Ravenheat Flue Boiler Installation And Servicing Instructions - page 30
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6.16
HANDING OVER TO THE USER
6.16.1
After completion of installation and commis-
sioning of the system, the installer should
hand over to the Householder by taking the
following actions:
- Hand the “User’s Instructions” to the
H o u s e h o l d e r a n d e x p l a i n H i s / H e r
responsibilities under the “Gas Safety
Regulations 1996”.
- Explain and demonstrate the lighting
and shutting down procedures.
- The operation of the boiler including the
use and adjustment of ALL system con-
trols which should be fully explained to
the Householder. This then ensures the
greatest possible fuel economy consis-
tent with household requirements of both
heating and hot water consumptions.
Advise the User of the precautions nec-
essary to prevent damage to the system,
and to the building, in the event of the
system remaining inoperative during
frost conditions.
- Explain and demonstrate the function of
time and temperature controls, neon
lights radiator valves etc. for the eco-
nomic use of the system.
- If an optional time clock is fitted, then
draw attention to the time clock User’s
Instructions and hand them to the
Householder.
- Stress importance of regular servicing
by a qualified Heating Engineer and that
a comprehensive service should be car-
ried out AT LEAST ONCE A YEAR.
Fill in the Benchmark log book and leave
completed with the customer.
SECTION
7 SERVICING INSTRUCTIONS
Ravenheat are a member of the Benchmark
initiative and fully supports the aims of the
programme. Benchmark has instructed to improve
the standards of installation and commissioning of
central heating systems in the UK and to encourage
in the regular servicing of all central heating
systems to ensure safety and efficiency.
7.1
SERVICING
7.1.1
To ensure continued efficient operation of
the appliance it is necessary to carry out
servicing and cleaning at regular intervals,
The frequency of cleaning will depend upon
the particular installation conditions and
usage but in general, once per year should
be adequate.
WARNING
Before the start of any servicing or replace-
ment of components always isolate electric-
7.2
7.2.1
7.2.2
7.2.3
7.2.4
7.2.5
7.2.5.1
7.2.6
ity supply to the appliance and always turn
off the appliance gas supply at the gas ser-
vice cock.
Data badge position - lower left hand sub
frame.
- The following notes apply to the appli-
ance and its controls but it should be
remembered that attention must also be
paid to the heating and hot water circuits
with special attention to radiator valves,
thermostats, clocks, leaking hot water
taps etc.
- Where it is necessary to replace a gas
ket that relies on adhesive for securing -
this adhesive will be s upplied with the
gasket as a spare item.
- In all cases prior to servicing, remove
the outer case (sect. 5.4). Operate the
appliance by turning the boiler thermo-
stat up and down and observe the main
burner.
-
Check that the flame covers all the flame
ports and is of a light blue colour. Yellow
flames and excessive lifting of flames
”
indicate poor combustion.
- IMPORTANT: After completing any ser-
vicing or replacement of gas carrying
components it is essential that a test for
gas soundness is always carried out
along with functional checks in operation.
TO INSPECT AND CLEAN THE
APPLIANCE
Before carrying out cleaning operation,
cover the electrical control panel with a
piece of waterproof material to protect it
from debris,
Inspect the heat exchanger for any block-
age. Deposits of any material should be
brushed away using a soft brush.
NOTE: Do not use brushes with metallic
bristles.
Examine internal pipe-work connections
and automatic air vent for any water leaks.
Rectify if necessary.
Examine
the
combustion
chamber
insulating material and renew if damaged
(sect. 7.9).
Remove and examine the main burner
injector and pilot injector clean or renew, as
necessary (sec. 7.12 & 7.14).
Inspect the main burner and remove any
deposit with a soft brush. Check the elec-
trodes for damage or deterioration, clean or
renew as necessary. Ensure that the spark
gaps are correct to dimensions specified in
sec. 7.15.
Inspect the secondary condensate heat
exchanger. Deposits can be cleared by