7
4000123923-2
Winter: Set the
control knob
anywhere
between the 5
segments
Domestic hot
water OFF
Domestic hot water between
approx. 38˚C and 50˚C
Occasional
use for water
above
approx. 50˚C
Summer: Set
the control
knob to
(30ci Only)
ECO Maximum
recommended for
constant use
User Controls and Lighting
11887
1. Lighting the boiler :
Make sure that:
• The boiler is connected to the electrical supply.
• The gas service cock is open.
• The room thermostat is calling for heat.
• Turn the On/Off switch to ON ( I )
• The boiler ON indicator will illuminate green.
2. Stop the boiler :
• Turn the On/Off switch to OFF ( 0 ) the
electrical supply is OFF.
1
2
3
4
5
6
3. Domestic hot water adjustment
(30ci Only) :
4. Heating temperature adjustment :
1
On/Off switch
Pressure gauge (bar)
and temperature
gauge (°C)
Boiler ON/RUNNING
(green) indicator
(fault indicated by
light flashing red)
Central heating temperature selector
minimum setting (approx. 38˚C) up to
maximum setting (approx. 87°C).
It is supplied factory set to 38˚C to 73˚C
Domestic hot water temperature selector (30ci Only)
minimum setting approx. 38˚C up to maximum setting 65˚C.
The ECO setting is ideally suited for all the requirements of normal family
use (showers, washing up etc.). The maximum setting should be
reserved for occasional use when very hot water is required.
Diagram 2
5. If a fault occurs (indicated by
red flashing light) :
• Reset boiler: Turn the On/Off switch to ( 0 ),
wait for five seconds. Turn the On/Off switch to ( I )
the boiler is reset. If the fault continues call relevant
service organisation or Glow-worm service using the
telephone number on the inside front cover of this
literature.
1
5
3
2
6. Pressure gauge:
• The boiler pressure gauge will show a reading
between 1.0 and 1.5 bar.
Refer to Section Draining and Filling if required.
4
5
PROGRAMMER
30 ci/35 ci Only
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