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COMMISSIONING9.0
The definition of commissioning, according
to CIBSE (Chartered Institution of Building
Services Engineers) is the advancement
of an installation from static completion to
working order to specified requirements.
The commissioning of a system is essential
to obtain the design operating parameters
of the UFH system as set out by the system
designer. Co-operation between all parties
involved with the design and installation of
the FH and control system is essential.
Sufficient time and resources has to be
allowed for the full commissioning process
of the installation to be completed.
9.1 Pre-commissioning Requirements
- Balance the flow rate through the circuit valves on the manifold
- Confirm with the installer that the boiler commissioning has been
carried out as instructed in the boiler manufacturer’s installation and
servicing instructions
- Confirm correct operation of the system controls including the
sequencing of the pumps and boiler.
For fixed flow water temperature control (REHAU BA Master Controller)
follow the steps in the Underfloor Heating Systems - Installation
Guide 890.605E section Initial system warm up. This details the start
up temperature to the FH. Flow headers and the duration of these
temperatures as set out in BS EN 1264 Pt.4.
9.2 The Commissioning Team Normally Consists of:
- FH installer
- FH control system installer / electrician
- Boiler and main system controls installer / electrician
- M & E contractor
- Commissioning engineer.
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