REMEHA P 520 Installation And Service Manual page 17

- Remove the baffle plates from the upper flue ways.
- Carefully sweep the flue ways with the brush supplied for that
purpose.
- Brush the baffle plates as well.
- If possible, use a vacuum cleaner.
- Unfasten the nuts up to the stop.
- Push in the handles of the sweeping covers.
- Remove the sweeping covers.
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- Remove the left and right-hand casing covers.
- Remove the top insulating material.
- Brush the vertical plates.
- Put back the sweeping covers, insulating material and casing
covers by reversing the procedure above.
Note: Chemical sweeping is recommended for such boilers.
- Put the baffle plates back in place. Interlock them with each other
while fitting them into the flue ways.
- Close the upper sweeping doors.
P 520
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