5221680G
To Light the Boiler
1. Check that all four isolating valves are open, the levers in line
with the valve body, see diagram 3.
2. Open the controls cover door and familiarize yourself with the
controls, see diagram 4.
3. CAUTION. A sealed pressurised system must be filled and
pressurised by a competent person.
Only operate the boiler when you are sure that the system has
been filled and pressurised. Check this by looking at the
pressure gauge “A”, it should read 0.7bar minimum.
4. Open a hot water tap, check that water flows, then close it.
5. If you are in any doubt about the boiler being filled with water
contact your installation/servicing company or the local gas
company.
6. Fully press and hold down the control knob “C”. Press and
release the piezo button “D”until the pilot burner lights, view
through window in the front case. When the pilot burner is lit,
keep control knob “C”pushed in for a further 15 seconds then
release. The pilot should remain alight.
7. IF THE PILOT GOES OUT NOW, OR ON ANY OTHER
OCCASION, A SAFETY DEVICE PREVENTS IMMEDIATE
RELIGHTING. WAIT AT LEAST FOUR MINUTES BEFORE
ATTEMPTING TO RELIGHT.
8. If the pilot burner fails to remain alight, repeat instruction 11.
but now hold down the control knob “C”for a little longer after the
pilot has lit.
9. Check the pilot is alight and stable.
10. Switch ON the electrical supply to the boiler at the external
isolator.
11. Set the switch “K”to ON 1 situated on the control fascia.
Instructions for Use
12. Check the light “E”is illuminated on the control fascia.
13. Set the summer / winter button “J”, light “H”or “F”will
illuminate.
14. Set “B”, clock/timer (if fitted) and any remote controls as
required.
For central heating operation set button “J”to “On”. The main
burner will ignite. Light “F”will illuminate.
Close the controls cover door.
To Turn the Boiler Off
For short periods only set switch “K”to 0 . Turn off pilot light.
To turn the boiler off, turn the control knob “C”in the direction
of the arrow clockwise.
To turn on again following the "To light the boiler" instructions.
Water Temperatures
NOTE. The mains incoming water temperature in the winter is
lower than in the summer.
To achieve the same outlet water temperature in the winter, it
will be necessary to reduce the water flow rate using the hot
water tap.
Summer / Winter Selector Button
For central heating set button “J”to Winter light “F”will illuminate.
The main burner will light.
When the heating is controlled by a room thermostat and/or a
time switch, button “J”must be set to Winter light “F”will
illuminate.
If a hot water tap is opened while the boiler is on for heating,
priority will be given to hot water.
Maintenance and Servicing
To ensure the continued efficient and safe operation of the
appliance it is recommended that it is checked and serviced as
necessary at regular intervals. The frequency of servicing will
depend upon the particular installation conditions and usage,
but in general once a year should be enough.
If this appliance is installed in a rented property there is a duty
of care imposed on the owner of the property by the current
issue of the Gas Safety (Installation and Use) Regulations,
Section 35.
Servicing/maintenance should be carried out by a competent
person in accordance with the rules in force in the countries of
destination.
To obtain service, please call your installer or Heatcall (Glow-
worm’s own service organisation) using the telephone number
behind the controls cover door.
Please be advised that the ‘Benchmark’logbook should be
completed by the installation engineer on completion of
commissioning and servicing.
All CORGI Registered Installers carry a CORGI ID card, and
have a registration number. Both should be recorded in your
boiler Logbook. You can check your installer is CORGI registered
by calling CORGI direct on :- 01256 372300.
Clearances
The boiler requires a clearance in front, below and at the sides
of the casing for safety, servicing and maintenance access, see
diagram 2.1.
Protection Against Freezing
If the boiler is to be out of use for any long periods during severe
weather, it is recommended that the whole system, including
the combination boiler, should be drained to avoid the risk of
freezing.
If in doubt, contact you installation/servicing company for advice.
Diagram 3
GAS
SERVICE
COCK
HOT
WATER
OUT
COLD
WATER
SUPPLY IN
HEATING
FLOW
HEATING
RETURN
LEVER (OPEN)
COLD WATER
SUPPLY IN/OUT
SLOT (OPEN)
GAS SERVICE
COCK
LEVER (OPEN)
HEATING
FLOW/ RETURN
7310
SAFETY VALVE
DISCHARGE PIPE POSITION
