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The annual inspection of the boiler and of the com-
bustion product outlet is compulsory. It must be car-
ried out by a qualified person.
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Note:
- The various services and controls mentioned be-
low are to be carried out on each module of the
THR 10-100 boiler.
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The burner must be serviced annually.
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- Unscrew the three screws (item no. 1) fixing the
ventilator (item no. 9) to the burner’s air sleeve
(item no. 2),
- clean it using a domestic vacuum cleaner by pla-
cing the suction device over the air inlet and outlet
successively.
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- Unscrew the four screws fixing (item no. 3) the
burner (item no. 5) to the boiler shell (item
no. 27),
- disassemble the two elbow joints (item no. 7),
- clean the burner (item no. 5) using a domestic va-
cuum cleaner by placing the suction device over
the air inlet and the gas inlet successively,
- check the ignition electrodes (item no. 4) and the
ionisation electrodes (item no. 6).
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- Check the airtightness of the gas at the burner el-
bow joint/gas inlet tube level,
- check airtightness at the burner and boiler shell
levels,
- following the assembly of the ventilator:
• check the correct positioning of the ventilator/
burner gasket (item no. 8),
• check the airtightness of the gasket and repla-
ce it if necessary.
!
4
6
9
2
5
1
3
3
27
7
7
≈
20
2.25
1
8
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