System Pressure; Sealed Heating Systems - Worcester Greenstar CDi Compact Series User Instructions

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SYSTEM PRESSURE

4.1 SEALED HEATING SYSTEMS

This boiler is fitted to a sealed heating system which is pre-pressurised.
Your installer will advise you of the minimum and maximum pressure indicated on the pressure gauge.
B Check regularly that the pressure is maintained.
Fig. 2 Optimum system pressure when your boiler is cold (area A)
B Contact your installer or maintenance engineer if a permanent significant decrease or increase in pressure is indicated on the
pressure gauge.
B Use the Worcester integral filling link to re-pressurise your boiler, refer to the following section 4.2.
NOTICE: To comply with the Water Authority regulations you must remove the "filling key" or disconnect the
external filling loop after re-pressurisation.
6 720 803 801 (2012/09)
1.5 bar
A
1 bar
1 1
Min
0
Max
2
3
4
bar
SYSTEM PRESSURE
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