GENERAL NOTES
WORCESTER BOSCH GREENSTAR 30CDi System
6 720 612 454a (05/10)
8
INTRODUCTION
GENERAL NOTES
To get the best from your appliance plea-
se read these instructions carefully.
SEALED HEATING SYSTEMS
This appliance is fitted to a sealed hea-
ting system which is pre-pressurised.
Your installer will advise you of the mini-
mum and maximum pressure which
should be indicated on the pressure
gauge.
Check regularly that the pressure is
maintained and contact your installer or
maintenance engineer if a permanent
significant drop in pressure is indicated
on the pressure gauge. If the system
loses pressure it should be re-pressuri-
sed and the cause of the fall investiga-
ted.
CENTRAL HEATING SYSTEMS
During the first few hours of operation of
the central heating system, check that all
radiators are being heated at an even
rate. If the top of a radiator is at a lower
temperature than the bottom then it
should be vented by releasing air
through the venting screw at the top of
the radiator. Ask your installer to show
you how this is done.
This boiler is fitted to a sealed system;
repeated venting will reduce the quantity
of water in the system and this must be
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