Repairs - ATTACK FD20 Instructions For Use Manual

18 REPAIRS

A person performing the attendance of the boiler can carry out only the repairs consisting of
simple exchange of parts like packing cord. Other necessary defects can be only removed by a
service company from the list that is delivered as a supplement of the instructions for use. For
the repairs, use only original spare parts.
Defect
Insufficient output of the
boiler
Boiler cannot be regulated
High temperature in boiler,
low one in radiators
Cause
Low fuel efficiency
Low pressure
Heat exchanger and flue branch with flap
covered by soot
Doors to ashtray is not tight
Strong draught
High hydraulical resistance mainly in sys-
tems with gravity circulation,
Strong draught, high fuel efficiency
Removal
Use fuel with higher efficiency for
lower outside temperatures Adjust
chimney
Clean the elements of exchanger as
well as the flue branch
Check and adjustment of packing
cords
Adjust chimney
Decrease hydraulical resistance. by a
circuit pumpDecrease the draught
with a flap
19