Glow-worm Betacom2 - Manual (Page 12)

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HOW TO USE YOUR APPLIANCE
8.3 Switching On
Check that all isolating valves and the gas
service cock on the appliance are open and
that water flows from the hot water taps,
close the taps.
a
DANGER:
Do not operate the boiler without
water.
• Make sure that:
- The appliance has electrical power,
- The gas service cock is open
- The mains water supply is turned on
- Check that the clock/external controls
are calling for heat.
a
DANGER:
If you are in any doubt about
the boiler being filled with water
contact your installer or Glow-
worm's own service organisation
using the telephone number
shown in the chapter " Contact
your after-sales organisation".
The control-panel display switches on. After
an initiation cycle that lasts a few seconds,
the appliance is ready to function.
8.4 Turning off
• Switch the power supply off to your
appliance.
The appliance is no longer powered and the
display switches off.
a
DANGER:
If you intend to leave your property
empty for a prolonged period,
please refer to the Appliance
Safety Devices section.
8.5 User Controls
8.5.1 Selection of operating mode(s)
To change the operating mode:
• Select the function mode by pressing
.
Pictogram mode
Heating + domestic hot
water
Heating only
Domestic hot water only
i
IMPORTANT:
When neither of the 2 pictograms
is displayed, the boiler is in frost-
protection mode.
8.5.2 Adjusting the domestic hot water
temperature
• Press the buttons or of the
function to adjust the temperature of
domestic hot water.
Temperature of the water °C
Minimum 38
Maximum 60
NOTE: If a Glow-worm outdoor sensor or
Glow-worm intelligent controls are fitted,
the temperature of the water in the heating
circuit is calculated by the boiler. It is
neither necessary nor possible to adjust it
manually.
8.6 TIMER
8.6.1 Setting the time
• Refer to diagram below.
• Rotate the minute hand (2) clockwise
on the 24 hour clock dial (1) until the