IDEAL INDUSTRIES ICOS HE18 - Manual (Page 33)

33 icos - Installation & Servicing
SERVICING
44 SERVICING SCHEDULE
45 BOILER FRONT PANEL REMOVAL 46 BOILER SEALING PANEL/
BOTTOM PANEL REMOVAL
1. Remove the 2 screws from the underside of the
appliance.
2. Pull the front panel forward at the bottom and lift
to disengage it from the top lugs.
1. To remove the sealing panel remove the 4 screws.
2. Remove the panel.
3. To remove the bottom panel remove the 2 screws.
4. Pull the RH side of the panel down. Slide it to the right
and withdraw.
nm7808
WARNING. Always turn OFF the gas supply at the gas service cock, and switch OFF and disconnect the electricity
supply to the appliance before servicing.
Note. In order to carry out either servicing or replacement of
components the boiler front panel and sealing panel
must be removed. Refer to Frames 45 and 46.
IMPORTANT.
8. After completing the servicing or exchange of components
always test for gas soundness.
9. When work is complete the sealing panel MUST be
correctly refitted, ensuring that a good seal is made.
Do NOT OPERATE the boiler if the sealing
panel is not fitted.
10. If, for any reason, the condensate ‘S’ trap has been
removed ensure the trap is refilled with water before
reassembling.
11. Check the gas consumption.
12. Connect a suitable gas analyser to the sampling point on
the top of the boiler (refer to Frame 45) or into the flue
terminal if access is possible (optional test).
For correct boiler operation, the CO/CO
2
content of the flue
gas should not be greater than 0.004 ratio.
13. Complete the service section in the Benchmark
Commissioning Checklist.
To ensure the continued safe and efficient operation of the
appliance it is recommended that it is checked at regular
intervals and serviced as necessary. The frequency of
servicing will depend upon the installation condition and
usage but should be carried out at least annually.
It is the law that any service work must be carried out by a
CORGI registered installer. In IE service work must be
carried out by a competent person.
1. Light the boiler and carry out a pre-service check, noting
any operational faults.
2. Clean the main burner.
3. Clean the heat exchanger & ‘S’ trap.
4. Check the condition of the combustion chamber insulation.
Any cracked, damaged or displaced pieces should be
replaced.
5. Check the main injector for blockage or damage.
6. Wherever possible remove and clean the condensate ‘S’
trap (refer to Frame 44) and check the drain for blockage.
7. Check that the flue terminal is unobstructed and that the
flue system is sealed correctly.
The servicing procedures are covered more fully in Frames
44-51 and MUST be carried out in sequence.
SER
VICING