5
6. Commissioning
6.1
Filling the UFH system - The inbuilt non-return valve in the flow elbow allows you to fill
the circuits from the upper flow rail drain and fill valve only.
Be aware that you cannot get the benefit of this feature when filling via the primary flow and
return connections or the lower manifold rail drain and fill valve.
6.2
The mixer, manifold and underfloor circuits can now be filled and commissioned in
accordance with the manifold instructions. Prior to filling, a final check of all joints should
be made to ensure no connections have loosened during transit.
6.3
The pump is supplied with a pre-connected 1m long 3-core lead assembly ready for
connection to the electrical control system. Ensure that the pump is filled and vented,
operate the control system to call for heat then select the desired pump setting.
The ESBE T4 control pack comes pre-assembled ready for installation, please ensure the
pump connections are tightened before commissioning. These connections are equipped
with EPDM seals.
7. Pump Settings
Buttons
All pump functions can be controlled with two buttons. The button switches the night
reduction function on and off. The button controls the operating modes. The selected
operating mode is shown in the clear field of the LED indicator.
Temperature Setpoints in °C
20
25
30
35
40
45
50
55
5
Service Mode, setting the capacity range
The capacity range can be changed to 4m or 6m in
service mode.
• Pump must be disconnected from the 230V mains
voltage for at least 15 seconds
• Connect the pump to the 230V mains voltage
• Press the and buttons simultaneously with 3
seconds
• Release both buttons
• Select the capacity range with the button
• - 4 = 4m
• - 6 = 6m
• Pump must be disconnected from the 230V mains
voltage for at least 15 seconds
• Connect the pump to the 230V mains voltage
Содержание T4
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