open (only
included in the supply line)
C
Service position: Ball valve closed
