Three Monthly - In Addition; Six Monthly -I N Addition - FULTON RB Series Installation, Operation And Maintenance Manual

Fulton Ltd
4.11.3 THREE MONTHLY
The boiler should be completely cold before carrying out any of the following procedures.
11. Visually inspect the boiler interior (see Section 4.6 - Boiler Internal Inspection).
4.11.4 SIX MONTHLY
12. Ensure the following valves are shut:
a) Main steam stop valve
b) Feedwater isolating valve
c) Fuel (gas/oil) valves
13. Drain and isolate the boiler (see Section 3.4 - Draining the Boiler).
14. Remove the Feedwater Disperser, inspect and clean (see Section 4.9 - Feedwater
Disperser).
15. Open the boiler front access door with the burner mounted on it as described below.
i) Disconnect gas supply (authorised personnel only) from the gas train.
ii) Disconnect oil supply from the oil lines.
iii) Undo the four retaining nuts (the two on the hinge side by two complete turns) (see
Section 4.8).
iv) Open the door sufficiently to allow full access to furnace and tube ends.
When handling ceramic fibre always follow the local regulations regarding such materials, including the
use of breathing apparatus, suitable body protection and protective gloves.
16. Where retarders are fitted they should be removed - some burning of the retarders at the inlet
end is normal.
17. Examine the internal surface of the door lining for defects. Small repairs may be carried out
by cutting out the defective area and replacing with new fibre, ensure the correct adhesive is
used.
18. Examine the end of the burner blast tube where it extends through the door into the furnace.
Clean off any deposits, paying particular attention to the internal lip where deposits can cause
irregular flame patterns.
19. Remove the rear smoke box access doors.
20. Brush through the tubes to remove any deposits from the products of combustion.
RB-RBC-IOMM-2015-1
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WARNING
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WARNING
MAINTENANCE - 4
IN ADDITION
IN ADDITION
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