Maintenance; Sweeping - REMEHA P 420 Technical Instructions

The operations described below shall only be performed with the boiler and power supply off.

1 Sweeping

The boiler will only operate efficiently if the exchange surfaces
are kept clean.
The boiler should be cleaned as soon as required and as the
chimney, at least once a year or more, depending upon applicable
regulations and specific needs.
- Cut the power supply to the boiler.
- Remove the upper front panel.
14

Maintenance

- Open the sweeping doors (upper doors) by unscrewing the 3 nuts
using a 19 mm spanner
- Remove the baffle plates from the upper flue ways.
- Carefully sweep the four flue ways with the brush supplied for that
purpose.
- Brush the baffle plates as well.
- If possible, use a vacuum cleaner.
Remeha P 420 06/04/06 - 300008441-001-C