DeDietrich GT 123 A Installation And Maintenance Manual page 32

2.1 Sweeping the boiler
Disconnect the burner cable.
Unfasten the four flanged nuts and flat washers (see burner
installation instructions) and open the burner door.
• remove the baffle plates if necessary (variable number
depending on the boiler model),
• Carefully sweep the flue ways with the brush supplied for this
purpose
• Also brush out the furnace.
• Vacuum the soot from beneath the flue ways and in the burner
with a vacuum cleaner with a tube diameter less than 40 mm.
• Put the baffle plates back
• Close the door and put the front panel back.
2.2 Burner maintenance
Refer to the instructions delivered with the burner.
2.3 Domestic hot water calorifier
Refer to the instructions delivered with the L hot water calorifier.
2.4 Cleaning the cladding and the window
Clean only with a soapy solution and a sponge. Rinse with clean
water and wipe with a chamois leather.
32
GT 120 A - GT 1200 A 09/02/08 - 94863361 - 85784009D