Pre-Commisioning; Gas Supply; Ventilation; Pipework, Valves & Pump - Hamworthy Sherborne Series Installation, Commissioning And Servicing Instructions

6.0 PRE-COMMISSIONING
The following pre-commissioning check must be carried out before the boiler is commissioned.

6.1 Gas Supply.

Ensure that gas installation pipework & meter has been soundness tested & purged to IGE/UP/1 or IGE/UP/1A as
appropriate. Test & purge certificates should be available for viewing.

6.2 Ventilation

Ensure that ventilation & air supply to plantroom is correct. Air supply slots in the boiler cover are clear & open.
6.3 Pipework, Valves & Pump
Ensure that;
•
Pipework & valve arrangement is installed to Hamworthy Heating recommendations.
•
Circulating system is full of water, vented & pressurised appropriately.
•
Circulation pump is fitted, working & interlocked where required.
•
Pipework connections to boiler are fitted correctly.
•
All necessary isolation valves are open.
•
Safety valve is correctly sized & located.
•
Condense connections on boiler & flue are connected & piped to drain.
•
Heat load is available.

6.4 Flue

Ensure that;
•
Flue system is correctly designed & installed to suit boilers.
•
Flue passages to chimney are clear.

6.5 Electrical

Ensure that;
•
Electrical connections are correct & isolatable.
•
External controls are operational.
•
WARNING: WHEN THE BOILER IS OPERATIONAL WITH THE FRONT COVER REMOVED,
CARE MUST BE TAKEN WITH ELECTRICAL COMPONENTS & ACCESS TO PRIMARY
HAMWORTHY HEATING LTD
INSULATION.
15
SHERBORNE 500001167/E