44
INS
TALLER
US
ER
MAINTEN
AN
CE TECHNI
CI
AN
3.30 COMMISSIONING BOILER CHECK
LIST.
A suggested method of commissioning the
boiler, actual method can very according to the
boiler make type and the installation. The boiler
must always be installed, and commissioned
by an qualified gas technician. The installer
certifies that this Boiler has been installed to
the manufacturer’s instructions, has been filled,
commissioned and is ready for use.
No.
Description
when done
1
Read carefully the instruction manuals supplied with this boiler.
2
BEFORE INSTALLING THIS BOILER FLUSH OUT THE PIPES UNTIL CLEAN WATER IS ACHIEVED. IF REPLACING
AN OLD BOILER, HUNT HEATING RECOMMENDS A POWER FLUSH
3
Turn off all service to this boiler - water, gas and power. Install the boiler as shown in the instructions following and
connect all services.
4
Turn on water to fill system, check for leaks regularly and bleed air from all points.
Bleed the air from all the pumps in the system, and rotate the impeller shaft.
5
Check that all radiators valves are open, all lock shields remove the thermostatic valve heads, fully open.
6
Turn ON gas, bleed air out at the isolation valve union. Reseal and check for gas leaks.
7
Turn electricity on at the power point. At the boiler front panel set the temperature setting to the lowest setting, switch
boiler to ON position.
The “Power on” Indicator should light. Turn the boiler off at the front panel.
8
Turn the room thermostat to the manual ON position set the temperature to a high level so that it does not switch off
during the commissioning phase. The thermostat will unusually click and shows an Indicator in the window.
9
Boiler should start fan, pump and ignite gas. If it fails first few times this may be just residual air in the gas line. A noisy
water pump indicates there is air in the water pipes.
10
Boiler lights and heats the water. Check gas flame is the correct colour and for gas and water leaks as the system heats up.
11
Check that heat is circulating to all radiators through the manual or thermostatic radiator valve located on the flow pipe
(unless reverse flow thermostatic valves).
12
Allow the boiler to heat up to the set temperature and switch off. Re-adjust the boiler temperature to a mid temperature point.
CAUTION, if this is connected to a floor heating system. The boiler should re light and increase the water temperature
to the new setting.
13
Check that all radiators are hot all the way up. If the radiator is cold at the top, then there is usually air in the radiator
Bleed the radiator. Balance the system so that all radiators are hot as according to the radiator installation manual. Adjust
the boiler water temperature.
14
Set the room thermostat to the correct times and temperatures according to the manufacturer’s instructions.
15
On completion of the commissioning phase, complete the information sheet at the front of this manual.
Hand over the installation to the owner and demonstrate how the system works plus basic fault resolution and safety
procedures. Make sure that this important document is kept in a safe accessible place.
IF IN DOUBT ASK
Handover Instructions
No.
Description
when done
1
Fill in all the details on this Boiler manual.
2
Instruct the owner/users on the correct operation of this heating system, this includes how to turn the system on and off,
adjust the time and temperature settings.
3
How to turn the heating system off in summer and on for winter.
4
Where all the major items are, their functions and how to check and turn them on or off. Simple fault resolution i.e. power on.
5
How to check and remove air in the radiators. Give them a bleed key.
6
The importance of this SERVICE RECORDS, keeping safe & accessible when required.
7
Recommend that the boiler should be serviced anually and that the service is recorded withing the allocated area of the
boiler installation manual.
