HAMWORTHY HEATING LTD
15
FLEET V series
500001217/D
5.4 Electrical Connections:
The following electrical connections are provided on each module.
•
Supply: Live, Neutral and Earth. See Section 4.5 for details.
•
Supply Input for Boiler Fault and Normal Run Signals
•
Boiler General Fault Alarm Signal Output
•
Boiler Normal Run Signal Output
•
0-10v Analogue Control Signal Input
•
Remote on/off Control Input
•
Boiler Shunt Pump Output
•
Safety Interlock Circuit Input
•
Optional LPB Bus for use with Merley boiler sequencer control
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 pipe work and meter has been soundness tested and purged to IGE/UP/1 or IGE/
UP/1A as appropriate. Test and purge certificates should be available for viewing.
6.2 Ventilation
Ensure that ventilation and air supply to plant room is correct.
6.3 Pipe work, Valves and Pump
Ensure that;
•
System flushing and suitable water treatment has been implemented
•
Pipe work and valve arrangement is installed to Hamworthy Heating recommendations.
•
Circulating system is full of water, vented and pressurised appropriately.
•
Circulation pump is operational.
•
Pipe work connections to boiler are fitted correctly.
•
All necessary isolation valves are open.
•
Condense connections on boiler and flue are connected and piped to drain.
•
Heat load is available.
6.4 Flue
Ensure that;
•
Flue system is correctly designed and installed to suit boilers.
•
Flue passages to chimney are clear.
6.5 Electrical
Ensure that;
•
Electrical connections are correct and isolatable.
•
External controls are operational.
WARNING: WHEN THE FRONT COVER IS REMOVED AND THE BOILER IS
OPERATIONAL, CARE MUST BE TAKEN WITH ELECTRICAL COMPONENTS AND
ACCESS TO PRIMARY INSULATION.